David K. Joyce

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 21% or multiply by 0.79.

 

Item #24362 Baryte, Calcite 13.4x8.0x4.3 cm Largest Crystal Size: b-17mm, c-15mm $55.00 Cave-In-Rock, Hardin County Illinois, USA Here is an undulating plate of tihn, bladed, sharp, very light blue baryte crystals with some light gold calcite scalenohedra poking through here and there. some plarge rounded, sphalerite crystals on the underside. Don't see this mineral from Cave-In-Rock all that often! s	Item #24361 Sphalerite, Chalcopyrite, Calcite 14.0x9.6x1.9 cm Largest Crystal Size: sph-10mm $40.00 Cavnic Miramures Romania A great-looking plate of lustrous sphalerite crystals, white calcite crystals speckled with lots of smaller golden chalcopyrite tetrahedra. On massive sphalerite. Sweet! s	Item #24360 Galena, Dolomite, Chalcopyrite 8.5x6.8x6.0 cm Largest Crystal Size: g-27mm $65.00 Joplin Jasper County Missouri, USA There are two generations of galena on this specimen! The matrix is smaller, cube-octahedra of galena crystals, encrusted with dolomite. On that nice matrix are several much larger, simple galena cubes, with tiny octahedral modifications. American classic! Looks great!	Item #24359 Strontianite 9.4x6.5x5.0 cm Largest Crystal Size: n/a $75.00 Mt. Pleasant Mills Quarry Pleasant mills Pennsylvania, USA Round aggregates/balls of white strontianite crystals, tinted slightly by iron, line the cavity in the front of this piece. Displays perfectly. An excellent specimen of this relatively unusual mineral.
Item #24358 Enargite, Chalcocite, Quartz 7.5x4.9x3.6 cm Largest Crystal Size: 8mm $75.00 Leonard Mine Butte, Silver Bow Co. Montana, USA The front to this specimen is covered with lath-like crystals of enargite coated with chalcocite or actual epimorphs of chalcocite after enargite. Sawn base. Excellent specimen from this great old, long-closed locality.	Item #24357 Enargite, Chalcocite 8.0x6.4x3.5 cm Largest Crystal Size: 12mm $40.00 Leonard Mine Butte, Silver Bow Co. Montana, USA A number of prismatic crystals are present in concave areas of this specimen. Many of the crystals are hollow and appear to be epimorphs of chalcocite after enargite. Sawn base. Interesting piece!	Item #24355 Mimetite, Calcite 8.0x6.7x4.3 cm Largest Crystal Size: 12mm $125.00 Tsumeb Mine Otjikoto Namibia An exceptional specimen of mimetite crystals on dolomite matrix. The mimetite crystals are elongated, doubly-terminated crystals with a gemmy-brown colouration. Beautiful!	Item #24354 Molybdenite 8.3x7.5x6.6 cm Largest Crystal Size: 67mm $65.00 Enterprise Renfrew County Ontario, Canada A very large cleavage of molybdenite which is actually one large crystal is exposed on the front of this feldspar-mica matrix. A rich specimen from one of the old molybdenum properties in the Renfrew area. Displays perfectly!
Item #24353 Ilmenite, Arsenopyrite 8.1x6.0x4.2 cm Largest Crystal Size: il-9mm, ars-6mm $45.00 Saint-Urbain Charlevoix Quebec, Canada Here is an unusual one! Platy crystals of steel-grey ilmenite and bright, lustrous, silvery, wedge-shaped arsenopyrite are nicely exposed in this vug. Interesting locality piece!	Item #24352 Opal, var. Precious 5.0x4.6x3.0 cm Largest Crystal Size: n/a $180.00 Walanula Andamooka Range, South Australia Australia A beautiful specimen of precious opal that courses through brecciated ironstone. The opal has that creamy, opal-y, texture with various blue colouration and green and blue fire throughout much of it. Beautiful example! s	Item #24351 Hubnerite, Quartz 4.7x3.3x2.6 cm Largest Crystal Size: h-7mm, qu-17mm $35.00 Mundo Nuevo Mine La Libertad Peru A cluster of elongated, tapered quartz crystals studded with smaller, dark brown/black crystals of hubnerite. Nice specimen from this famous locality. s	Item #24348 Fluorite, Hydrocarbon 6.1x3.6x2.8 cm Largest Crystal Size: 26mm $35.00 Cave-in-Rock Hardin County Illinois, USA Nice cluster of deep, yellow, fluorite crystals with black hydrocarbon on some of the crystals. A little abrasion but still a good looking and interesting piece! s
