David K. Joyce

Cobalt/Gowganda, Ontario -Various Species, Page Two

More interesting minerals from the Cobalt silver mining area. Most have been confirmed by electron microprobe analysis.

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

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

Bismuthinite, Calcite, BismuthCobalt/Gowganda, Ontario -Various Species, Page Two
  • Item #10051
  • Bismuthinite, Calcite, Bismuth
  • 11.1x10.0x6.2 cm
  • Largest Crystal Size: 2mm
  • $80.00
  • Keeley Mine
  • South Lorrain Township
    Ontario, Canada
  • The calcite crystals on this shallow opening in a calcite vein have many bismuthinite needles on them or embedded in them. As wll, there are veinlets of shiny native bismuth in the calcite nearest the wall rock contact. Small chalcopyrite crystals associated. Unusual assemblage.
ArsenopyriteCobalt/Gowganda, Ontario -Various Species, Page Two
  • Item #10428
  • Arsenopyrite
  • 5.8x4.6x3.3 cm
  • Largest Crystal Size: 2mm
  • $35.00
  • Langis Mine
  • Casey Township
    Canada
  • The vug on the front of this rock matrix is lined with bright arsenopyrite crystals on an unknown arsenide. Looks good!
Arsenopyrite, LollingiteCobalt/Gowganda, Ontario -Various Species, Page Two
  • Item #10444
  • Arsenopyrite, Lollingite
  • 17.0x7.3x5.1 cm
  • Largest Crystal Size: 2mm
  • $85.00
  • Langis Mine
  • Casey Township
    Ontario, Canada
  • Bright, lustrous aresenopyrite crystals encrusting botryoidal lollingite in a recessed vein exposed by leaching out the calcite. Displays very well!
SaffloriteCobalt/Gowganda, Ontario -Various Species, Page Two
  • Item #10674
  • Safflorite
  • 6.0x2.4x1.6 cm
  • Largest Crystal Size: n/a
  • $40.00
  • Nipissing Mine
  • Cobalt
    Ontario, Canada
  • Safflorite is not a common mineral but here is a very nice example of it in its botryoidal habit. Displays well.
Arsenopyrite, SkutteruditeCobalt/Gowganda, Ontario -Various Species, Page Two
  • Item #21511
  • Arsenopyrite, Skutterudite
  • 3.7x2.7x2.0 cm
  • Largest Crystal Size: a-2mm
  • $35.00
  • Langis Mine
  • Casey Township
    Ontario, Canada
  • A specimen of lustrous, razor-sharp arsenopyrite crystals scattered across a mound of botryoidal skutterudite.
Safflorite, SkutteruditeCobalt/Gowganda, Ontario -Various Species, Page Two
  • Item #21513
  • Safflorite, Skutterudite
  • 9.2x6.5x3.4 cm
  • Largest Crystal Size: 2mm
  • $75.00
  • Langis Mine
  • Casey Township
    Ontario, Canada
  • This specimen is a vein section that has had the carbonates etched out of it to reveal botryoidal safflorite. The safflorite is not smooth but composed of many bladed crystals of safflorite. Nice specimen of this arsenide mineral!
Arsenopyrite, SkutteruditeCobalt/Gowganda, Ontario -Various Species, Page Two
  • Item #21514
  • Arsenopyrite, Skutterudite
  • 5.7x7.2x5.5 cm
  • Largest Crystal Size: 2mm
  • $55.00
  • Langis Mine
  • Casey Township
    Ontario, Canada
  • The top portion of this specimen has had the calcite removed to reveal many lustrous arsenopyrite crystals on botryoidal skutterudite. Possibly other arsenides. Interesting!
Lollingite, SilverCobalt/Gowganda, Ontario -Various Species, Page Two
  • Item #21515
  • Lollingite, Silver
  • 4.8x3.6x1.9 cm
  • Largest Crystal Size: 1mm
  • $65.00
  • Castle Mine
  • Gowganda
    Ontario, Canada
  • A thick coating of lollingite coats dendritic silver in this vein section which has had the calcite removed to better reveal the metallic textures. Very nice example of silver-arsenide crystallization at this mining camp.
Arsenopyrite, SkutteruditeCobalt/Gowganda, Ontario -Various Species, Page Two
  • Item #21516
  • Arsenopyrite, Skutterudite
  • 4.5x3.5x1.5 cm
  • Largest Crystal Size: 1.5mm
  • $35.00
  • Langis Mine
  • Casey Township
    Canada
  • razor sharp arsenopyrite crystals are scattered around the botryoidal skutterudite on this specimen. Good example!
Arsenopyrite, SaffloriteCobalt/Gowganda, Ontario -Various Species, Page Two
  • Item #21518
  • Arsenopyrite, Safflorite
  • 9.0x8.0x5.8 cm
  • Largest Crystal Size: 2mm
  • $110.00
  • Right of Way Mine
  • Cobalt
    Ontario, Canada
  • Most of what you can see on the front of this specimen is a concave area of sparkling arsenopyrite crystals. The crystals cover botryoidal safflorite that is naturally fractured in vertical cracks. The calcite has been removed from this specimen to reveal the unique structure. Displays exceedingly well!
Nickeline, arsenidesCobalt/Gowganda, Ontario -Various Species, Page Two
  • Item #21733
  • Nickeline, arsenides
  • 6.0x3.7x2.4 cm
  • Largest Crystal Size: 1.5mm
  • $75.00
  • Rustex Mine
  • Leith Township, nr. Gowganda
    Ontario, Canada
  • This specimen is mostly composed of interlocking nickeline crystals with small amounts of another, unknown arsenide. Here and there are openings in which calcite has been removed to reveal sharp, hexagonal, barrel-shaped, nickeline crystals with a thin coating of the other arsenide, slightly iridescent. Crystals of nickeline are rare and this is an excellent example!