David K. Joyce Minerals

Latest Additions

Below are the most recent additions to my specimens database. Click on any of the thumbnails to view a larger image of the specimen.

All prices in Canadian dollars. For payment in US$, deduct 19% or multiply by 0.81.

 

WeloganiteFrancon Quarry, Montreal, Quebec,  Weloganite, Etc.
  • Item #20394
  • Weloganite
  • 5.5x4.5x5.0 cm
  • Largest Crystal Size: 9mm
  • $55.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • A couple of sharp, well-formed, white weloganite crystals in a vug in matrix. A perfect specimen!
Dresserite, WeloganiteFrancon Quarry, Montreal,  Quebec, Misc. Minerals
  • Item #20388
  • Dresserite, Weloganite
  • 6.2x5.7x2.5 cm
  • Largest Crystal Size: 2mm balls
  • $75.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • The opening in this grey rock matrix has many white balls of dresserite, as well as individual crystals plus many sharp, striated crystals of weloganite. Excellent!
Weloganite, Quartz, MarcasiteFrancon Quarry, Montreal, Quebec,  Weloganite, Etc.
  • Item #20384
  • Weloganite, Quartz, Marcasite
  • 7.2x4.3x3.8 cm
  • Largest Crystal Size: 8mm
  • $75.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • The quartz crystal-lined vug in this matrix contains several sharp, flat terminated, classic weloganite crystals. Very nice!
Imiterite, ProustiteMorocco, Imiter Mine, Proustite, Xanthoconite, etc.
  • Item #20382
  • Imiterite, Proustite
  • 1.2x1.1x1.2 cm
  • Largest Crystal Size: 1mm
  • $60.00
  • Imiter Mine
  • Djebel Saghro, Ouarzazate
    Morocco
  • OK! It is small but the crystals of this rare silver sulphosalt are excellent and very rare!! Really nice!
Weloganite, Calcite, QuartzFrancon Quarry, Montreal, Quebec,  Weloganite, Page Two
  • Item #20381
  • Weloganite, Calcite, Quartz
  • 8.8x5.8x4.4 cm
  • Largest Crystal Size: 9mm
  • $45.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • A sharp, pseudohexagonal weloganite crystal sits at one side of this quartz calcite vug. Nice example!
Weloganite, Calcite, QuartzFrancon Quarry, Montreal, Quebec,  Weloganite, Etc.
  • Item #20379
  • Weloganite, Calcite, Quartz
  • 11.5x10.5x3.0 cm
  • Largest Crystal Size: 11mm
  • $110.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • There are many, well formed, white coated, yellow, interior weloganite crystals in the quartz-lined, calcite studded vug exposed on the top of this matrix which has been sawn on the bottom and front. The front could be the back, no problem. The weloganite crystals are extremely sharp and show the undulating, pseudohexagonal crystal habit that this mineral is famous for.
Weloganite, QuartzFrancon Quarry, Montreal, Quebec,  Weloganite, Etc.
  • Item #20378
  • Weloganite, Quartz
  • 9.4x7.7x4.5 cm
  • Largest Crystal Size: 3mm
  • $45.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • Lots of extremely-well formed white weloganite crystals associated with a couple of generations of quartz crystals in this vug. Nice crystals!
Weloganite, QuartzFrancon Quarry, Montreal, Quebec,  Weloganite, Etc.
  • Item #20374
  • Weloganite, Quartz
  • 2.8x2.2x1.7 cm
  • Largest Crystal Size: 10mm
  • $110.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • A great-looking specimen showing a near-perfect weloganite crystal on one side of a matrix, associated with calcite and small quartz crystals. Very good specimen!
Weloganite, FloriteFrancon Quarry, Montreal, Quebec,  Weloganite, Etc.
  • Item #20372
  • Weloganite, Florite
  • 4.1x2.4x1.8 cm
  • Largest Crystal Size: w-12mm, fl-5mm
  • $80.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • A group of lovely, yellow, well formed and terminated weloganite crystals on one side of a fluorite-lined vug. The fluorite crystals are clear, colourless octahedra. Very good!
Quartz, WeloganiteFrancon Quarry, Montreal,  Quebec, Misc. Minerals
  • Item #20371
  • Quartz, Weloganite
  • 8.15.4x2.4x cm
  • Largest Crystal Size: q-14mm, w-8mm
  • $75.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • Hear is a different one! This specimen is a plate of grey, well formed quartz crystals with a few weloganite crystals hidden away here and there, some very nice.
Weloganite, QuartzFrancon Quarry, Montreal, Quebec,  Weloganite, Etc.
  • Item #20370
  • Weloganite, Quartz
  • 5.4x5.5x4.0 cm
  • Largest Crystal Size: 14mm
  • $85.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • Lots of well formed, chalky-white crystals of weloganite, including a cluster of several crystals on one side of the vug. Excellent example that shows well.
Dawsonite, Fluorite, StrontianiteFrancon Quarry, Montreal,  Quebec, Misc. Minerals
  • Item #20369
  • Dawsonite, Fluorite, Strontianite
  • 4.6x3.0c2.1 cm
  • Largest Crystal Size: 1mm
  • $45.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • Many, many, clear, colourless dawsonite crystals, many in radiating aggregates ,associated with straw-yellow strontianite crystals and tiny fluorite crystals. Very nice example!
Dresserite, QuartzFrancon Quarry, Montreal,  Quebec, Misc. Minerals
  • Item #20365
  • Dresserite, Quartz
  • 5.1x3.1x1.4 cm
  • Largest Crystal Size: 1mm balls
  • $65.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • Many balls of white, radiating crystals of dresserite on this plate of tiny quartz crystals. The dresserite balls are excellent.
Dawsonite, Calcite, MarcasiteFrancon Quarry, Montreal,  Quebec, Misc. Minerals
  • Item #20364
  • Dawsonite, Calcite, Marcasite
  • 3.6x3.7x2.5 cm
  • Largest Crystal Size: 3mm
  • $65.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • LOTS of very well formed, elongated, striated crystals of dawsonite on this specimen. Excellent example of this rare mineral!
Dresserite, Weloganite, CalciteFrancon Quarry, Montreal,  Quebec, Misc. Minerals
  • Item #20363
  • Dresserite, Weloganite, Calcite
  • 3.9x2.9x2.2 cm
  • Largest Crystal Size: w-8mm, dr-1.5mm
  • $55.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • This specien shows a well-formed weloganite crystal with several white balls of radiating dresserite crystals on it. Very photogenic!
Weloganite, Calcite, Marcasite, QuartzFrancon Quarry, Montreal, Quebec,  Weloganite, Page Two
  • Item #20362
  • Weloganite, Calcite, Marcasite, Quartz
  • 3.2x2.8x2.7 cm
  • Largest Crystal Size: 6mm
  • $55.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • There are a couple of larger, contacted weloganite crystals on this specimen and one perfect crystal, nicely exposed on the top of this calcite lined vug.
Dawsonite, FluoriteFrancon Quarry, Montreal,  Quebec, Misc. Minerals