Item #24347 Chalcopyrite, Sphalerite 6.4x4.5x6.1 cm Largest Crystal Size: sp-48mm, ch-3mm $65.00 Joplin Jasper County Missouri, USA This cluster of sphalerite crystals is almost totally covered with an epitactic veneer of 3mm or so chalcopyrite crystals. The chalco crystals are golden tetrahedra, that all flash simultaneously when the light hits them. Excellent example of epitaxy! s	Item #24345 Millerite 7.5x4.7x4.5 cm Largest Crystal Size: 17mm $85.00 Mabilikwe Hill Pafuri District, Transvaal South Africa A prominent spray of golden millerite crystals is exposed on the top of this specimen, embedded in creamy, coarse calcite. Classic nickel deposit and classic South African mineral locality. s	Item #24344 Cylindrite 7.1x3.6x2.6 cm Largest Crystal Size: 15mm $45.00 Poopo Oruro Bolivia Lots of cylindrical crystals of cylindrite are embedded in a wurtzite matrix. A rich specimen of this unusual mineral! s	Item #24343 Titanite, Magnetite 9.6x5.5x5.3 cm Largest Crystal Size: m-47mm, t-8mm $85.00 New York Mine Haliburton Ontario, Canada Here is an interesting paragenesis! These rough but well shaped octahedra of magnetite are totally covered with much smaller, brown, titanite crystals the magnetite crystals. The titanite crystals appear to be oriented on the magnetite crystals. Different and interesting! s
Item #24340 Rutile, Pyrophyllite 9.5x6.8x3.8 cm Largest Crystal Size: 24mm $220.00 Black Eagle Mine Mono County California, USA The top of this piece of pyrophyllite has a number of very nice dark red-brown, lustrous rutile crystals exposed. The rutile crystals are all partially embedded in the radiating aggregates of creamy-white pyrophyllite. Nice! The biggest crystal is 24mm in length with a number of smaller, very sharp crystals. A couple ore bruised but most very nice. Displays well, too! s	Item #24335 Almandine 3.7x4.5x4.2 cm Largest Crystal Size: 42mm $40.00 Markstay Sudbury District Ontario, Canada A well formed dodecahedron with a little mica schist attached. Nice example form this prolific garnet crystal producing locality. s	Item #24332 Baryte 6.2x5.0x3.4 cm Largest Crystal Size: 18mm $45.00 Rock River Yukon, Canada A small plate of grayish, perhaps wit ha tint of blue, well formed prismatic crystals of baryte from this remote locality in the Yukon. Looks good! s	Item #24327 Grossular, Diopside 8.4x5.4x3.7 cm Largest Crystal Size: g-4mm $65.00 Jeffrey Mine Asbestos Quebec, Canada An interesting specimen which is a plate of diopside crystals with clusters of nice, gemmy orangey grossular crystals nested in the diopside crystal druse here and there. A couple of significant bruises but still a great looking and interesting specimen! s
Item #24325 Calcite 11.3x5.4x5.7 cm Largest Crystal Size: 11mm $40.00 Beamsville Quarry Beamsville Ontario, Canada This attractive specimen shows light-golden curved scalenohedra of calcite across much of the front of it. Looks great! s	Item #24323 Magnetite 9.1x7.8x4.3 cm Largest Crystal Size: 52mm $85.00 Bentley Lake Occurance Bancroft Ontario, Canada A cluster of several clunky, yet fairly sharp octahedral crystals of magnetite in an impressive cluster, very typical of this locality. No other minerals present other than some phlogopite flakes on the magnetite crystals here and there. Displays very well. s	Item #24322 Brookite, Quartz 5.9x3.9x2.5 cm Largest Crystal Size: 12mm $160.00 Wana District South Wazirastan Pakistan One 12mm on edge, thin, rectangular, bladed brookite crystal is perfectly protected and exposed in a recess between crystal clear quartz crystals. The crystal is dark brown, nicely bevel on the edges and lightly striated. s	Item #24321 Millerite 8.5x4.0x4.0 cm Largest Crystal Size: 3mm $40.00 Temagami Mine Lake Temagami Ontario, Canada A number of crystals, some terminated and crystal sections are exposed on the side of this, predominately quartz matrix. This mine has been closed for 40+ years! s
