David K. Joyce

REDUCED -USA Minerals, Various, 40 Percent Off

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.

CopperREDUCED -USA Minerals, Various, 40 Percent Off
  • Item #11834
  • Copper
  • 5.4x5.2x4.2 cm
  • Largest Crystal Size: 28mm
  • $50.00
  • Wolverine Mine
  • Houghton Co
    Michigan, USA
  • A very sculptural group of copper crystals protrudes from a calcite vein on the side of amygdalodal basalt. Nice looking specimen! Classic.
CopperREDUCED -USA Minerals, Various, 40 Percent Off
  • Item #11832
  • Copper
  • 3.9x1.8x1.0 cm
  • Largest Crystal Size: 42mm
  • $55.00
  • Phoenix Mine
  • Keweenaw Co.
    Michigan, USA
  • A group of copper crystal composed of a long, curved crystals and a couple of parallel growth crystals. Nice looking specimen!
CopperREDUCED -USA Minerals, Various, 40 Percent Off
  • Item #12356
  • Copper
  • 3.7x4.2x2.3 cm
  • Largest Crystal Size: 26mm
  • $35.00
  • Keweenaw Peninsula

  • Michigan, USA
  • This specimen sports a bright, elongated, twinned crystal of copper protruding from basalt matrix. Looks great!
CalciteREDUCED -USA Minerals, Various, 40 Percent Off
  • Item #12053
  • Calcite
  • 7.6x4.8x3.3 cm
  • Largest Crystal Size: 43mm
  • $35.00
  • Tsumeb

  • Namibia
  • One large calcite crystal and a few smaller ones attached at the sides, on this sharp specimen. The calcite crystals show very stepped prism/scalenohedral faces and sharp, simple rhombohedral terminations. A slight pinkish colour. Nice!
CopperREDUCED -USA Minerals, Various, 40 Percent Off
  • Item #10197
  • Copper
  • 9.9x2.4x0.6 cm
  • Largest Crystal Size: 6mm
  • $45.00
  • White Pine Mine
  • Ontonagon County
    Michigan, USA
  • A spindly, dendritic cluster of distorted crystals. Interesting specimen!
CopperREDUCED -USA Minerals, Various, 40 Percent Off
  • Item #10250
  • Copper
  • 6.2x5.2x1.7 cm
  • Largest Crystal Size: 34mm
  • $165.00
  • Keweenaw Peninsula

  • Michigan, USA
  • A nice looking cluster of copper crystals with one large crystal sticking up out of the rest. Good looking piece of distorted copper crystals from this famous copper mining area. Displays well!
BruciteREDUCED -USA Minerals, Various, 40 Percent Off
  • Item #10299
  • Brucite
  • 11.3x5.8x5.6 cm
  • Largest Crystal Size: 21mm cleavages
  • $75.00
  • Asbest
  • Urals
    Russia
  • A large vein of transluscent, grey brucite is attached to marble matrix. Accompanied by a nold Fersman Mineralogical Museum Label. Cabinet specimen that displays very well!
CalciteREDUCED -USA Minerals, Various, 40 Percent Off
  • Item #16238
  • Calcite
  • 7.8x7.0x3.7 cm
  • Largest Crystal Size: 8mm
  • $35.00
  • Ken Snyder Mine
  • Elko
    Nevada, Canada
  • This specimen is covered on all sides but the bottom with very sharp, scalenohedral of calcite. Brown (iron tinted) on one side and white on the other. Collected the early 2,000's.
CalciteREDUCED -USA Minerals, Various, 40 Percent Off
  • Item #16254
  • Calcite
  • 10.5x5.1x3.9 cm
  • Largest Crystal Size: 16mm
  • $40.00
  • Ken Snyder Mine
  • Elko
    Nevada, USA
  • A plate of thick, tabular, lustrous, sharp calcite crystals with little quartz crystals poking through here and there. Nice calcite specimen from an unusual location!
Quartz, FluoriteREDUCED -USA Minerals, Various, 40 Percent Off
  • Item #20920
  • Quartz, Fluorite
  • 20.1x12.0x4.1 cm
  • Largest Crystal Size: 25mm
  • $125.00
  • Naica
  • Chihuahua
    Mexico
  • Here is a wonderful plate of colourless quartz crystals, adorned with a couple of light green octahedral fluorite crystals. Looks fantastic!