Mineral Specimen and Product Inventory Search
- Availability
- Available
- Price
- $25.00
- Locality
- Big Indian Copper mine, San Juan Co., Utah, United States
- Formula
- Cu2AsO4(OH)
- Size
- 5 x 4 x 1 cm - Miniature
- Tagged
- arsenate, copper
Green radial groups to 3mm.
SOLD
- Availability
- Sold
- Locality
- Norra Kärr, Gränna, Jönköping, Småland, Sweden
- Formula
- Na15Ca3Mn3Fe3Zr3Nb(Si25O73)(O,OH,H2O)3(OH,Cl)2
- Size
- 2.3 x 1.1 x 0.7 cm - Thumbnail
Orange-red crystalline grains.
- Availability
- Available
- Price
- $95.00
- Locality
- Manganese mine, Copper Harbor, Keweenaw Co., Michigan, United States
- Formula
- Ca8Mn3+10(SiO4)3(Si3O10)3(OH)10ยท4H2O
- Size
- 2 x 1.5 x 1.5 cm - Thumbnail
Rusty red tiny tabular crystals. Rich and excellent specimen.
- Availability
- Available
- Price
- $75.00
- Locality
- Teufelsmuhl, Habach valley, Salzburg, Austria
- Formula
- K(AlSi3)O8
- Size
- 5 x 4.5 x 4.5 cm - Miniature
Superb, sharpand large crystal group of striated Orthoclase, variety adularia. The largest crystal is 4.5cm.
- Availability
- Available
- Price
- $125.00
- Locality
- Karlsbad, Bohemia, Czech Republic
- Formula
- K(AlSi3)O8
- Size
- 5.5 x 4 x 4 cm - Sm Cabinet
A naturally corroded karlsbad twinned set of Orthoclase crystals.
- Availability
- Available
- Price
- $125.00
- Locality
- Långban, Filipstad, Värmland, Sweden
- Formula
- Mg2Mn3+O2(BO3)
- Size
- 2.2 x 1.7 x 1.3 cm - Thumbnail
- Special Info
- Type & Only Locality
Acicular crystals to 4mm in matrix. Excellent specimen of this very rare borate from the only locality in the world.