Item #24320 Fluorapatite 7.2x5.1x3.5 cm Largest Crystal Size: 54mm $55.00 Keuhl Lake Brudenell Township Ontario, Canada Two reddish, doubly terminated, fluorapatite crystals embedded and well exposed in very coarsely crystallized calcite cleavages. Usually apatite crystals from this famous zircon locality are smaller. Shows well too! s	Item #24318 Calcite 6.0x3.8x3.2 cm Largest Crystal Size: as above $45.00 Faraday Mine, (Madawaska Mine) Bancroft Canada A doubly terminated scalenohedron of calcite with the characteristic, pinacoidal terminations. A little hematite staining over a gemmy-clear crystal. Nice example that sits well for display. s	Item #24317 Calcite, Pyrite 5.6x4.2x3.1 cm Largest Crystal Size: as above $55.00 Faraday Mine Bancroft Ontario, Canada A characteristic calcite crystal in one of the "styles" that calcite occurs in at the Faraday/Madawaska Mine. That is the gemmy-clear scalenohedron with a flat, pinacoidal termination and a dark outer veneer of, probably, an iron oxide. This crystal has another modifying face just below the pinacoid. Very nice! s	Item #24313 Calcite, ps Aragonite, Sulphur 7.7x6.3x4.1 cm Largest Crystal Size: 7.6x6.2x4.0 $45.00 Racalmuto Sicily Sicily A plate of hexagonal crystals that are composed of smaller calcite crystals. They are hollow, according to the couple of broken ones and appear to be epimorph of calcite after aragonite. Native sulphur is richly embedded in the base of the specimen. s
Item #24312 Calcite 5.5x4.5x3.5 cm Largest Crystal Size: 38mm $65.00 Faraday Mine Bancroft Ontario, Canada A dark, hematite-brown calcite crystal sporting the flat, pinacoidal termination so characteristic of calcite crystals from this location. Pyrite inclusions can be glimpsed here and there. Nice example! s	Item #24305 Andradite 11.2x5.5x6.8 cm Largest Crystal Size: 3mm $65.00 San Benito County California, USA The front-top of this specimen is richly covered with dark brown andradite garnet crystals. The crystals seem to have formed in lines along fractures in the rock. All of the crystals are lustrous and show the simple dodecahedral crystal habit. Sits perfectly for display. s	Item #24304 Forsterite, Spinel 8.1x6.1x5.0 cm Largest Crystal Size: f-13mm, sp-5mm $40.00 Parker Mine Notre Dame du Laus Quebec, Canada This specimen has had some of the calcite removed to expose lots of thin-bladed forsterite crystals and many pitch-black spinel crystals. Displays well. s	Item #24303 Smithsonite 9.2x6.3x4.3 cm Largest Crystal Size: n/a $45.00 Kelly Mine Socorro County New Mexico, USA This specimen features a vug of grey smithsonite in botryoidal habit. Grey sounds boring but it does actually look very nice! The smithsonite is lustrous revealing curved faces of the curved crystals that make up the botryoids. Sawn on the bottom. s
Item #24301 Quartz, var. Amethyst 10.3x8.2x3.1 cm Largest Crystal Size: 20mm $110.00 Diamond Willow Mine McTavish Township, Thunder Bay District Ontario, Canada A different specimen of very light amethyst that shows a druse of very small crystals on most of the front of the specimen and some relatively large crystals at the back. Very little hematite present in the crystals. A striking and different specimen from "Thunder Bay".	Item #24300 Quartz, var. Amethyst 6.0x4.5x3.2 cm Largest Crystal Size: 5mm $75.00 Diamond Willow Mine McTavish Township, Thunder Bay District Ontario, Canada A sweet cluster of amethyst from one of the premier localities of the world! Just amethyst with a modest amount of the hematite inclusions which give it that "Thunder Bay" look. Displays very well!	Item #24299 Quartz, var. Amethyst 7.9x4.8x3.3 cm Largest Crystal Size: 6mm $85.00 Diamond Willow Mine McTavish Township, Thunder Bay District Ontario, Canada A lovely cluster of light purple, amethyst crystals in a pleasing, elongated cluster. Great looking specimen!	Item #24297 Quartz, var. Amethyst 6.8x3.4x3.8 cm Largest Crystal Size: 5mm $75.00 Diamond Willow Mine McTavish Township, Thunder Bay District Ontario, Canada An interesting and attractive cluster of amethyst with one side turned up. Looks great!
