Mineral Specimen and Product Inventory Search
- Availability
- Sold
- Locality
- Minas Gerais, Brazil
- Formula
- Be3Al2Si6O18
- Size
- 3.7 x 0.7 x 0.6 cm - Miniature
- Tagged
- beryllium, pegmatite mineral
Beryl crystal with a faint green color and good termination.
- Availability
- Available
- Price
- $40.00
- Locality
- Harding mine, Taos Co., New Mexico, United States
- Formula
- CaLiAl2(Si2BeAl)O10(OH)2
- Size
- 4.5 x 3.5 x 2 cm - Miniature
- Tagged
- beryllium, pegmatite mineral
Bityite is a rather rare mica group member with lithium and beryllium in the structure. The Bityite forms colorless plates to 2mm within biotite.
- 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.
- 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.
- 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.
- Availability
- Available
- Price
- $60.00
- Locality
- Medina pegmatite field, Pedra Azul dist., Minas Gerais, Brazil
- Formula
- Ca5(PO4)3F
- Size
- 5 x 4.5 x 4 cm - Miniature
- Tagged
- phosphate, pegmatite mineral
Faint yellow waterclear and complex Fluorapatite crystals to 3mm on Muscovite. The Fluorapatite resides on a conical shaped Muscovite crystal. It is 2.5cm long tapering from 3mm at one end to 1.6cm at the large end. It is seated just perfectly on the white tAlbite.
