











Mineral Specimen and Product Inventory Search
- Availability
- Available
- Price
- $45.00
- Locality
- Wheal Gorland, St. Day dist., Cornwall, England
- Formula
- Cu2Al7(AsO4)4(OH)13·12H2O
- Size
- 7 x 4.5 x 2 cm - Sm Cabinet
- Tagged
- arsenate, copper
Light blue coatings.
- Availability
- Available
- Price
- $60.00
- Reduced Price
- $30.00
- Locality
- Black Pine mine, Philipsburg, Granite Co., Montana, United States
- Formula
- PbCuAsO4(OH)
- Size
- 2.3 x 1.5 x 1 cm - Thumbnail
- Tagged
- arsenate, copper
Green Duftite with probably shiny black Murdochite crystals coating Quartz crystals.
- Availability
- Available
- Price
- $15.00
- Locality
- Tecoma dist., Elko Co., Nevada, United States
- Formula
- BaFe3+3(AsO4)(AsO3OH)(OH)6
- Size
- 3 x 2.5 x 2 cm - Thumbnail
- Tagged
- arsenate
Yellowish green crusts.
- Availability
- Available
- Price
- $30.00
- Locality
- Bou Azzer dist., Anti-Atlas, Morocco
- Formula
- Co3(AsO4)2·8H2O
- Size
- 4 x 3.5 x 2 cm - Miniature
- Tagged
- arsenate
A nice vug in Quartz with a 7mm Erythrite crystal with a great magenta color and good terminations. There are other smaller crystals as een in the last photo.
- Availability
- Available
- Price
- $30.00
- Locality
- Bou Azzer dist., Anti-Atlas, Morocco
- Formula
- Co3(AsO4)2·8H2O
- Size
- 3.5 x 3.5 x 2 cm - Miniature
- Tagged
- arsenate
This magenta colored Erythrite crysatls from 3 to 5mm in vugs.
- Availability
- Available
- Price
- $125.00
- Locality
- Tolbachik Volcano, Kamchatka, Russia
- Formula
- NaCuMg3(AsO4)3
- Size
- 2.5 x 2 x 2 cm - Thumbnail
- Tagged
- arsenate, copper
- Special Info
- XRD Confirmed
- Special Info
- EDS Confirmed
Colorful purple crystals of Johillerite. Very rich. This is the third reported locality worldwide. The type locality is Tsumeb.
Most specific locality info.: Arsenatnaya fumarole, Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure Eruption, Tolbachik volcano, Kamchatka, Russia.
ID by Dr. Igor Pekov.