Item #24296 Quartz, var. Amethyst, Hematite 8.6x9.0x5.7 cm Largest Crystal Size: 10mm $225.00 Diamond Willow Mine McTavish Township, Thunder Bay District Ontario, Canada A beautiful mound of purply quartz with a generous coating of red hematite just below the surface of the crystals giving the cluster that red-purple Thunder Bay colouration. Nice from all sides!	Item #24295 Quartz, var. Amethyst, Hematite 6.3x4.5x2.2 cm Largest Crystal Size: 14mm $65.00 Diamond Willow Mine McTavish Township, Thunder Bay District Ontario, Canada A nice cluster of very light amethyst wit ha rich coating of hematite just below the surface of the crystal faces giving the crystal;s a partially red colouration. Good-looking piece.	Item #24294 Quartz var. Amethyst, Hematite 4.8x3.5x2.1 cm Largest Crystal Size: 17mm $85.00 Diamond Willow Mine McTavish Township, Thunder Bay District Ontario, Canada A nice little cluster of amethyst that has a generous helping of red-brown hematite discoids and hemispheres just below the surface that give the specimen that peculiar red and purple hue that is characteristic of Thunder Bay specimens. Looks great!	Item #24293 Quartz, var. Amethyst 16.3x6.9x5.3 cm Largest Crystal Size: 10mm $440.00 Diamond Willow Mine McTavish Township, Thunder Bay District Ontario, Canada A beautiful specimen of amethyst showing good 3D relief. The crystals are mostly light purple quartz plus a small amount of the red and black tiny hemispheres that are usually included to a greater or lesser degree in the quartz crystals. Displays perfectly!
Item #24292 Quartz, var. Amethyst 6.7x8.1x5.1 cm Largest Crystal Size: 5mm $125.00 Diamond Willow Mine McTavish Township, Thunder Bay District Ontario, Canada An odd specimen from Thunder Bay! This specimen appears to be an epimorph, square in appearance. Might not be but looks like that! Cool piece!	Item #24291 Quartz, var. Amethyst 6.4x6.2x4.4 cm Largest Crystal Size: 12mm $125.00 Diamond Willow Mine McTavish Township, Thunder Bay District Ontario, Canada Very attractive cluster of light purple amethyst from this famous location. The crystals have a little of the tiny red and black dots of iron oxide included just under the surface.	Item #24290 Quartz, var. Amethyst 11.3x9.2x4.9 cm Largest Crystal Size: 14mm $425.00 Diamond Willow Mine McTavish Township, Thunder Bay District Ontario, Canada A gorgeous mound of purple quartz crystals, mostly terminations with very little prism faces showing. There is a light sprinkling of the red and black iron oxide hemispheres included in the amethyst. Displays SO well!	Item #24289 Prehnite 4.9x3.8x3.4 cm Largest Crystal Size: 6mm $35.00 West Paterson Passiac New Jersey, USA Nice mound of light green prehnite crystals in botryoidal aggregates. Classic New Jersey trap rock quarry specimen. s
Item #24287 Calcite, Marcasite 11.8x9.5x6.5 cm Largest Crystal Size: 65mm $75.00 Black Jack Mine Galena Illinois, USA A larger cluster of well formed calcite crystals on a matrix of calcite with the underside coated with sparkling marcasite crystals. Can't see any of the marcasite from the display side! The calcite crystals are rhombohedra with complex modifying faces. Impressive specimen! s	Item #24284 Calcite 7.2x5.8x4.8 cm Largest Crystal Size: 58mm $65.00 Black Jack Mine Galena Illinois, USA A simple cluster of three, very clear, colourless, well formed crystals of calcite. It is actually difficult to photograph these since they are so lustrous and colourless! Looks like a couple of different rhombohedra serve as terminal faces. Really nice! s	Item #24283 Calcite, Sphalerite 7.2x6.5x4.9 cm Largest Crystal Size: 17mm $40.00 Black Jack Mine Galena Illinois, USA A plate of colourless, gemmy, bright calcite crystals that are scalenohedra with rhombohedral and other modifying faces. Base of the plate is sphalerite! Looks great. s	Item #24282 Calcite 7.5x5.8x7.0 cm Largest Crystal Size: as above $75.00 Black Jack Mine Galena Illinois, USA One big, well shaped crystal wit ha couple fo smaller ones attached. The calcite crystal is a rhombohedron with modifying faces. Rally nice with pearly internal cleavages. Displays perfectly. s
