Mineral Specimen and Product Inventory Search
- Availability
- Sold
- Locality
- Trumbull Peak, Mariposa Co., California, United States
- Formula
- Ba6Fe3+3Si8O23(CO3)2Cl3·H2O
- Size
- 1.3 x 1 x 0.7 cm - Thumbnail
- Special Info
- Type Locality
Fencooperite is a very rare barium silicate carbonate found in two California localities only. The Fencooperite on this specimen consist of 3 or 4 tiny 1mm grains. It really doesn't get much bigger.
- Availability
- Sold
- Locality
- Kamloops Lake, British Columbia, Canada
- Formula
- [Mg2(K,Na)2Ca0.5](Si29Al7)O72·18H2O
- Size
- 2.3 x 1.4 x 0.3 cm - Thumbnail
- Special Info
- Type Locality
Two small specimens mounted nicley on black styrofoam. Each specimen is about 2.3cm. The crystals are tiny, less than 0.5mm, and are a nice burnt red color.
- Availability
- Sold
- Locality
- Mont-des-Groseillers, Blaton, Mons, Henegouwen, Belgium
- Formula
- Fe3+Fe3+2(PO4)2(OH)3·5H2O
- Size
- 2.7 x 2.1 x 0.7 cm - Thumbnail
- Tagged
- phosphate
- Special Info
- Type Locality
Faint yellow to white radial fibrous crystals on shale. Coverage on both sides.
- Availability
- Available
- Price
- $30.00
- Locality
- Mont-des-Groseillers, Blaton, Mons, Henegouwen, Belgium
- Formula
- Fe3+Fe3+2(PO4)2(OH)3·5H2O
- Size
- 2 x 1.5 x 1 cm - Thumbnail
- Special Info
- Type Locality
Fibrous, radiating Ferristrunzite on shale.
- Availability
- Sold
- Locality
- Little Patsy pegmatite, Jefferson Co., Colorado, United States
- Formula
- CeF3
- Size
- 2.5 x 1.5 x 0.8 cm - Thumbnail
- Tagged
- REE mineral
Two excellent crystals in combo to 1.7cm. The Little Patsy boast the best and largest crystals in the world. This one is quite nice with good form on both crystals.
- 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.
