Mineral Specimen and Product Inventory Search
- Availability
- Available
- Price
- $40.00
- Locality
- Big Creek, Fresno Co., California, United States
- Formula
- BaCa4Si16O36(OH)2·10H2O
- Size
- 3.5 x 3.5 x 1 cm - Miniature
- Special Info
- Type Locality
White to colorless acicular or bladed sprays of Macdonaldite to 1mm.
- Availability
- Available
- Price
- $75.00
- Locality
- Ait Ahmane, Bou Azzer dist., Morocco
- Formula
- MgAl2(AsO4)2(OH)2·8H2O
- Size
- 2.5 x 2 x 0.9 cm - Thumbnail
- Tagged
- arsenate
Tiny tiny gypsum like crystals at the two arrows. It is from the author, Georg Favreau.
- Availability
- Available
- Price
- $125.00
- Reduced Price
- $75.00
- Locality
- Tsumeb mine, Tsumeb, Namibia
- Formula
- Cu2CO3(OH)2
- Size
- 6 x 6 x 6 cm - Sm Cabinet
- Tagged
- carbonate, copper
Large specimen of botryoidal Malachite with dull fuzzy terminations.
SOLD
- Availability
- Sold
- Locality
- Mindingi mine, Shaba, Democratic Republic of Congo
- Formula
- Cu2CO3(OH)2
- Size
- 11 x 8 x 4 cm - Cabinet
- Tagged
- carbonate, copper
A polished, very nice specimen of Malachite with concentric banding.
- Availability
- Available
- Price
- $195.00
- Locality
- Mindingi mine, Shaba, Democratic Republic of Congo
- Formula
- Cu2CO3(OH)2
- Size
- 14 x 9 x 6 cm - Cabinet
- Tagged
- carbonate, copper
Large cabinet specimen of smooth botryoidal Malachite.
SOLD
- Availability
- Sold
- Locality
- Elba Island, Livorno Province, Tuscany, Italy
- Formula
- Cu2CO3(OH)2
- Size
- 5 x 5 x 4 cm - Miniature
- Tagged
- carbonate, copper
Alterations of sulfides (chalcopyrite etc) to Malachite along natural fractures. Strictly a locality piece. Size is an estimate.