  • Item #20359
  • Dawsonite, Fluorite
  • 3.9x2.5x1.4 cm
  • Largest Crystal Size: 1.5mm
  • $40.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • This specimen is a shallow, concave vug showing many radiating clusters of sharp, clear, colourless dawsonite crystals, associated with tiny dark purple crystals of fluorite. Excellent!
Dresserite, QuartzFrancon Quarry, Montreal,  Quebec, Misc. Minerals
  • Item #20357
  • Dresserite, Quartz
  • 2.7x1.7x1.7 cm
  • Largest Crystal Size: 2mm balls
  • $50.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • A superb specimen of this rare barium carbonate. The balls of radiating crystals are perched on small, drusy quartz crystals. Very good!
Dawsonite, FluoriteFrancon Quarry, Montreal,  Quebec, Misc. Minerals
  • Item #20356
  • Dawsonite, Fluorite
  • 3.7x1.7x0.8 cm
  • Largest Crystal Size: 3mm
  • $50.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • This specimen is largely covered with sharp, transparent, colourless clusters of radiating dawsonite crystals and tiny, purpley fluorite crystals. Excellent! Nice example of thisrare mineral!
Weloganite, Calcite, MarcasiteFrancon Quarry, Montreal, Quebec,  Weloganite, Etc.
  • Item #20355
  • Weloganite, Calcite, Marcasite
  • 4.5x5.0x5.7 cm
  • Largest Crystal Size: 5mm
  • $55.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • A lovely vug in alkaline rock revealing a number of very sharp, striated, hemimorphic weloganite crystals. Sawn on bottom and two sides. Nice specimen! Shows perfectly.
Weloganitem Calcite, Marcasite, QuartzFrancon Quarry, Montreal, Quebec,  Weloganite, Etc.
  • Item #20353
  • Weloganitem Calcite, Marcasite, Quartz
  • 5.2x2.9x2.7 cm
  • Largest Crystal Size: 14mm
  • $75.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • This specimen shows several weloganite crystals, two of them doubly terminated. The crystals have yellow interiors and thin, partial, white coatings. Nicely striated. Classic!
Dresserite, QuartzFrancon Quarry, Montreal,  Quebec, Misc. Minerals
  • Item #20352
  • Dresserite, Quartz
  • 4.0x4.4x1.9 cm
  • Largest Crystal Size: 2.5mm balls
  • $45.00
  • Francon Quarry
  • Montreal
    Quebec, Canada
  • A very nice specimen of pure, white, radiating balls of acicular dresserite crystals. Nice specimen of this rare barium carbonate mineral!
Cinnabar, QuartzCinnabar, Tongren, Guizhou Province, China
  • Item #20347
  • Cinnabar, Quartz
  • 5.1x3.5x1.5 cm
  • Largest Crystal Size: 7mm
  • $55.00
  • Xian XI Mine
  • Fenhuang
    Hunan, Canada
  • Deep-red cinnabar crystals are nicely positioned on a mound of quartz crystals. Nice !!
Realgar, CalciteSulphides, Arsenides, etc. Miscellaneous, Page Three
  • Item #20346
  • Realgar, Calcite
  • 6.5x4.5x4.0 cm
  • Largest Crystal Size: 10mm
  • $65.00
  • Hunan
    China
  • How many sulphide/arsenide minerals have such a red colour? Not very many! This specimen shows gemmy red realgar crystals associated with colourless-white calcite.
Quartz, ElpiditeTreasures, Odds and Sods, Various Localities, Page Two
  • Item #20343
  • Quartz, Elpidite
  • 10.6x7.0x4.3 cm
  • Largest Crystal Size: 92mm
  • $85.00
  • Mt. Malosa, Zomba Plateu
  • Zomba
    Malawi
  • Three interlocking quartz crystals with acicular elpidite shooting through and between the crystals. Very nice specimen of quartz and nice specimen of elpidite, as well! Unusual specimen!
Cinnabar, DolomiteCinnabar, Tongren, Guizhou Province, China
  • Item #20339
  • Cinnabar, Dolomite
  • 4.6x4.4x1.5 cm
  • Largest Crystal Size: 8mm
  • $45.00
  • Xian XI Mine
  • Fenhuang
    Hunan, China
  • Very nice cinnabar crystal on dolomite from the area of the world that produces great, textbook quality cinnabar crystals.
Cinnabar, CalciteCinnabar, Tongren, Guizhou Province, China
  • Item #20338
  • Cinnabar, Calcite
  • 14.0x6.5x9.4 cm
  • Largest Crystal Size: 13mm
  • $325.00
  • Xian XI Mine
  • Fenhuang, Hunan
    China
  • A wonderful cavity of dolomite crystals with a number of gemmy-red cinnabar crystals on the dolomite.
Cinnabar, DolomiteCinnabar, Tongren, Guizhou Province, China
  • Item #20337
  • Cinnabar, Dolomite
  • 6.4x4.1x1.0 cm
  • Largest Crystal Size: 14mm
  • $140.00
  • Xian Xi Mine
  • Fenhuang
    Hunan, China
  • Great crystals of cinnabar on this specimen! It shows five or so sharp, deep red crystals in and amongst creamy-white curved dolomite crystals. Very nice specimen of this mercury sulphide mineral.
CassiteriteBolivian Minerals, Various
  • Item #20336
  • Cassiterite
  • 11.0x6.9x3.5 cm
  • Largest Crystal Size: 5mm
  • $180.00
  • Mina Llallagua
  • Bustillos
    Potosi, Bolivia
  • A wonderful cluster of this tin oxide mineral, the main ore of tin in Bolivia and elsewhere. A little bruising but still, this is a great looking piece!
SmithsoniteSecondary Minerals, Various Locations
  • Item #20335
  • Smithsonite
  • 7.3x5.0x3.4 cm
  • Largest Crystal Size: n/a
  • $65.00
  • San Antonio Mine
  • Santa Eulalia, Chihuahua
    Canada
  • A plate of luscious, grey but lustrous smithsonite from this famous old locality. Might even look better if it was standing vertically instead of horizontally.
StibnitePeru -Quiruvilca Mine -Stibnite
  • Item #20331
  • Stibnite
  • 6.4x5.5x2.5 cm
  • Largest Crystal Size: 36mm
  • $35.00
  • Quiruvilca Mine
  • Santiago de Chuco, La Libertad
    Peru
  • A nice cluster of lustrous, metallic stibnite crystals from the famous Quiruvilca Mine.
StibnitePeru -Quiruvilca Mine -Stibnite
  • Item #20329
  • Stibnite
  • 5.2x4.3x4.6 cm
  • Largest Crystal Size: 40mm
  • $40.00
  • Quiruvilca Mine
  • Santiago de Chuco, La Libertad
    Peru
  • Nice looking cluster of lustrous stibnite prisms. This is a very old mine, famous for its arsenic bearing minerals. Here is a nice one!
StibnitePeru -Quiruvilca Mine -Stibnite
  • Item #20328
  • Stibnite
  • 7.7x5.0x4.2 cm
  • Largest Crystal Size: 40mm
  • $60.00
  • Quiruvilca Mine
  • Santiago de Chuco, La Libertad
    Peru
  • A pretty impressive stibnite specimen from this famous old mine, well known for its arsenic-rich minerals. Looks good too!
StibnitePeru -Quiruvilca Mine -Stibnite
  • Item #20327
  • Stibnite
  • 4.0x3.3x3.2 cm
  • Largest Crystal Size: 24mm
  • $35.00
  • Quiruvilca Mine
  • Santiago de Chuco, La Libertad
    Peru
  • A very nice cluster of lustrous, stibnite crystals from this famous arsenic-rich mine, now closed, as far as I know. Looks great!
MagnetiteTreasures, Odds and Sods, Various Localities
  • Item #20325
  • Magnetite
  • 3.8x2.9x1.5 cm
  • Largest Crystal Size: Magnetite
  • $30.00
  • Chester