Item #24281 Fluorite 10.5x7.4x5.1 cm Largest Crystal Size: 21mm $55.00 Tule Mine Melcor, Coahuila Mexico This mound of fluorite crystals show simple, cubic crystals that are lighter lavender near the middle of the faces and a bit deeper purplish towards the edges and corners. Looks particularly good from one side and OK but less good from the other side. Classic Mexican from the 70's. s	Item #24280 Calcite 9.3x6.4x4.4 cm Largest Crystal Size: 36mm $65.00 Pugh Quarry Wood County Ohio, USA A wonderful cluster of light honey calcite crystals from this classic Ohio locality. Just an aesthetic cluster of scalenohedral crystals. Looks great and displays well. s	Item #24274 Ferberite, Quartz 4.4x4.0x2.2 cm Largest Crystal Size: as above $55.00 Yaogangxian Mine Chenzhou City, Hunan China This specimen is a chisel-tipped, sharp, black crystal with a colourless quartz crystal attached to the front. Stands just like this for display! Very good example! s	Item #24273 Goethite 6.2x4.1x2.6 cm Largest Crystal Size: 18mm $65.00 Crystal Peak Lake George, Park County Colorado, USA This specimen is all goethite, consisting of a number of interlocking sprays of lustrous, dark brown radiating goethite crystals. This is an excellent locality for such goethite crystals. Looks great! s
Item #24270 Calcite, Sphalerite 4.5x3.6x3.3 cm Largest Crystal Size: 23mm $45.00 Nanisivik Mine Arctic Bay, Baffin Island Nunavut, Canada Several beautiful, golden calcite scalenohedra are perched on dark brown lustrous sphalerite crystals. Sits perfectly for display! s	Item #24268 Calcite, Aragonite 5.3x4.2x3.3 cm Largest Crystal Size: a-40mm, c-25mm $65.00 Thetford Mines Megantic Co. Quebec, Canada This is an odd one. The rounded crystal in the middle appears to be a chalcedony pseudomorph after calcite but it IS very fine-grained calcite. It is some sort of rounded crystal, complete with a trigonal pinacoid on the top. See photo. There are pure-white, elongated aragonaite crystals all around the calcite. There are also balls of spherical calcite on the specimen so, perhaps the original calcite crystal was overgrown with the finer-grained, almost botryoidal calcite? Whatever it is, it is cool! s	Item #24267 Baryte, Sulphur 6.3x4.5x3.2 cm Largest Crystal Size: 15mm $40.00 Machow Mine Tarnobrzeg City Poland A very nice plate/cluster of curved clusters of baryte crystals on baryte matrix. Native sulphur present on the underside of the piece. Looks great! s	Item #24263 Dolomite 7.4x3.1x2.2 cm Largest Crystal Size: 28mm $65.00 Eugui Navarra Spain Sharp crystals of dolomite. Just dolomite! There are a number of smaller crystals on the bottom, presumably where the piece was originally attached to matrix. A little abrasion but in very good shape! Looks great for display. s
Item #24262 Arsenopyrite, Quartz 7.1x6.9x3.5 cm Largest Crystal Size: 8mm $65.00 Trepca Mitrovica Kosovo A very nice plate of sharp arsenopyrite and quartz crystals on a pyrite and sphalerite matrix. Must have been quite the mines in the day! Displays well. s	Item #24258 Pyrite, Chalcopyrite, Siderite, etc. 6.5x5.4x3.8 cm Largest Crystal Size: n/a $45.00 Chisel Mine Open Pit Snow Lake Manitoba, Canada This is an odd one! It shows a fairly perfect sphere of pyrite protruding out of a matrix of massive sulphides and magnetite. The pyrite ball is largely covered with tiny, sharp siderite crystals and poorly formed magnetite crystals. Unusual and interesting! s	Item #24255 Marcasite 5.9x6.4x5.6 cm Largest Crystal Size: 3mm $65.00 Frontenac Zinc Mine Frontenac County Ontario, Canada A mount of rounded aggregates of bladed marcasite crystals. We don't often see specimens from this extremely old mine. Displays very well!	Item #24254 Celestine, Calcite 7.0x4.2x3.5 cm Largest Crystal Size: cel-70mm, cal-7mm $40.00 Lafarge Quarry, (Dundas Quarry) Wentworth County Ontario, Canada The termination of a large, light blue, well formed celestine crystal is largely covered with sharp, scalenohedral crystals of honey-coloured calcite. Good looking specimen!
