Mineral Specimen and Product Inventory Search
SOLD
- Availability
- Sold
- Locality
- Manganese mine, Copper Harbor, Keweenaw Co., Michigan, United States
- Formula
- Ca2Mn3+3(SiO4)(Si2O7)(OH)3
- Size
- 4.5 x 3 x 1.5 cm - Miniature
Beautiful dark rusty red 3mm divergent sprays throughout matrix. There may be other rare manganese minerals on this specimen, but they are hard to tell apart. Excellent specimen.
SOLD
- Availability
- Sold
- Locality
- Denver mine, Santa Cruz Co., Arizona, United States
- Formula
- MgFe3+4(SO4)6(OH)2·20H2O
- Size
- 4.6 x 3.7 x 2 cm - Miniature
White to yellow spongy mass with some fibrous crystals.
- Availability
- Available
- Price
- $35.00
- Locality
- Clay Head, Block Island, Rhode Island, United States
- Formula
- Fe2+Fe3+2O4
- Size
- 8 x 3.5 x 2 cm - Sm Cabinet
Take a close look to discover all the minerals other than the Magnetite that could be hiding in this sand. Measurements listed are of the bottle.
SOLD
- Availability
- Sold
- Locality
- Cap Garonne Mine, Le Pradet, Var, Provence-Alpes-Côte d'Azur, France
- Formula
- (Na,Ca,K)Cu3(AsO4)2Cl·5H2O
- Size
- 0.8 x 0.5 x 0.3 cm - Thumbnail
- Tagged
- arsenate, copper
- Special Info
- Type Locality
Blue spherulitic crystal groups less than 0.5mm.
- Availability
- Available
- Price
- $95.00
- Locality
- Herminia mine, Julcani dist., Angaraes, Huancavelica, Peru
- Formula
- Cu1.12Ag0.81Pb0.27Bi5.35S9
- Size
- 2.5 x 2 x 0.8 cm - Thumbnail
- Tagged
- sulfide, copper, silver
Sub-microscopic inclusions in Bismuthinite.
- Availability
- Available
- Price
- $30.00
- Locality
- Newhurst quarry, Charnwood, Leicestershire, England
- Formula
- Cu2CO3(OH)2
- Size
- 7 x 6 x 6.5 cm - Sm Cabinet
- Tagged
- carbonate, copper
A locality specimen showing a "ball" of Malachite to 5mm. A vug with Calcite crystals also has a group of acicular crystals to 1mm.