  • Vermont, USA
  • A beautiful, extremely sharp, octahedral crystal of magnetite nicely exposed in chlorite matrix. Trouble is the magnetite is repaired. The tip has been beautifully replaced but it is repaired. Thus the very reasonable price. Looks great.
Lazulite, SideriteYukon Phosphates, Lazulite, Rapid Creek, Yukon Territory
  • Item #20322
  • Lazulite, Siderite
  • 5.9x4.5x0.7 cm
  • Largest Crystal Size: La 8mm, Si 10mm
  • $80.00
  • Rapid Creek

  • Yukon, Canada
  • A beautiful specimen of deep-blue lazulite crystals associated with excellent, brownish siderite crystals. Some bruising but lots of nice crystals, as you can see. Very nice!
StibnitePeru -Quiruvilca Mine -Stibnite
  • Item #20319
  • Stibnite
  • 4.9x4.0x2.5 cm
  • Largest Crystal Size: 32mm
  • $40.00
  • Quiruvilca Mine
  • Santiago De Chuco
    Peru
  • A good-looking array of lustrous stibnite crystals from this famous mine. Looks great!
LazuliteYukon Phosphates, Lazulite, Rapid Creek, Yukon Territory
  • Item #20318
  • Lazulite
  • 3.9x2.6x2.3 cm
  • Largest Crystal Size: 9mm
  • $40.00
  • Rapid Creek

  • Yukon, Canada
  • A small specimen showing sharp, deep-blue, twinned crystals of this beautiful phosphate mineral.
Calcite, ps IkaiteCalcite Pseudomorphs after  Ikaite, Eureka, Ellesmere Island, Nunavut
  • Item #20317
  • Calcite, ps Ikaite
  • 4.2x3.0x2.5 cm
  • Largest Crystal Size: 5mm
  • $65.00
  • Ellesmere Island
  • Eureka
    Nunavut, Canada
  • This is an Arctic classic! Sharp pseudomorphs of calcite after ikaite. Sweet! Shows perfectly!
GrossularJeffrey Mine, Asbestos, Quebec, Grossular
  • Item #20316
  • Grossular
  • 2.9x2.6x2.2 cm
  • Largest Crystal Size: 13mm
  • $150.00
  • Jeffery Mine
  • Asbestos
    Quebec, Canada
  • Classic Jeffrey Mine grossular specimen. The crystals are predominately dodecahedra with small trapezohedral modifications. A little bruising, still, it is a beauty!
Lazulite, QuartzYukon Phosphates, Lazulite, Rapid Creek, Yukon Territory
  • Item #20315
  • Lazulite, Quartz
  • 8.0x9.2x2.0 cm
  • Largest Crystal Size: 8mm
  • $160.00
  • Rapid Creek

