Mineral Specimen and Product Inventory Search
- Availability
- Sold
- Featured
- Featured in Special Editions
- Locality
- Bayan Obo deposit, Inner Mongolia, China
- Formula
- Ba2Ce(CO3)3F
- Size
- 3.5 x 2.5 x 2 cm - Miniature
- Tagged
- carbonate, REE mineral
Brownish yellow grains in carbonate matrix with granular purple Fluorite. Officially this mineral was descredited because the authors published the mineral prior to IMA approval. It is nonetheless a defined mineral. This is the type and only locality.
The Bayan Obo deposit is the world's largest REE deposit. It is also the world's largest fluorine deposit.
- Availability
- Available
- Price
- $50.00
- Locality
- Chuquicamata mine, El Loa Prov., Antofagasta, Chile
- Formula
- CuZnPO4OH
- Size
- 3.5 x 1.5 x 1.5 cm - Miniature
- Tagged
- phosphate, copper
- Special Info
- EDS Confirmed
Green bladed crystals. Sparse on matrix but tested - EDS. I don't have the results buit the copper arrow, indicates it was tested. Excalibur label.
- Availability
- Sold
- Locality
- Itos mine, near Oruro City, Oruro Dept., Bolivia
- Formula
- Pb9Sb22S42
- Size
- 6.5 x 4 x 3 cm - Sm Cabinet
- Tagged
- sulfide
Great specimen of Zinkenite with large divergent sprays to 2cm and many smaller sprays.
- Availability
- Available
- Price
- $275.00
- Locality
- San Germán mine, Cerro de Potosí, Potosí, Bolivia
- Formula
- Pb9Sb22S42
- Size
- 7.5 x 8 x 6 cm - Sm Cabinet
- Tagged
- sulfide
Full divergent silvery prismatic crystals to 6mm in a large vug with more single crystals of Zinkenite. The finer, smaller grey crystals are probably Jamesonite, although that is not mentioned on the tag provided with the specimen.
- Availability
- Available
- Price
- $25.00
- Locality
- Bigger Mica mine, Clear Creek dist., Jefferson Co., Colorado, United States
- Formula
- ZrSiO4
- Size
- 4 x 4.5 x 4 cm - Miniature
Dark reddish brown Zircon crystals to 5mm in a tightly packed cluster.
- Availability
- Sold
- Locality
- Merelani Hills, Umba Valley, Lelatema Mts., Arusha, Tanzania
- Formula
- Ca2Al3(Si2O7)(SiO4)O(OH)
- Size
- 1.0 x 0.5 x 0.5 cm - Thumbnail
- Special Info
- Gem Quality
Baby tanzanite crystal with good termination and fine striations. Excelllent deep purple color.
