Rare Mineral Specimens - search page
- Availability
- Available
- Price
- $45.00
- Locality
- Brandy Gill mine, Caldbeck Fells, Cumbria, England
- Formula
- PbCuAsO4(OH)
- Size
- 3.5 x 2 x 2 cm - Miniature
- Tagged
- arsenate, copper
Apple green Duftite crusts.
- Availability
- Available
- Price
- $40.00
- Locality
- near Rhyolite pass, Mineral Co., Nevada, United States
- Formula
- BaFe3+3(AsO4)(AsO3OH)(OH)6
- Size
- 2 x 2 x 0.8 cm - Thumbnail
- Tagged
- arsenate
Flat green spots on Baryte.
- Availability
- Available
- Price
- $150.00
- Locality
- Pribram, Bohemia, Czech Republic
- Formula
- Ag3.2Sb0.8
- Size
- 3 x .06 x 0.3 cm - Thumbnail
- Tagged
- silver
A large dull grey excellent crystal. Pribram is probably the world's premier locality.
- Availability
- Available
- Price
- $65.00
- Locality
- Schneeberg dist., Erzgebirge, Saxony, Germany
- Formula
- Bi4(SiO4)3
- Size
- 3.5 x 3 x 2.3 cm - Miniature
Glassy brown crystals in a group 1mm wide. Complicated, modified crystals, with trianguler and square reflections consistent with crystallography.
- Availability
- Available
- Price
- $85.00
- Locality
- Mont-des-Groseillers, Blaton, Mons, Henegouwen, Belgium
- Formula
- Fe3+Fe3+2(PO4)2(OH)3ยท5H2O
- Size
- 5 x 3 x 2 cm - Miniature
- Tagged
- phosphate
White radiating, fibrous Ferristrunzite groups to 2mm.
- Availability
- Available
- Price
- $45.00
- Featured
- Featured in Special Editions
- Locality
- Katugin Ta-Nb deposit, Kalarsky dist., Zabaykalsky Krai, Russia
- Formula
- KFe2+3(Si3Al)O10F2
- Size
- 2 x 2 x 1 cm - Thumbnail
Black micaceous crystals to 1mm. Rare.
Fluorannite is the fluorine analogue of Annite. It is basically compact black and micaceous. It is actualy quite rare having been found in only three worldwide localities thus far.