  • Yukon, Canada
  • A plate of lustrous, deep-blue, twinned crystals of lazulite clustered over clear, gemmy quartz and siderite crystals. both sides! Looks great!
Hematite, ps. Magnetite, AugiteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #20308
  • Hematite, ps. Magnetite, Augite
  • 11.0x4.8x2.6 cm
  • Largest Crystal Size: 11mm
  • $50.00
  • Twin, Peaks
  • Millard Co.
    Utah, USA
  • Pretty nice specimen showing sharp octahedra of pseudomorphs of hematite after magnetite, associated with very dark green crystals of augite. Unusual locality! Displays well.
Proustite, Polybasite, StephaniteMorocco, Imiter Mine, Proustite, Xanthoconite, etc.
  • Item #20307
  • Proustite, Polybasite, Stephanite
  • 9.4x7.3x3.9 cm
  • Largest Crystal Size: 3mm
  • $225.00
  • Imiter Mine
  • Djebel Saghro
    Ouarzazate, Morocco
  • A very rich specimen showing loads of deep red proustite crystals plus some small polybasite and stephanite crystals. The proustite is present in balls of red crystals or as individual prismatic crystals with rhombohedral terminations. Great piece! Shows well.
CopperCopper, Keweenaw Peninsula, Michigan, USA
  • Item #20306
  • Copper
  • 14.5x4.5x0.3 cm
  • Largest Crystal Size: 25mm
  • $65.00
  • Keweenaw Peninsula

