David K. Joyce

REDUCED -Canadian Minerals, Various, 40 Percent Off!

Deduct 40% from the listed price. An additional 20% for payment in US$.

All prices in Canadian dollars. For payment in US$, deduct 18% or multiply by 0.82.

Click on any of the following thumbnails to view a larger image of the specimen.

CalciteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #18120
  • Calcite
  • 7.0x4.8x3.0 cm
  • Largest Crystal Size: 28mm
  • $45.00
  • Inverhuron
  • Bruce Co.
    Ontario, Canada
  • Two wonderful calcite crystals, one larger, one smaller are present on the front of this limestone plate. The crystals both exhibit complex crystal faces and interesting hoppered faces. Needs support to lean back to display like in the picture.
CalciteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #18121
  • Calcite
  • 7.5x6.5x3.9 cm
  • Largest Crystal Size: 18mm
  • $45.00
  • Inverhuron
  • Bruce Co.
    Ontario, Canada
  • A number of complex calcite crystals are tucked away here and there in the various nooks and crannies of this specimen. Wonderful!
CalciteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #18205
  • Calcite
  • 11.5x7.2x4.0 cm
  • Largest Crystal Size: 1mm
  • $25.00
  • Paris

  • Ontario, Canada
  • Botryoidal aggregates of creamy coloured calcite line openings in brecciated limestone. Fluorescent too. Fluoresces a bright yellow!
GrossularREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #11919
  • Grossular
  • 3.3x2.8x2.1 cm
  • Largest Crystal Size: 2mm
  • $65.00
  • Jeffrey Mine
  • Asbestos
    Quebec, Canada
  • The front of this thick plate is covered with light green grossular crystals. Nice!
Hemimorphite, and ?REDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #13211
  • Hemimorphite, and ?
  • 7.0x5.7x4.1 cm
  • Largest Crystal Size: micro
  • $55.00
  • HB Mine
  • Salmo
    British Columbia, Canada
  • This specimen is mostly creamy white hemimorphite but the frond has many tiny, prismatic crystals scattered across it. The crystals are sharp and could be spencerite but could be a different mineral altogether. I'm calling this a hemimorphite specimen!
HemimorphiteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #13210
  • Hemimorphite
  • 5.5x4.5x3.1 cm
  • Largest Crystal Size: n/a
  • $40.00
  • HB Mine
  • Salmo
    British Columbia, Canada
  • I think that this specimen is pretty well all hemimorphite and limonitic gossan material. Old specimen from this classic locality.
BaryteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #18266
  • Baryte
  • 4.1x3.6x1.6 cm
  • Largest Crystal Size: 9mm
  • $35.00
  • Aguathuna
  • Port au Port
    Newfoundland, Canada
  • A nice plate of colourless barite crystals with white zones on the corners.
CalciteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #18261
  • Calcite
  • 8.0x6.3x6.0 cm
  • Largest Crystal Size: as above
  • $85.00
  • Hwy 17
  • Madoc
    Ontario, Canada
  • A well formed, blocky, twinned crystal from this old locality. The crystal is mostly grayish with a slight mauve tinge. A little limestone attached to the back/bottom. Very nice! DS
Stilbite, HeulanditeREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #12573
  • Stilbite, Heulandite
  • 12.7x7.0x6.0 cm
  • Largest Crystal Size: 26mm
  • $35.00
  • Harbourville
  • Bay of Fundy
    Nova Scotia, Canada
  • This specimen shows several, flat, bladed, colourless stilbite crystals scattered on pearly-white heulandite crystals. The specimen tilts up naturally to 50 degrees or so from horizontal for perfect viewing! Nice example of this association.
CalciteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #10345
  • Calcite
  • 8.3x4.8x3.8 cm
  • Largest Crystal Size: 18mm
  • $55.00
  • Inverhuron

