Search Archived Mineral Specimens
- Availability
- Sold
- Locality
- San José mine, Oruro City, Oruro Dept., Bolivia
- Formula
- Pb9Sb22S42
- Size
- SmCabinet 7x7x2cm
- Tagged
- sulfide
5-6cm long divergent groups of silvery Zinkenite associated with Pyrite.
- Availability
- Sold
- Locality
- Happy Jack mine, White Canyon, San Juan Co., Utah, United States
- Formula
- K3(UO2)4(SO4)2O3(OH)·3H2O
- Size
- SmCabinet 7x6.5x5cm
- Special Info
- Radioactive!!
Excellent specimen covered on all sides by pulverulent orange Zippeite and yellow Uranopillite. Comes with a Charles F. Lewis label. Radioactive.
- Availability
- Sold
- Featured
- Featured in Special Editions
- Locality
- Wheal Edward, St. Just dist., Cornwall, England
- Formula
- K3(UO2)4(SO4)2O3(OH)·3H2O
- Size
- Miniature 5x2x2cm
Located not too far from the famous Botallack mine on the ocean cliffs is the Wheal Edward mine of St. Just. Wheal Edward is known for its secondary minerals. This specimen shows good compact, acicular crystals of Zippeite associated with a green mineral, probably metazeunerite. Note old Ward's tag in te provenance tab.
- Availability
- Sold
- Locality
- Ilmen Mountains, Chelyabinsk, Southern Urals, Russia
- Formula
- ZrSiO4
- Size
- Thumbnail 3x3x3cm
A very large and well formed yellow-brown Zircon crystal to nearly 3cm with a resinous luster set an a small bit of matrix.
- Availability
- Sold
- Locality
- Seiland Island, Alta, Finnmark, Norway
- Formula
- ZrSiO4
- Size
- SmCabinet 5.5x6.5x4cm
A large Zircon crystal with a good tetragonal dipyramidal form, a beautiful golden-red color, and adamantine luster, to nearly 3cm partially set in matrix of solid black sheety Biotite.
- Availability
- Sold
- Locality
- Sagåsen quarry, Sagåsen, Mørje, Porsgrunn, Telemark, Norway
- Formula
- (Na,□)12(Ce,Na)3Ca6Mn3Zr3NbSi25O73(OH)3(CO3)·H2O
- Size
- Miniature 5x3x2.5cm
- Tagged
- REE mineral
Very, very rich specimen of this rare cerium - niobium mineral. All the orange crystalline grains are Zirsilite.