  • Michigan, USA
  • although made up of 25mm or so crystals of copper, this is really one big, dendritic, branching crystal of native copper. Classic!
KermesiteSecondary Minerals, Various Locations
  • Item #20301
  • Kermesite
  • 9.2x6.0x4.9 cm
  • Largest Crystal Size: 14mm
  • $120.00
  • Dafeng
  • Shanlin Co., Guanxi
    Zhuang, China
  • A very rich, showy specimen of deep-red, acicular kermesite, exposed on a fracture across the front of this piece. Wow!
KermesiteSecondary Minerals, Various Locations
  • Item #20299
  • Kermesite
  • 7.1x4.9x5.6 cm
  • Largest Crystal Size: 6mm
  • $85.00
  • Dafeng
  • Shanlin Co., Guanxi
    Zhuang, China
  • Lots of divergent, tufts of red kermesite are exposed on this fracture. Rich, instructive specimen of this unusual mineral.
CupriteSecondary Minerals, Various Locations
  • Item #20296
  • Cuprite
  • 7.1x6.3x2.4 cm
  • Largest Crystal Size: 2mm
  • $75.00
  • Sepon Mine
  • Vilabouly, Savannakhet
    Laos
  • Lots of gemmy, red cuprite crystals line vugs in goethite/gossan matrix. Lots to look at!
Arsenopyrite, FluoriteSulphides, Arsenides, etc. Miscellaneous
  • Item #20294
  • Arsenopyrite, Fluorite
  • 8.2x5.5x3.8 cm
  • Largest Crystal Size: Ar 66mm, Fl 19mm
  • $120.00
  • Yaogangxian Mine
  • Chenzhou City, Hunan
    China
  • A VERY large, well-formed crystal of arsenopyrite sits atop a rusty matrix in this specimen, associated with some poor quality fluorite. The crystal is very well formed and classic "wedge-shaped". One of the biggest crystals of arseno I've seen from this locality.
KermesiteSecondary Minerals, Various Locations
  • Item #20293
  • Kermesite
  • 9.1x7.4x5.7 cm
  • Largest Crystal Size: 30mm
  • $75.00
  • Dafeng
  • Shanlin Co., Guanxi
    Zhuang, China
  • This specimen shows deep-red, acicular crystals of this unusual mineral on a calcite coated fracture surface. The kemesite needles are present in a long opening and embedded or partially embedded in the calcite. Nice example from an unusual locality!
KermesiteSecondary Minerals, Various Locations
  • Item #20292
  • Kermesite
  • 8.8x7.3x4.5 cm
  • Largest Crystal Size: 20mm
  • $120.00
  • Dafeng
  • Shanlin Co., Guanxi
    Zhuang, China
  • Deep, cherry-red, acicular crystals of this unusual mineral are present on an exposed fracture surface on this matrix. Unusual locality!
CupriteSecondary Minerals, Various Locations
  • Item #20290
  • Cuprite
  • 5.6x4.9x4.9 cm
  • Largest Crystal Size: 4mm
  • $85.00
  • Sepon Mine
  • Vilabouly, Savannakhet
    Laos
  • A gossanous matrix that has oodles of open spaces lined with deep red, sharp, octahedral crystals of cuprite. Excellent specimen from this unusual location.
FluoriteFluorite, Various Localities
  • Item #20281
  • Fluorite
  • 10.0x6.0x2.5 cm
  • Largest Crystal Size: 36mm
  • $110.00
  • Dongshan
  • Hunan
    China
  • What a wonderful cluster of gemmy, green fluorite crystals with very light internal 'phantoms", outlining an earlier crystal size. The fluorite crystals have interengly notched corners that appear to be some sort of partial dodecahedral modification. I've never seen faces like this! Unique! Beautiful!
Cinnabar, DolomiteCinnabar, Tongren, Guizhou Province, China
  • Item #20280
  • Cinnabar, Dolomite
  • 9.2x8.7x6.5 cm
  • Largest Crystal Size: 7mm
  • $75.00
  • Tongren
  • Guizhou
    China
  • The top and front of this specimen shows a number of cinnabar crystals atop curved, creamy-white dolomite crystals on brecciated dolomite. The cinnabar crystals are dark red and contrast well with the lighter dolomite. Displays well!
Cinnabar, DolomiteCinnabar, Tongren, Guizhou Province, China
  • Item #20279
  • Cinnabar, Dolomite
  • 8.0x5.5x4.5 cm
  • Largest Crystal Size: 24mm
  • $65.00
  • Tongren
  • Guizhou
    China
  • OK, this is not the best looking specimen but it does have a very large, well formed, twinned, deep red cinnabar crystal on it. Large!
Calcite, SphaleritePeru, Casapalca Mine
  • Item #20278
  • Calcite, Sphalerite
  • 9.5x8.0x4.8 cm
  • Largest Crystal Size: c-10mm
  • $85.00
  • Casapalca Mine
  • Junin
    Peru
  • What a great-looking specimen! Very lightly pink-tinted calcite is draped over what appears to be a large, twinned crystal of dark brown sphalerite. The calcite crystals are sort of small groups of divergent, pointy crystals. Sits perfectly for display!
SmithsoniteMexico, Various Minerals and Localities
  • Item #20277
  • Smithsonite
  • 12.3x10.0x4.0 cm
  • Largest Crystal Size: n/a
  • $125.00
  • Sinaloa
    Mexico
  • Here is fine-looking Mexican smithsonite! It is botryoidal with a light violet colouration. Pretty-well solid smithsonite although only the front is of display interest. Excellent!
Microcline, var AmazoniteTopaz, Sakangyi Pegmatites, Mogok, Pwin-Oo-Lwin, Mandalay, Myanmar
  • Item #20276
  • Microcline, var Amazonite
  • 5.3x3.8x3.0 cm
  • Largest Crystal Size: as above
  • $65.00
  • Sakangyi Pegmatites
  • Kyauk-Pyat-That, Mogok, Mandalay
    Myanmar
  • A beautifully coloured, sharp-faced, well terminated crystal with a wonderful amazonite colouration. Not complete as it was attached on the back and bottom. displays perfectly, though!
Microcline, var. AmazoniteTopaz, Sakangyi Pegmatites, Mogok, Pwin-Oo-Lwin, Mandalay, Myanmar
  • Item #20275
  • Microcline, var. Amazonite
  • 12.0x7.5x6.3 cm
  • Largest Crystal Size: 50mm
  • $75.00
  • Sakangyi Pegmatites
  • Kyauk-Pyat-That, Mogok, Mandalay
    Myanmar
  • A cluster of "amazonite" crystals from this prolific pegmatite area. There is a broken crystal in the middle of the specimen, as you can see but it is nonetheless an interesting an nice specimen from this interesting pegmatite mining area.
Microcline, TopazTopaz, Sakangyi Pegmatites, Mogok, Pwin-Oo-Lwin, Mandalay, Myanmar
  • Item #20274
  • Microcline, Topaz
  • 5.5x5.7x4.7 cm
  • Largest Crystal Size: as above
  • $110.00
  • Sakangyi Pegmatites
  • Kyauk-Pyat-That, Mogok, Mandalay
    Myanmar
  • This crystal has a full, sharp termination and partial bottom termination since it was attached at the bottom. It does have a slightly greenish hue and so is a light "amazonite" variety crystal. As well, there are some excellent, gemmy, topaz crystals attached to one side. four of the five topaz crystals are terminated. Sits perfectly.
Calcite, BaryteCalcite   Various Localities
  • Item #20272
  • Calcite, Baryte
  • 16.0x8.5x8.0 cm
  • Largest Crystal Size: 75mm
  • $275.00
  • Elmwood Mine
  • Carthage
    Tennessee, USA
  • This specimen shows a couple of gemmy, orangey calcite crystals on crudely crystallized barite. The larger crystal is a classic, gemmy, orange, Elmwood scalenohedron. The large crystal has a slight abrasion to the termination. The smaller crystal has a slightly cleaved termination. Displays perfectly!
Cuprite, GoethiteSecondary Minerals, Various Locations
  • Item #20270
  • Cuprite, Goethite
  • 9.0x7.5x8.0 cm
  • Largest Crystal Size: 2.5mm
  • $225.00
  • Sepon Mine
  • Vilabouly, Savannakhet
    Laos
  • A large fragment of goethite that is riddled with cavities ALL lined with bright, lustrous, ruby-red cuprite crystals. Very nice specimen of cuprite from an unusual location.
Silver, Arsenides Cobalt/Gowganda Area, Ontario -Silver Specimens
  • Item #20269
  • Silver, Arsenides
  • 11.5x9.5x7.5 cm
  • Largest Crystal Size: n/a
  • $950.00
  • Cobalt
    Ontario, Canada
  • A super-rich specimen of native silver with some arsenide mineralization in dolomite vein matrix. Black silver hackles protrude all over this specimen except the base which is sawn. You can get a good idea of the silver content by looking at that sawn base! I'd estimate that this piece is probably about 45% metallic silver! Weight is, at least a couple of kg! Amazing high grade!
CalciteMexico, Various Minerals and Localities
  • Item #20268
  • Calcite
  • 11.5x11.0x8.0 cm
  • Largest Crystal Size: 21mm
  • $75.00
  • Chihuahua
    Mexico
  • A large cluster of sharp but rounded, lustrous calcite crystals. The crystals are, essentially, complex, modified scalenohedra with reddish inclusions of hematite or iron-rich clay. Sorry, Chihuahua is the best locality info that I have. Looks great!
Kermesite, CalciteSecondary Minerals, Various Locations, Page Two
  • Item #20267
  • Kermesite, Calcite
  • 11.5x8.0x8.4 cm
  • Largest Crystal Size: 35mm
  • $240.00
  • Dafeng
  • Shanlin Co., Guanxi, Zhuang
    China
  • A number of sprays of cherry-red, acicular, free-standing kermesite crystals are exposed in a narrow, drusy calcite crystal-lined seam on the front of this matrix. Unusual and different locality for this relatively rare mineral.
DanburiteMexico, Various Minerals and Localities
  • Item #20266
  • Danburite
  • 13,5x11.5x10.0 cm
  • Largest Crystal Size: 85mm
  • $225.00
  • Charcas
  • San Luis Potosi
    Mexico
  • A rather large cluster of colourless-white danburite crystals from one of the best localities. Ther are several very large crystals on top and many smaller crystals around the bottom. The cluster is not complete but still VERY impressive. A small cluster of arsenopyrite crystals on the back. Displays well!
Corundum, var. RubyTreasures, Odds and Sods, Various Localities, Page Three
  • Item #20265
  • Corundum, var. Ruby
  • 11.2x6.1x5.7 cm
  • Largest Crystal Size: 21mm
  • $85.00
  • Mysore
  • Karnataka
    India
  • A single, doubly terminated ruby crystal is perfectly situated in the quartz-rich top of this matrix. Nice example of this variety of corundum!
DioptaseSecondary Minerals, Various Locations
  • Item #20263
  • Dioptase
  • 8.7x7.1x2.5 cm
  • Largest Crystal Size: 11mm
  • $325.00
  • Altyn-Tyube
  • Karagandy
    Kazakhstan
  • A concave plate or vug lined with deep-green, dodecahedral dioptase specimens. The crystals have good luster and very little or no bruising in the vug. It is about 100% dioptase! Looks great!
DioptaseSecondary Minerals, Various Locations
  • Item #20262
  • Dioptase
  • 6.7x7.2x2.2 cm
  • Largest Crystal Size: 25mm
  • $225.00
  • Altyn-Tyube
  • Karagandy
    Kazakhstan
  • A plate of emerald green dioptase crystals, partially encrusted with a copper-based silicate or carbonate crud. The crystals are well formed and one is 25mm long! What colour!
Covelite, PyriteRocks and Ores, Sulphide Ores, Various Localities
  • Item #20261
  • Covelite, Pyrite
  • 7.2x7.5x6.5 cm
  • Largest Crystal Size: n/a
  • $75.00
  • Butte

