Mineral Specimen and Product Inventory Search
- Availability
- Available
- Price
- $45.00
- Locality
- Swanson mine, Middlesex Co., Connecticut, United States
- Formula
- NaAlSi3O8
- Size
- 7.5 x 6 x 5 cm - Sm Cabinet
- Tagged
- pegmatite mineral
Cut section of pegmatite rock showing the swirling nature of yellow Albite, variety cleavelandite. Also present is smoky Quartz and Muscovite .
SOLD
- Availability
- Sold
- Locality
- Helen Beryl mine, Custer Co., South Dakota, United States
- Formula
- (Na,Ca)2(Mn,Mg,Fe2+)(Fe3+,Mn2+)2(PO4)3
- Size
- 7.5 x 5 x 3 cm - Sm Cabinet
- Tagged
- phosphate, pegmatite mineral
Dark green granular primary phosphate,
SOLD
- Availability
- Sold
- Locality
- João Firmino claim, Linópolis, Divino das Laranjeiras, Minas Gerais, Brazil
- Formula
- BeAl2(PO4)2(OH)2(H2O)5
- Size
- 2.5 x 2 x 1.3 cm - Thumbnail
- Tagged
- phosphate, beryllium, pegmatite mineral
- Special Info
- Type & Only Locality
A relatively new mineral called Brandaoite which consist of snow-white acicular crystals. It is a rare beryllophosphate.
SOLD
- Availability
- Sold
- Locality
- Etta mine, Pennington Co., South Dakota, United States
- Formula
- Fe2+Nb2O6
- Size
- 5.5 x 5.5 x 1.2 cm - Sm Cabinet
- Tagged
- pegmatite mineral
Thick tabular, heavily striated crystal of black Columbite. Faces on front and back, but not the sides.
SOLD
- Availability
- Sold
- Locality
- Etta mine, Pennington Co., South Dakota, United States
- Formula
- Fe2+Nb2O6
- Size
- 5 x 2.5 x 1.5 cm - Miniature
- Tagged
- pegmatite mineral
A partial section of a large Columbite crystal with characteristic striations. There are three crystal faces.
SOLD
- Availability
- Sold
- Locality
- Alto Ligonha dist., Zambezia prov., Mozambique
- Formula
- Fe2+Nb2O6
- Size
- 4.2 x 2 x 0.5 cm - Miniature
- Tagged
- pegmatite mineral
A single complete crystal, terminated with deep, typical, striations.