Item #24253 Fluorapophyllite, Pyrite 8.6x7.0x4.1 cm Largest Crystal Size: 17mm $75.00 Gaspe Copper Mine Murdochville Quebec, Canada A mound of variously sized apophyllite crystals showing pseudo-cubic shape with truncated corners. The crystals have the characteristic pearly luster on the pinacoid. Some small pyrite crystals associated. Nice specimen from a long closed mine!	Item #24251 Millerite 11.5x8.0x5.4 cm Largest Crystal Size: 18mm cleavage $110.00 Strathcona Mine Levack Ontario, Canada The right side of this piece is a vein of, largely, millerite in coarse, brilliant cleavages. There is also some globular magnetite associated with the millerite, as well as chalcopyrite. Rich!	Item #24248 Sphalerite, Calcite, Marcasite 6.8x4.5x2.9 cm Largest Crystal Size: s-9mm, c19mm $45.00 Nanisivik Mine Baffin Island Nunavut, Canada This specimen is TWO specimens in one! One side is a plate of very lustrous crystals of dark brown sphalerite. The other side is covered by tiny calcite and marcasite and one 19mm calcite crystal. Striking! Long closed mine. s	Item #24247 Almandine 5.7x5.2x2.8 cm Largest Crystal Size: 32mm $40.00 Markstay Awrey Township Ontario, Canada There are several sharp, dodecahedral crystals of this type of garnet embedded in mica schist. The larger the crystal the darker the red. The smaller crystal beside the larger one is a much lighter pinky-red. s
Item #24244 Arsenic 5.9x5.4x2.2 cm Largest Crystal Size: n/a $45.00 Merry Widow Mine Port McNeill British Columbia, Canada This specimen is mostly native arsenic with a little calcite and arsenic oxides associated. Some botryoidal structure noticeable but barely. Rich specimen from an unusual locality! s	Item #24237 Pectolite 13.0x7.0x7.1 cm Largest Crystal Size: 10mm $65.00 Mont Saint-Hilaire Quebec, Canada A vug of thick pectolite crystals lining a vug in pectolite marble. On the thick, prismatic pectolite crystals are sprays of a secondary growth of pectolite. Displays very well. s	Item #24236 Forsterite, Phlogopite 7.1x8.2x5.8 cm Largest Crystal Size: f-30mm $75.00 Parker Mine Notre Dame du Laus Quebec, Canada A vug of thin-tabular, well formed forsterite crystals wit some hexagonal, black phlogopite crystals at the back of the vug. The forsterite crystals are a light greenish colour and have some interesting, almost dendritic markings on some of them that I interpret as phlogopite overgrowths. Displays well. s	Item #24235 Spinel, Forsterite 6.3x5.5x5.4 cm Largest Crystal Size: f-14mm, s-5mm $65.00 Parker Mine Notre Dame du Laus Quebec, Canada The top of this specimen is a forsterite crystal vug that has lots of smaller, black spinel octahedra on the forsterite crystals. The forsterite crystals are sharp, thick-tabular, light green crystals and excellent for the mineral. s
Item #24234 Forsterite, Spinel 8.0x5.4x4.6 cm Largest Crystal Size: f-40mm, s-12mm $125.00 Parker Mine Notre Dame du Laus Quebec, Canada The matrix of this specimen is a cluster of thick-tabular forsterite crystals with most of the calcite dissolved away. On the forsterite are sharp black spinel crystals and clusters of rounded, hexagonal phlogopite crystals. Displays perfectly! s	Item #24231 Forsterite 13.5x9.3x5.7 cm Largest Crystal Size: 27mm $340.00 Parker Mine Notre Dame du Laus Quebec, Canada A magnificent cluster of forsterite crystals! The crystals are relatively thin-tabular with beveled edges. Sharp! Ususally, the forsterite crystals from Parker are associated with spinel crystals but not on this specimen. Just forsterite. Displays perfectly. s	Item #24227 Fluorapatite, Fluorite 8.3x7.5x4.8 cm Largest Crystal Size: f-35mm $40.00 Yates Mine Otter Lake Quebec, Canada A couple of parallel growth fluorapatite crystals are deeply embedded in dark purple fluorite on calcite vein-dyke matrix. Interesting association! s	Item #24226 Titanite 5.9x4.7x4.9 cm Largest Crystal Size: 36mm $65.00 Highland Grove Canada A well formed crystal of titanite protrudes out of a matrix of interlocking amphibole and titanite crystals with a little calcite between crystals. Good looking specimen! s