  • Montana, USA
  • An excellent specimen of foliated, massive covellite with the characteristic purple hue, associated with pyrite matrix. This was a typical ore at Butte -Unique!
Sphalerite, Siderite, PyriteSulphides, Arsenides, etc. Miscellaneous, Page Three
  • Item #20260
  • Sphalerite, Siderite, Pyrite
  • 6.3x6.7x5.4 cm
  • Largest Crystal Size: Sp-9mm, Si-10mm
  • $85.00
  • Eagle Mine
  • Gilman, Eagle Co.
    Colorado, USA
  • An excellent representation of the main mineralization at this long-closed mine. The front of this quartz matrix is covered by sphalerite crystals with a few, disc-like siderites and sprinkles of tiny, sparkling, pyrite crystals.
SphaleriteSulphides, Arsenides, etc. Miscellaneous, Page Four
  • Item #20257
  • Sphalerite
  • 8.3x6.2x2.7 cm
  • Largest Crystal Size: 10mm
  • $85.00
  • Eagle Mine
  • Gilman, Eagle Co.
    Colorado, USA
  • A simple plate of lustrous, well formed, twinned, deep-brown sphalerite crystals on a quartz/pyrite matrix. Classic USA locality!
Sphalerite, QuartzSulphides, Arsenides, etc. Miscellaneous
  • Item #20255
  • Sphalerite, Quartz
  • 12.5x9.5x7.5 cm
  • Largest Crystal Size: s-30mm, q-5mm
  • $140.00
  • Picher
  • Ottawa County
    Oklahoma, USA
  • A really nice attractive specimen of this zinc ore mineral! It is a large cluster of dark brown sphalerite crystals that have small chalcopyrite crystals, many oriented, on the sphalerite. The druse of small quartz crystals are draped over the sphalerites, preferentially, like snow on a rock outcrop. Very nice!
GalenaSulphides, Arsenides, etc. Miscellaneous
  • Item #20253
  • Galena
  • 7.6x5.0x4.0 cm
  • Largest Crystal Size: as above
  • $75.00
  • Joplin

  • Missouri, USA
  • I think that this is one large, stepped and hoppered galena crystal showing cube and octahedron in varying degrees of dominance. Nice looking crystal! Dense!
Galena, PyriteSulphides, Arsenides, etc. Miscellaneous
  • Item #20252
  • Galena, Pyrite
  • 18.7x8.0x3.5 cm
  • Largest Crystal Size: 26mm
  • $140.00
  • Joplin

