Mineral Specimen and Product Inventory Search
SOLD
- Availability
- Sold
- Locality
- Big Creek, Fresno Co., California, United States
- Formula
- BaCa4Si16O36(OH)2·10H2O
- Size
- 3 x 1.5 x 1 cm - Thumbnail
- Special Info
- Type Locality
Slender, acicular colorless crystals to around 1mm. Very rare. Minor Gillespite (red) in matrix on backside.
SOLD
- Availability
- Sold
- Locality
- Kola Peninsula, Russia
- Formula
- Fe2+Fe3+2O4
- Size
- 5 x 3.7 x 1.7 cm - Miniature
Nice octahedral Magnetite crystals measuring to 1.1 cm on edge. One of the crystals has a chip.
- Availability
- Available
- Price
- $35.00
- Locality
- Kitka River Valley, Kuusamo, Finland
- Formula
- NiSe
- Size
- .7 x .5 x .5 cm - Thumbnail
Dull black mass. Questionable ID.
SOLD
- Availability
- Sold
- Locality
- Ilfeld, Harz, Germany
- Formula
- Mn3+O(OH)
- Size
- 6.5 x 4 x 3 cm - Sm Cabinet
Black and lustrous elongated crystals embedded in matrix with white Baryte. This is a classic mineral locality.
SOLD
- Availability
- Sold
- Locality
- Mt. Cobalt mine, Mt Isa, Queensland, Australia
- Formula
- AlAsO4·2H2O
- Size
- 5 x 4 x 2.5 cm - Miniature
- Tagged
- arsenate
Purplish cobaltoan Mansfieldite with orange to pinkish Smolyaninovite and possible Heterogenite.
- Availability
- Available
- Price
- $30.00
- Locality
- Elk Creek, Meade Co., South Dakota, United States
- Formula
- FeS2
- Size
- 4.5 x 3.5 x 3.5 cm - Miniature
- Tagged
- sulfide
Small Marcasite crystals in Worm-like formations. This is a very unique crystal habit for this area.
