Mineral Specimen and Product Inventory Search
SOLD
- Availability
- Sold
- Featured
- Featured in Special Editions
- Locality
- Boron, Kern Co., California, United States
- Formula
- NaCaB5O6(OH)6·5H2O
- Size
- 10 x 6 x 6 cm - Cabinet
- Tagged
- Ore Minerals
An excellent specimen showing the fibrous nature of Ulexite used in fiber optics. Also called "TV rock" Ulexite as the remarkable property of transferring light through its fibers by the refraction of light even when bent.
SOLD
- Availability
- Sold
- Locality
- Shinkolobwe, Katanga, Democratic Republic of Congo
- Formula
- Ca(UO2)3CO3(OH)6·3H2O
- Size
- 3 x 3 x 2 cm - Thumbnail
- Tagged
- carbonate
- Special Info
- Type Locality
Faint yellow, vey thinly bladed crystals of Urancalcarite with fairly good coverage associated with orange Curite and black Uraninite. Very nice specimen.
SOLD
- Availability
- Sold
- Locality
- Bergen, Falkenstein, Vogtland, Saxony, Germany
- Formula
- Ba(UO2)2(PO4)2·10H2O
- Size
- 3 x 2.5 x 2.5 cm - Thumbnail
- Tagged
- phosphate
- Special Info
- Radioactive!!
Yellowish green platy crystals to 2mm.
- Availability
- Available
- Price
- $225.00
- Locality
- Musonoi mine, Kolwezi, Shaba Cu belt, DR of Congo
- Formula
- Ca(UO2)2(SiO3OH)2·5H2O
- Size
- 3.8 x 3 x 2.3 cm - Miniature
Excellent, large crystals of Uranophane to 4mm. Very rich specimen with a bold yellow color in an open seam the length of the specimen.
SOLD
- Availability
- Sold
- Locality
- Pedro Alvaro mine, Salamanca, Spain
- Formula
- (Al,□)(UO2)2F(PO4)2·20(H2O,F)
- Size
- 2 x 0.8 x 2 cm - Thumbnail
- Tagged
- phosphate
Yellow crystal aggregates from 0.3 to 1mm.
SOLD
- Availability
- Sold
- Locality
- New Bullfrog mine, Nye Co., Nevada, United States
- Formula
- Ag3AuS2
- Size
- 2.5 x 2 x 1 cm - Thumbnail
- Tagged
- silver, gold
- Special Info
- EDS Confirmed
Dull, dark black masses in matrix. Cut and polished for analysis on one side.