  • Ontario, Canada
  • A superb calcite crystal is perfectly exposed on this plate of smaller calcite crystals. The plate is propped up at a perfect viewing angle by a crystal tripod on the back. Very nice!
Analcime, NatroliteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #12548
  • Analcime, Natrolite
  • 4.8x2.4x1.5 cm
  • Largest Crystal Size: a-7mm, n-7mm
  • $25.00
  • Wasson's Bluff
  • Parrsboro, Bay of Fundy
    Nova Scotia, Canada
  • A cute little plate showing white analcime crystals wit ha couple of tuft/balls of natrolite.
Stibarsen-ArsenicREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #10788
  • Stibarsen-Arsenic
  • 4.6x3.5x2.6 cm
  • Largest Crystal Size: n/a
  • $40.00
  • Engineer Mine
  • Atlin Mining Division, Tagish Lake
    British Columbia, Canada
  • Partially oxidized stibarsen and arsenic in an opening in quartz. you can't see in these photo's but at the one small opening in the piece, you can see the silvery-metallic stibarsen on the arsenic. Interesting piece!
CopperREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #12380
  • Copper
  • 5.8x2.2x1.1 cm
  • Largest Crystal Size: 10mm
  • $40.00
  • Colonial Copper Mine
  • Cape D'Or, Cumberland County
    Nova Scotia, Canada
  • A superb, elongated cluster of copper crystals that range from large blocky crystals to small, branching dendritic crystals. Very nice!
Arsenic-StibarsenREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #10799
  • Arsenic-Stibarsen
  • 3.1x3.0x2.4 cm
  • Largest Crystal Size: n/a
  • $30.00
  • Engineer Mine
  • Atlin Mining Division, Tagish Lake
    British Columbia, Canada
  • A rich, oxidized specimen showing, mostly, arsenic with some stibarsen, embedded in quartz. Good locality specimen!
FluoriteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #10959
  • Fluorite
  • 9.0x10.5x5.0 cm
  • Largest Crystal Size: 7mm
  • $40.00
  • Flamboro Quarry
  • Wentworth County
    Ontario, Canada
  • A superb, amber fluorite crystal protected in a concave area of this fossiliferous dolostone matrix. Lots of small orangey sphalerite crystals around this piece but not immediatly around the fluorite. Displays well.
Gmelinite, HeulanditeREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #11055
  • Gmelinite, Heulandite
  • 6.8x4.8x3.8 cm
  • Largest Crystal Size: 5mm
  • $35.00
  • Two Islands
  • Bay of Fundy
    Nova Scotia, Canada
  • Well-shaped, light pinkish gmelinite crystals associated with heulandite crystals. Displays well.
Grossular, Clinichlore(?)REDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #11877
  • Grossular, Clinichlore(?)
  • 5.1x3.5x0.8 cm
  • Largest Crystal Size: g-5mm, c-2mm
  • $65.00
  • Jeffrey Mine
  • Asbestos
    Quebec, Canada
  • An interesting plate of re0healed orangey grossular crystals with a chlorite-group mineral in well-formed greenish hexagonal crystals on one side. Different!
GrossularREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #11907
  • Grossular
  • 3.0x2.7x1.8 cm
  • Largest Crystal Size: 1.5mm
  • $65.00
  • Jeffrey Mine
  • Asbestos
    Quebec, Canada
  • Many, many tiny, light green grossular crystals cover this matrix of solid grossular, along with a little vesuvianite1
Silver, ArsenidesREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #13995
  • Silver, Arsenides
  • 6.5x3.6x3.0 cm
  • Largest Crystal Size: 9mm
  • $140.00
  • Silver Bear Zone, Terra Mine,
  • Camsell River Area, Mackenzie District
    Northwest Territories, Canada
  • Very high grade, thickly packed, dendritic silver in quartz. The silver has a discontinuous coating of skutterudite and shows some erythrite around the edges. Polished on one side and rough on all the others. Very hackly, rich, silver!
SilverREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #13991
  • Silver
  • 6.6x6.2x3.7 cm
  • Largest Crystal Size: n/a
  • $160.00
  • Silver Bear Zone, Terra Mine,
  • Camsell River Area, Mackenzie District
    Northwest Territories, Canada
  • A rich specimen of high grade silver showing rich native silver in and around quartz grains. Very little other mineralization besides the calcite between the quartz and the wall rock and a little bit of galena.
Silver, ArsenidesREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #13986
  • Silver, Arsenides
  • 8.2x5.4x1.5 cm
  • Largest Crystal Size: n/a
  • $75.00
  • Silver Bear Zone, Terra Mine,
  • Camsell River Area, Mackenzie District
    Northwest Territories, Canada
  • This vein is mostly composed of silver in quartz with a little calcite, cherty breccia fragments and wall rocks. Polished on one side and rough the other. Very good example!
