Search Archived Mineral Specimens
- Availability
- Sold
- Locality
- N'Chwaning II mine, Kalahari Mn fields, Northern Cape Province, South Africa
- Formula
- Ca2Mn2+7Si10O28(OH)2·5H2O
- Size
- SmCabinet 5.5x4x3cm
Radial fans of red Inesite to 1.5cm associated with white, prismatic crystals of Natrolite and powdery whate balls of Oyelite.
- Availability
- Sold
- Locality
- Broken Hill, New South Wales, Australia
- Formula
- Ca2Mn2+7Si10O28(OH)2·5H2O
- Size
- SmCabinet 6.5x3.8x3.6cm
Large sprays of rusty red Inesite to nearly 3cm. Great coverage on all sides. Seldom see on the market.
- Availability
- Sold
- Locality
- Oktyabr mine, Noril'sk, Siberia, Russia
- Formula
- PtBi2
- Size
- Thumbnail 1.5x1x0.5cm
- Tagged
- PGM
Polished section with EDS verification, Reflections of the gold metallic areas of the photograph. The gold reflections are accidental, and the areas are actually a bright silvery color. The specimen has been microprobed (see provenance for back scatter photos. Geverskite was alos found in this specimen. All PGM minerals.
- Availability
- Sold
- Locality
- Boron, Kern Co., California, United States
- Formula
- CaB3O3(OH)5·4H2O
- Size
- Cabinet 12x8x7cm
A fantastic specimen with exceptional crystals of monoclinic crystals from 4 to 8mm lining a large vug. Collected in 1969.
- Availability
- Sold
- Locality
- Nacimiento Sijes, Salta prov., Argentina
- Formula
- CaB3O3(OH)5·4H2O
- Size
- Miniature 5x4x3.5cm
Superb colorless and clear in part large crystas to 2.5cm with bladed overcoat of Meyerhofferite.
- Availability
- Sold
- Locality
- Proprietary mine, Broken Hill, New South Wales, Australia
- Formula
- AgI
- Size
- SmCabinet 7x5.5x5cm
- Tagged
- silver
An incredibly rich specimen with crystalline yellow, waxy masses of Iodargyrite in a large 5.5x4cm area. There is probably some Chlorargyrite here seen as grey crystals. One crystal is 9mm.