  • Missouri, USA
  • THIS is a nice galena specimen!! A thin plate of limestone matrix is thickly encrusted with blocky cubes of galena. The galena crystals are peppered with tiny sparkling pyrite crystals and many are modified by the octahedron. The bottom of the specimen has lots of nice red, 2-3mm sphalerite crystals. Great looking example of this lead sulphide mineral!
SphaleriteSulphides, Arsenides, etc. Miscellaneous
  • Item #20251
  • Sphalerite
  • 13.0x8.0x6.0 cm
  • Largest Crystal Size: 45mm
  • $150.00
  • Elmwood Mine
  • Carthage
    Tennessee, USA
  • Lots of complexly-twinned, lustrous, deep brown sphalerite crystals are present in openings in this breccia and also cementing the breccia together. I've included an image of the bottom of the specimen showing the sphalerite-cemented breccia base. Great geological as well as mineralogical specimen. Displays very well!
Sphalerite, CalciteSulphides, Arsenides, etc. Miscellaneous, Page Four
  • Item #20249
  • Sphalerite, Calcite
  • 9.2x8.5x3.3 cm
  • Largest Crystal Size: 40mm
  • $140.00
  • Elmwood Mine
  • Carthage
    Tennessee, USA
  • A great looking plate of complexly-twinned, highly lustrous sphalerite crystals, accented by nice scalenohedra of calcite across the bottom of the plate. Aside from the calcite the specimen is totally sphalerite! Displays very well!
SphaleriteSulphides, Arsenides, etc. Miscellaneous, Page Four
  • Item #20248
  • Sphalerite
  • 10.2x9.3x6.0 cm
  • Largest Crystal Size: 55mm
  • $85.00
  • Elmwood Mine
  • Carthage
    Tennessee, USA
  • A large, complexly, twinned sphalerite crystal is well presented at the contact between a plate of tiny quartz crystals and a partial calcite crystal. There is another smaller, less twinned crystal behind it on the quartz. Some bruising on the sphalerite. Displays very well!
Zincite, Franklinite, CalciteFranklin, New Jersey, Various specimens
  • Item #20245
  • Zincite, Franklinite, Calcite
  • 10.2x5.6x5.3 cm
  • Largest Crystal Size: n/a
  • $85.00
  • Franklin

  • New Jersey, USA
  • A rich specimen of deep red zincite and black-metallic franklinite with a little calcite and willemite. Of course the willemite fluoresces green and the calcite red. Rich!
Zincite, Willemite, FrankliniteFranklin, New Jersey, Various specimens
  • Item #20243
  • Zincite, Willemite, Franklinite
  • 10.0x6.7x4.3 cm
  • Largest Crystal Size: n/a
  • $110.00
  • Franklin

  • New Jersey, USA
  • A very rich specimen of greenish willemite and deep red zincite in association with pitch-black franklinite. Of course the willemite fluoresces a bright green under U/V light. Very rich!
Zincite, Willemite, FrankliniteFranklin, New Jersey, Various specimens
  • Item #20241
  • Zincite, Willemite, Franklinite
  • 7.8x7.0x4.4 cm
  • Largest Crystal Size: n/a
  • $120.00
  • Franklin

  • New Jersey, USA
  • This specimen is TWO specimens in one! One side and about half the volume is rich, deep red zincite. The other side is mostly composed of willemite crystal sections embedded in black franklinite. Fluoresces beautifully!
Esperite, Hardystonite, Willemite, FrankliniteFranklin, New Jersey, Various specimens
  • Item #20236
  • Esperite, Hardystonite, Willemite, Franklinite
  • 8.2x7.3x7.5 cm
  • Largest Crystal Size: n/a
  • $140.00
  • Franklin

  • New Jersey, USA
  • There are several interesting and rare minerals in this specimen that fluoresce the following colours: Esperite is yellow-yellow green, willemite is bright lime green and the hardystonite is a purple colour. Heavy so extra postage required. Rich and great-looking!
Esperite, Hardystonite, Willemite, FrankliniteFranklin, New Jersey, Various specimens
  • Item #20235
  • Esperite, Hardystonite, Willemite, Franklinite
  • 13.0x8.4x6.0 cm
  • Largest Crystal Size: n/a
  • $140.00
  • Franklin

  • New Jersey, USA
  • Bright yellow esperite, fluorescent lime green willemite and purple hardystonite are the colourful fluorescent minerals in this specimen. Heavy and rich! Extra postage required. Looks great!
Sodalite, var. HackmaniteGreenland Minerals, Semenovite-(Ce), Taseq, Ilimaussaq
  • Item #20234
  • Sodalite, var. Hackmanite
  • 4.1x5.6x5.5 cm
  • Largest Crystal Size: n/a
  • $75.00
  • Narsaarsuk

  • Greenland
  • A beautifully fluorescent hackmanite specimen from the famous alkaline intrusive occurrence at Narsaarsuk. Please note that the fluorescent colour is intense yellow only with no red. I could not seem to capture that colouration with my camera! Very nice!
CalciteFranklin, New Jersey, Various specimens
  • Item #20233
  • Calcite
  • 6.7x5.8x3.5 cm
  • Largest Crystal Size: n/a
  • $35.00
  • Franklin

  • New Jersey, USA
  • This fragment of calcite fluoresces a deep red colour (less pinky than in the picture). Beautiful!
CalciteFranklin, New Jersey, Various specimens
  • Item #20232
  • Calcite
  • 10.2x8.3x5.5 cm
  • Largest Crystal Size: n/a
  • $65.00
  • Franklin

  • New Jersey, USA
  • A thick, orange cleavage of calcite with some other minerals around the edges. Only the calcite fluoresces a deep red colour. A more deep red, less pink than in the photo. Different!
Willemite, AndraditeFranklin, New Jersey, Various specimens
  • Item #20230
  • Willemite, Andradite
  • 7.0x6.0x5.5 cm
  • Largest Crystal Size: n/a
  • $55.00
  • Franklin

  • New Jersey, USA
  • This specimen is mostly massive willemite with a zone of brownish, resinous andradite on the back. Fluoresces a solid subdued green. Nice!
Willemite, Calcite, RhodoniteFranklin, New Jersey, Various specimens
  • Item #20229
  • Willemite, Calcite, Rhodonite
  • 6.3x6.3x6.3 cm
  • Largest Crystal Size: n/a
  • $45.00
  • Franklin

  • New Jersey, USA
  • While mostly rhodonite, this specimen has a nice showing of fluorescent green willemite and red calcite, as you can see from the photo. Classic Franklin!
Willemite, Calcite, AndraditeFranklin, New Jersey, Various specimens
  • Item #20228
  • Willemite, Calcite, Andradite
  • 7.7x5.6x5.8 cm
  • Largest Crystal Size: n/a
  • $55.00
  • Franklin