Item #24220 Titanite, Fluorapatite 4.2x3.5x2.5 cm Largest Crystal Size: 36mm $60.00 Bear Lake Diggings Gooderham Ontario, Canada A cluster of four, sharp, lustrous, dark-chocolate brown titanite crystals with a stubby fluorapatite crystal attached to the bottom. Really nice! s	Item #24219 Titanite 3.9x3.7x1.3 cm Largest Crystal Size: as above $45.00 Zec Desert Montcerf Quebec, Canada A fairly textbook, wedge-shaped, dark brown crystal of titanite with some pyroxene attached to the base. Excellent crystal faces! s	Item #24218 Tremolite 5.3x4.2x3.7 cm Largest Crystal Size: 16mm $45.00 Norland Ontario, Canada Here is a vug of gemmy, dark green tremolite crystals on a matrix of interlocking tremolite crystals. The crystals are well terminated, somke fairly gemmy striated prisms. Right in the middle is a gemmy, emerald-like smaller, doubly-terminated crystal. Beautiful! s	Item #24213 Calcite 7.7x5.5x7.3 cm Largest Crystal Size: 7mm $35.00 Flemingsburg Quarry Flermingsburg Kentucky, USA A vug in limestone it totally lined with bright, gemmy rhombohedra of calcite. Classic Kentucky location! s
Item #24208 Diopside 5.9x1.8x1.0 cm Largest Crystal Size: as above $65.00 Orford Nickel Mine St. Denis de Brompton Quebec, Canada An excellent, light green, singly terminated crystal of diopside from one of the best localities. It is a twinned crystal, twinned on a plane down the middle of the wide face. Nice stepped crystal faces on the front and back. Really nice crystal! s	Item #24206 Arsenopyrite 11.6x6.7x3.1 cm Largest Crystal Size: 15mm $70.00 Lucy Mine Wawa Ontario, Canada Lots of sharp, terminated, prismatic, lustrous arsenopyrite crystals partially exposed in siliceous siderite matrix. Great old mine. Long closed. S	Item #24204 Fluorapatte 7.9x3.8x2.3 cm Largest Crystal Size: as above $40.00 Bear Lake Diggings nr. Gooderham Ontario, Canada A nice, hexagonal, green crystal of fluorapatite that has been naturally weathered out of a calcite vein-dyke. The fluorapatite has that classic Grenville, slightly melted look on the prism and terminal faces. s	Item #24199 Renierite, Sphalerite 4.5x4.4x3.9 cm Largest Crystal Size: n/a $95.00 King Leopold Mine Kipushi Zaire Rich specimen of orangey-bronze, metallic renierite associated with lesser amounts of black-greenish sphalerite. rich specimen from the type locality!
Item #24197 Rhodonite 6.0x3.3x4.2 cm Largest Crystal Size: 7mm $85.00 Langban Sweden This specimen appears to be totally composed of rhodonite with one end an open cavity of sharp, prismatic, terminated, rhodonite crystals. Old Bernatchez Collection label accompanies it. Excellent specimen from this famous locality!	Item #24193 Pentlandite, Pyrrhotite 7.5x6.1x4.2 cm Largest Crystal Size: 3mm $40.00 Shebandowan Mine Shebandowan Ontario, Canada Bright, pentlandite eyes, sparkle from this pyrrhotite matrix. Rich nickel ore specimen from this long closed mine!	Item #24192 Pentlandite, Pyrrhotite 7.7x6.6x6.6 cm Largest Crystal Size: 3mm $75.00 Shebandowan Mine Shebandowan Ontario, Canada Lots of small, 1-3mm "eyes" of pentlandite sparkle in the pyrrhotite matrix of this specimen. Extra postage may be required for this one as it is pretty heavy! Rich nickel ore from a long closed locality!	Item #24191 Pentlandite, Pyrrhotite 8.5x5.4x3.3 cm Largest Crystal Size: 3mm $45.00 Shebandowan Mine Shebandowan Ontario, Canada Lots of pentlandite crystals or "eyes" sparkle from this pyrrhotite matrix. The pentlandite has cleavage which reflects the light from the embedded crystals in the cleavage-less pyrrhotite!
Item #24190 Pentlandite, Pyrrhotite 8.4x6.4x5.2 cm Largest Crystal Size: 3mm $45.00 Shebandowan Mine Shebandowan Ontario, Canada Lots of sparkling, winking "eyes" of pentlandite are apparent in this pyrrhotite matrix.	Item #24184 Proustite 5.2x3.7x3.0 cm Largest Crystal Size: n/a $65.00 Jachymov Czech Republic Not a "killer" but an interesting specimen from an old locality. This piece shows proustite as massive and as kind of a herringbone growth in.on quartz. The label affixed to it states "Joachinsthal" which in modern times is Jachymov. The label says some other words that I don't understand but you can probably figure out!	Item #24177 Sphalerite, Fluorite 5.8x4.4x3.3 cm Largest Crystal Size: sp-13mm, fl-16mm $45.00 Flamboro Quarry Wentworth County Ontario, Canada This limestone matrix is graced with a complex aggregate of orangey sphalerite crystals and a couple of sharp, cubic fluorite crystals. Nice combination specimen!	Item #24175 Celestine, Calcite 4.3x4.7x2.5 cm Largest Crystal Size: cel-41mm, cal15mm $55.00 Lafarge Quarry, (Dundas Quarry) Wentworth Co. Ontario, Canada Such a nice combination! A light blue celestine crystal is almost totally covered by light golden scalenohedral calcite crystals on one side and bare of calcite crystals on the other side! This find was back in the 80's.