Silver, SkutteruditeREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #13980
  • Silver, Skutterudite
  • 5.6x4.7x2.5 cm
  • Largest Crystal Size: n/a
  • $85.00
  • Silver Bear Zone, Terra Mine,
  • Camsell River Area, Mackenzie District
    Northwest Territories, Canada
  • A rich vein section showing a core of native silver interspersed with tiny round spherules of skutterudite. Nice zoning of the vein exhibited. Polished on top, rough on the bottom.
CelestineREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #17742
  • Celestine
  • 4.7x4.0x2.8 cm
  • Largest Crystal Size: 24mm
  • $45.00
  • Lafarge Quarry
  • Wentworth County
    Ontario, Canada
  • A lovely cluster of light bluish, fairly gemmy celestine crystals from this famous Canadian locality. The crystals are lustrous, well formed thick blades with lots of tiny calcite crystal on them in places. Stands perfectly for display!
SphaleriteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #14210
  • Sphalerite
  • 3.5x2.7x2.3 cm
  • Largest Crystal Size: 12mm
  • $35.00
  • Flamboro Quarry
  • Dundas, Wentworth Co.
    Ontario, Canada
  • A sweet specimen with a half dozen or so, sharp dark brown crystals of sphalerite on dolostone breccia matrix. Actually, the breccia fragments are layers of a stromatolite fossil. Looks great!
CalciteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #18126
  • Calcite
  • 4.2x4.2x3.6 cm
  • Largest Crystal Size: 13mm
  • $40.00
  • Inverhuron
  • Bruce Co.
    Ontario, Canada
  • A gemmy, complex calcite crystal its on brecciated limestone matrix. The crystal has great lustre and some interesting, slightly hoppered faces. Can be displayed with the crystal on the front, as well.
SphaleriteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #14227
  • Sphalerite
  • 4.6x3.5x2.5 cm
  • Largest Crystal Size: 3mm
  • $30.00
  • Flamboro Quarry
  • Dundas, Wentworth Co.
    Ontario, Canada
  • Fairly orange, highly twinned sphalerite crystals a generously deposited on dolostone matrix.
SphaleriteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #14234
  • Sphalerite
  • 10.2x7.0x5.5 cm
  • Largest Crystal Size: 14mm
  • $45.00
  • LaFarge Quarry
  • Dundas, Wentworth Co.
    Ontario, Canada
  • A very nice-orangey-brown, lustrous sphalerite crystals sits in a vug in dolostone. The sphalerite crystal is complex and highly twinned. The rest of the vug is lined with tiny dolomite crystals. Displays well from the side.
Calcite, MarcasiteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #18892
  • Calcite, Marcasite
  • 5.8x5.2x5.5 cm
  • Largest Crystal Size: 46mm
  • $45.00
  • Long Lake Zinc Mine
  • Frontenac Co.
    Ontario, Canada
  • An excellent, twinned, well formed caclite crystal on several other part crystals. The main crystal is encrusted with a light coating of tiny marcasite crystals. Really nice!
CalciteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #18122
  • Calcite
  • 8.2x7.2x5.0 cm
  • Largest Crystal Size: 25mm
  • $65.00
  • Inverhuron
  • Bruce Co.
    Ontario, Canada
  • This specimen features a nicely twinned, complex calcite crystal sheltered in a concave area of the limestone plate. Looks great and displays well!
CalciteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #18125
  • Calcite
  • 6.0x2.8x5.0 cm
  • Largest Crystal Size: 18mm
  • $55.00
  • Inverhuron
  • Bruce Co.
    Ontario, Canada
  • A gem of a calcite crystal is nestled into a concave, tiny-crystal lined space on this piece. A couple of incomplete strontianite balls are present just above it. With support, diplays well!
Calcite, MarcasiteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #17706
  • Calcite, Marcasite
  • 6.0x4.0x3.3 cm
  • Largest Crystal Size: as above
  • $60.00
  • Canada Talc Mine, Dolomite Pit
  • Madoc
    Ontario, Canada
  • A rather large (for the locality), twinned calcite crystal with no matrix. The crystals is lustrous, shows the rhombohedron form, predominately and has tiny specks of marcasite crystals just under the surface of the crystal. Some bruising on the sides. Displays very well.
CalciteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #18234
  • Calcite
  • 7.4x5.0x4.2 cm
  • Largest Crystal Size: 19mm
  • $35.00
  • Lafarge Quarry
  • Wentworth County
    Ontario, Canada
  • A pleasant-looking cluster of calcite crystals, mostly smaller ones, with a couple of larger scalenohedral crystals. A nice example!
BabingtoniteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #16037
  • Babingtonite
  • 6.5x7.4x5.8 cm
  • Largest Crystal Size: 5mm
  • $120.00
  • Digdequash

