











Fine Mineral Specimens Over $50
- Availability
- Sold
- Locality
- Salt mine, Hallstatt, Upper Austria, Austria
- Formula
- Na2Mg(SO4)2·4H2O
- Size
- 7 x 5 x 4 cm - Sm Cabinet
A choice specimen from one the better Blodite localities. This specimen contains several colorless to orange brown euhedral crystals to 9mm.
- Availability
- Sold
- Locality
- Ermakovskoe beryllium deposit, Buryatia, Siberia, Russia
- Formula
- Ca4Be3AlSi9O25(OH)3
- Size
- 1.5 x 0.7 x 0.5 cm - Thumbnail
- Tagged
- beryllium, pegmatite mineral
- Special Info
- XRD Confirmed
- Special Info
- EDS Confirmed
Bohseite is a rare beryllium mineral found at only 7 localities worldwide. This specimen is yellow and compact fibrous. It is from the private stock of Dr. Igor Pekov, who performed the analysis.
- Availability
- Sold
- Locality
- Amelia mine, Boleo, Santa Rosalia, Baja California, Mexico
- Formula
- KAg9Pb26Cu24Cl62(OH)48
- Size
- 0.5 x 0.5 x 0.5 cm - Thumbnail
- Tagged
- copper, silver
A 5mm cubic crystal.
- Availability
- Sold
- Locality
- Tomboy mine, Savage Basin, Telluride dist., Colorado, United States
- Formula
- Cu5FeS4
- Size
- 8 x 6.5 x 6 cm - Sm Cabinet
- Tagged
- sulfide, copper
An all sulfide specimen with dark blue Bornite, iridescent Chalcopyrite, Galena, and Sphalerite.
- Availability
- Sold
- Locality
- Union Carbide mine, Wilson Springs, Garland Co., Arkansas, United States
- Formula
- (Fe3+)24AlO6(PO4)17(OH)12·75H2O
- Size
- 7 x 4 x 2 cm - Sm Cabinet
- Tagged
- phosphate
This specimen is covered with yellow to golden brown spheroidal crystal groups to 1mm of radiating Cacoxenite crystals. A superb specimen from this important mineral locality.
- Availability
- Available
- Price
- $60.00
- Locality
- Mariposa mine, Terlingua dist., Brewster Co., Texas, United States
- Formula
- CaCO3
- Size
- 5.5 x 4.5 x 2 cm - Sm Cabinet
- Tagged
- carbonate
Orange scalenohedral crystals of sharply terminated Calcite.