Item #24170 Analcime, Siderite 8.0x8.0x3.7 cm Largest Crystal Size: 49mm $140.00 Mont Saint-Hilaire Quebec, Canada A wonderful group of sharp, trapezohedral, white analcime crystals. The cluster is composed of four large analcime crystals and has clusters of very small ones, associated with siderite, spotted here and there. Great looking specimen from the location that produces some of the best!	Item #24169 Elpidite, Pyrite 9.4x4.1x3.2 cm Largest Crystal Size: as above $75.00 Mont Saint-Hilaire Quebec, Canada A large grouping of bundles of acicular elpidite crystals. The crystals have tiny cubes of pyrite here and there on them. Really quite a specimen of this zirconium silicate mineral!	Item #24166 Donnayite-(Y), Albite, Pyrite 3.6x3.2x3.0 cm Largest Crystal Size: 7mm $100.00 Mont Saint-Hilaire Quebec, Canada A vug in the top of this matrix of albite is lined with white, bladed albite crystals, partially coated with pyrite. On these minerals are several, barrel-shaped donnayite crystals including the larges one at 7mm. Excellent!	Item #24165 Analcime, Siderite, Albite 4.8x4.4x3.4 cm Largest Crystal Size: a-33mm $45.00 Mont Saint-Hilaire Quebec, Canada A single, sharp, lustrous anaklcime crystal that has smaller analcime, albite and siderite crystals around it here and there. Interestingly, much of the albite is in pseudomorphs of albite after, probably, aegirine. Different!
Item #24160 Elpidite 8.9x2.09x1.1 cm Largest Crystal Size: as above $45.00 Mont Saint-Hilaire Quebec, Canada A cluster of "jackstraw"-like elpidite crystals, tightly packed into a slightly divergent cluster. Nice specimen of this zircon-rich mineral.	Item #24157 Serandite, Analcime 7.9x5.2x4.3 cm Largest Crystal Size: s-65mm, a-38mm $150.00 Mont Saint-Hilaire Quebec, Canada This is not a perfect specimen but it is impressive and interesting. It is a sptray of light pink serandite crystals, some terminated that is covered with analcime crystals on the back. Classic association!	Item #24153 Natrolite 3.8x3.2x1.7 cm Largest Crystal Size: 20mm $55.00 Mont Saint-Hilaire Quebec, Canada A few bundles of divergent, white natrolite crystals that show a beautiful green fluorescence in ultraviolet light. Very nice!	Item #24151 Natrolite 4.5x3.7x3.5 cm Largest Crystal Size: 23mm $65.00 Mont Saint-Hilaire Quebec, Canada Sprays and divergent groups of colourless natrolite crystals enmeshed with each other and small siderite and aegirine crystals. Beautiful green fluorescence from the natrolite, as well.
Item #24143 Natrolite 4.4x4.2x3.1 cm Largest Crystal Size: 26mm $75.00 Mont Saint-Hilaire Quebec, Canada Extra=long crystals on this piece, a jumble of several sprays of colourless natrolite crystals that fluoresce nicely under U/V light.	Item #24142 Natrolite 5.6x3.7x3.2 cm Largest Crystal Size: 15mm $75.00 Mont Saint-Hilaire Quebec, Canada This specimen shows some nice clusters of natrolite crystals on the center and right of the specimen. The left side of the specimen is composed of a jumble of aegirine crystals and tiny polylithionite and siderite crystals.	Item #24140 Natrolite 4.5x4.1x2.6 cm Largest Crystal Size: 17mm $75.00 Mont Saint-Hilaire Quebec, Canada Wonderful cluster of white/fluorescent green natrolite crystals that displays well!	Item #24136 Natrolite 7.8x5.3x4.4 cm Largest Crystal Size: 15mm $160.00 Mont Saint-Hilaire Quebec, Canada A larger cluster of white-colourless natrolite crystals that fluoresces very nicely!