  • New Jersey, USA
  • This specimen is mostly massive andradite garnet with a smattering of fluorescent willemite and calcite. Looks great.
Calcite, Franklinite, Willemite, AndraditeFranklin, New Jersey, Various specimens
  • Item #20227
  • Calcite, Franklinite, Willemite, Andradite
  • 12.3x10.0x4.5 cm
  • Largest Crystal Size: n/a
  • $55.00
  • Franklin

  • New Jersey, USA
  • This specimen is mostly rhodonite and franklinite with a little fluorescent calcite and willemite. Interesting mineralization!
Willemite, FrankliniteFranklin, New Jersey, Various specimens
  • Item #20226
  • Willemite, Franklinite
  • 13.5x8.3x8.0 cm
  • Largest Crystal Size: n/a
  • $120.00
  • Franklin

  • New Jersey, USA
  • A beautifully fluorescent specimen of willemite, associated with franklinite and some other non-fluorescent minerals. Much of the matrix is willemite but as well, there is a vein of willemite on the right side, embedded in neutral minerals that gives a more interesting look to the piece under U/V light. Extra postage required due to weight. Looks great!
Willemite, FrankliniteFranklin, New Jersey, Various specimens
  • Item #20225
  • Willemite, Franklinite
  • 11.6x8.0x6.8 cm
  • Largest Crystal Size: n/a
  • $75.00
  • Franklin

  • New Jersey, USA
  • A very cool specimen showing a matrix cut by a vein of willemite near the top of the specimen. As well, the lower part of the matrix is a mixture of franklinite and willemite. Extra postage required. Looks great in U/V light!
Willemite, FrankliniteFranklin, New Jersey, Various specimens
  • Item #20223
  • Willemite, Franklinite
  • 14.5x9.7x6.3 cm
  • Largest Crystal Size: n/a
  • $140.00
  • Franklin

  • New Jersey, USA
  • Wow! A stunningly fluorescent specimen of willemite and franklinite with a 35mm thick vein of solid franklinite on one end and a willemite and franklinite mix for the rest of the specimen. Very heavy so extra postage required. Amazing zinc mineralization!
Willemite, FrankliniteFranklin, New Jersey, Various specimens
  • Item #20222
  • Willemite, Franklinite
  • 10.3x6.5x6.0 cm
  • Largest Crystal Size: n/a
  • $85.00
  • Franklin

  • New Jersey, USA
  • An extremely rich specimen of willemite and franklinite, from THE location for fluorescent willemite!
Willemite, FrankliniteFranklin, New Jersey, Various specimens
  • Item #20221
  • Willemite, Franklinite
  • 9.0x6.5x7.5 cm
  • Largest Crystal Size: 9.3x6.4x7.3
  • $90.00
  • Franklin

  • New Jersey, USA
  • Rich, super fluorescent-green willemite with some franklinite. Some extra postage required here. Rich and heavy!
Willemite, FrankliniteFranklin, New Jersey, Various specimens
  • Item #20220
  • Willemite, Franklinite
  • 14.0x11.58.3 cm
  • Largest Crystal Size: n/a
  • $120.00
  • Franklin

  • New Jersey, USA
  • This large chunk of high-grade willemite and franklinite has a zone through the middle of it that looks like fine-grained feldspar and franklinite. Vey bright fluorescence that lingers after the U/V light source is turned off. Extra postage on this one!
Mendipite, HydrocerussiteTreasures, Odds and Sods, Various Localities, Page Two
  • Item #20210
  • Mendipite, Hydrocerussite
  • 8.3x6.0x3.6 cm
  • Largest Crystal Size: cleavages
  • $110.00
  • Merehead Quarry
  • Mendip
    England
  • A rich, larger specimen of these two rare lead minerals. The mendipite is a lead oxy-chloride and is particularly rare. I believe that is the famous type locality or , if not, very close to it! Rich!
ZirconGrenville Minerals, Various Localities, Page Two
  • Item #20208
  • Zircon
  • 4.6x2.5x2.5 cm
  • Largest Crystal Size: 29mm
  • $140.00
  • Donaldson Lake

  • Quebec, Canada
  • A very nice specimen showing n elongated, doubly terminated zircon crystal embedded in pyroxene and, possibly, scapolite. These types of specimens are typical of the Grenville pyroxene-calcite vein dykes of that area of the Grenville. Hard to come by! VERY difficult to personally collect.
CopperCopper, Keweenaw Peninsula, Michigan, USA, Page Two
  • Item #20207
  • Copper
  • 18.3x6.8x3.4 cm
  • Largest Crystal Size: as above
  • $325.00
  • White Pine Mine
  • Ontonagon County
    Michigan, USA
  • An excellent aggregate of copper crystals, associated with carbonate and zeolites, from THE last native copper mine that operated in northern Michigan. I think it closed most recently in the 1990's. Here is a large specimen from that famous operation!
SphaleriteSulphides, Arsenides, etc. Miscellaneous
  • Item #20205
  • Sphalerite
  • 5.7x4.5x4.1 cm
  • Largest Crystal Size: 25mm
  • $100.00
  • Naica

  • Chihuahua, Mexico
  • A superb cluster of sharp sphalerite crystals from this famous locality. Very slight bruising but not very noticeable. These crystals show typical twinning but not to the extreme like many sphalerite crystals do. Very displayable specimen.
CopperCopper, Keweenaw Peninsula, Michigan, USA
  • Item #20204
  • Copper
  • 6.3x3.6x2.1 cm
  • Largest Crystal Size: as above
  • $75.00
  • Central Mine
  • Keweenaw County
    Michigan, USA
  • A cluster of elongated copper crystals from this famous old mine on the Keweenaw Peninsula. Sweet!