











Mineral Specimen and Product Inventory Search
- Availability
- Sold
- Locality
- Carrock mine, Caldbeck Fells, Cumbria, England
- Formula
- Bi4TeS2
- Size
- 2.5 x 1.5 x 2.3 cm - Thumbnail
- Tagged
- sulfide, tellurium
Silvery, reflective like foil, crystals of Joseite. There are two good crystals 5 and 4mm in size.
- Availability
- Sold
- Locality
- Copiapo, Atacama, Chile
- Formula
- AgHgAsS3
- Size
- 2.5 x 1.5 x 1 cm - Thumbnail
- Tagged
- sulfide, silver
Red areas are the Laffitte spots. Although not reported from Chile, the specimen has a Sid Williams (trimmed) label. Sid most likely analyzed it.
- Availability
- Sold
- Locality
- Tremearne pegmatite, Breage, Cornwall, England,
- Formula
- FeAs2
- Size
- 7.5 x 4.5 x 4 cm - Sm Cabinet
- Tagged
- sulfide
Plates of silvery Arsenopyrite to 3cm throughout mass with Microcline and Quartz.
- Availability
- Available
- Price
- $30.00
- Locality
- Elk Creek, Meade Co., South Dakota, United States
- Formula
- FeS2
- Size
- 4.5 x 3.5 x 3.5 cm - Miniature
- Tagged
- sulfide
Small Marcasite crystals in Worm-like formations. This is a very unique crystal habit for this area.
- Availability
- Available
- Price
- $40.00
- Locality
- Mount Diablo mine, Contra Costa Co., California, United States
- Formula
- HgS
- Size
- 3.2 x 2.3 x 1.5 cm - Miniature
- Tagged
- sulfide
Black to silvery crystalline mass.
- Availability
- Sold
- Locality
- Ryne mine, Mount Diablo, Contra Costa Co., California, United States
- Formula
- HgS
- Size
- 5 x 4 x 4 cm - Miniature
- Tagged
- sulfide
An superb specimen of dark grey or black Metacinnabar crystals to 1mm. Most of the crystals are well-defined.