Mineral Specimen and Product Inventory Search
- Availability
- Available
- Price
- $35.00
- Locality
- Quabbin Aqueduct shaft #10, Worcester Co., Massachusetts, United States
- Formula
- Ca2Fe2+Fe3+Si5O14(OH)
- Size
- 5 x 3.5 x 3 cm - Miniature
A single, shiny black crystal to 5.5mm across.
- Availability
- Sold
- Locality
- Poggio San Vittore Mine, Lanzo Valley, Piedmont, Italy
- Formula
- Mg21Si8O27(OH)20
- Size
- 4.5 x 0.1 x 0.1 cm - Miniature
- Special Info
- Type Locality
Slender golden, fibrous crystals to 4.5cm. Balangeroite is a rare inosilicate found in schistose serpentinite in proximity to a large ultramafic massif. It is a one-locality mineral.
- Availability
- Sold
- Locality
- Queténa mine, Calama, El Loa, Antofagasta, Chile
- Formula
- CuB(OH)4Cl
- Size
- 3 x 3 x 1.5 cm - Thumbnail
- Tagged
- copper
- Special Info
- Type Locality
Light green coatings of this three-locality mineral, a rare copper-borate.
- Availability
- Available
- Price
- $275.00
- Locality
- Cumberland, England
- Formula
- BaSO4
- Size
- 11 x 10 x 4 cm - Cabinet
A cool specimen of large bladed former Baryte crystals which have been completely replaced and overgrown by Quartz crystals. There are also another generation of Baryte crystals which are white and bladed to 1cm.
- Availability
- Available
- Price
- $295.00
- Locality
- Silberbach mine, Stolberg, Harz, Saxony-Anhalt, Germany
- Formula
- BaSO4
- Size
- 12 x 10 x 6 cm - Cabinet
A large, beautiful cluster of lustrous white Baryte crystals. The crystals have an interesting sawtooth-like terminations which are actually staked plates. It is in great shape with no damage. There are three old lables, two of which are handwritten in ink. It is also Ex Earl L. Calvert collection. Please see prov. tab for labels.
- Availability
- Available
- Price
- $25.00
- Locality
- Grand Junction, Mesa Co., Colorado, United States
- Formula
- BaSO4
- Size
- 2 x 1.2 x 0.6 cm - Thumbnail
Waterclear terminated Baryte crystal to 2cm.