  • New Brunswick, Canada
  • The front of this specimen is a vuggy area that has many sharp crystals of babingtonite intermixed with uninteresting prehnite. Calcite has been etched away to reveal the excellent babingtonite crystals. Unusual!
Analcime, HeulanditeREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #16138
  • Analcime, Heulandite
  • 4.6x3.8x3.7 cm
  • Largest Crystal Size: a-12mm
  • $40.00
  • Cape Split

  • Nova Scotia, Canada
  • A nice cluster of pure-white analcime crystals, associated with much smaller light brown heulandite crystals.
Analcime, Stilbite, HeulanditeREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #16141
  • Analcime, Stilbite, Heulandite
  • 5.6x4.1x3.2 cm
  • Largest Crystal Size: a-15
  • $40.00
  • Cape Split

  • Nova Scotia, Canada
  • Very nice, pure-white trapezohedral are exposed with stilbite and heulandite on this nice looking piece!
PyrolusiteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #16143
  • Pyrolusite
  • 5.5x5.8x8.6 cm
  • Largest Crystal Size: 2mm
  • $65.00
  • McCumber Mine
  • Cheverie
    Nova Scotia, Canada
  • Silvery, lustrous, sparkly pyrolusite crystals line a vug in the front of this specimen. There is a similar vug at the back of the specimen! Both look great!
Analcime, StilbiteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #16146
  • Analcime, Stilbite
  • 7.0x3.3x3.7 cm
  • Largest Crystal Size: s-13mm, a3mm
  • $25.00
  • Cape Split

  • Nova Scotia, Canada
  • This vug is lined with white-gemmy, trapezohedral of analcime and punctuated with perfectly terminated prisms of light brownish stilbite. Excellent!
Sphalerite, GalenaREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #16224
  • Sphalerite, Galena
  • 3.6x3.0x2.4 cm
  • Largest Crystal Size: s-14mm
  • $30.00
  • Pine Point Mine
  • Pine Point
    Northwest Territories, Canada
  • A nice cluster of sharp, tetrahedral, dark brown sphalerite with a couple of rembling, sort of skeletal galena crystals. Some bruising. Interesting!
Pyrite, Calcite, ChloriteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #16259
  • Pyrite, Calcite, Chlorite
  • 3.5x3.6x3.4 cm
  • Largest Crystal Size: 11mm
  • $35.00
  • T-3 Mine
  • Thompson
    Manitoba, Canada
  • An 11mm iridescent pyrite crystal sits atop a matrix with cavities lined with pyrite, calcite and chlorite crystals. Interesting piece from an unusual locality!
PyrrhotiteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #16260
  • Pyrrhotite
  • 5.8x3.7x2.7 cm
  • Largest Crystal Size: 11mm
  • $35.00
  • T-3 Mine
  • Thompson
    Manitoba, Canada
  • One sharp, hexagonal prism of bronzy pyrrhotite is embedded in calcite at the end of this fragment. Some chalcopyrite also embedded in the calcite.
PearciteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #16514
  • Pearcite
  • 2.0x1.7x1.0 cm
  • Largest Crystal Size: micro
  • $45.00
  • Imiter Mine
  • Djebel Saghro, Ouarzazate
    Morocco
  • One zone in a vug in this quartz-silver matrix has lots of tiny red-platy pearcite crystals.
AlmandineREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #16552
  • Almandine
  • 5.1x3.8x3.6 cm
  • Largest Crystal Size: 38mm
  • $45.00
  • River Valley
  • Dana Township
    Ontario, Canada
  • A deep red crystal of almandine garnet showing sort of hoppered faces. Some biotite schist attached. A little of the crystal missing on the back. Interesting example!
SphaleriteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #16998
  • Sphalerite
  • 2.7x2.7x1.9 cm
  • Largest Crystal Size: as above
  • $35.00
  • Lafarge Quarry
  • Wentworth County
    Ontario, Canada
  • A nice. complex sphalerite crystal with some dolostone matrix attached. Nice sample from this famous old locality!
BariteREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #19148
  • Barite
  • 4.4x3.5x2.5 cm
  • Largest Crystal Size: 10mm
  • $35.00
  • Aguathuna
  • Port au Port Peninsula
    Newfoundland and Labrador, Canada
  • This cluster of white, tabular barite crystals shows very nice contrasting white zonations on the edges of one of the prism faces. Sweet!
Aegirine, MicroclineREDUCED -Canadian Minerals, Various, 40 Percent Off!
  • Item #21218
  • Aegirine, Microcline
  • 9.8x4.0x2.2 cm
  • Largest Crystal Size: 73mm
  • $65.00
  • Girardville

  • Quebec, Canada
  • This specimen is primarily a cluster of dark green aegirine crystal sections with a microcline crystal section attached. Good looking interesting specimen of this pyroxene mineral.