











Fine Mineral Specimens Over $50
- Availability
- Sold
- Locality
- White Canyon No. 1 mine, White Canyon, San Juan Co., Utah, United States San Juan Co., Utah, United States
- Formula
- Cu4Al2CO3(OH)12·2H2O
- Size
- 12 x 12 x 5 cm - Cabinet
- Tagged
- carbonate, copper
Blue groups of acicular Carbonatecyanotrichite with pastel green, pulverulent Antlerite. Large specimen!
- Availability
- Sold
- Locality
- Benjamin Hill, Sonora, Mexico
- Formula
- PbFe3+2(AsO4)2(OH)2
- Size
- 4 x 2.7 x 1 cm - Miniature
Deep crimson red acicular crystals to less than 0.75mm.
- Availability
- Available
- Price
- $75.00
- Locality
- Esquire #7 claim, Big Creek, Fresno Co., California, United States
- Formula
- Ba4Fe43+O3(OH)3(Si4O12)[Si2O3(OH)4]Cl
- Size
- 2 x 1.5 x 1 cm - Thumbnail
Dark blue massive Cerchiaraite-(Fe). The Esquire #7 deposit share type localities with two other localities.
- Availability
- Sold
- Locality
- Bambollita mine, Moctezuma, Sonora, Mexico
- Formula
- Cu5(Te4+O3)2(OH)6·2H2O
- Size
- 4 x 3 x 3 cm - Miniature
- Tagged
- copper, tellurium
- Special Info
- Type Locality
Green radial pod-like crystal groups to 1mm across. Rich, excellent specimen and very rare only found at three localities worldwide.
- Availability
- Sold
- Locality
- Cherbadung, Binn Valley, Valais, Switzerland
- Formula
- YAsO4
- Size
- 6.5 x 2.5 x 4 cm - Sm Cabinet
- Tagged
- arsenate, REE mineral
Deep yellowish brown globular crystal to 1mm with unknown reddish striated crystals to 2.5mm.
- Availability
- Available
- Price
- $60.00
- Locality
- Shkatulka peg., Umbozero mine, Alluaiv Mt., Lovozero, Kola Peninsula, Russia
- Formula
- Na2BeSi2O6
- Size
- 2 x 2 x 1.2 cm - Thumbnail
- Tagged
- beryllium
- Special Info
- XRD Confirmed
- Special Info
- EDS Confirmed
White, translucent crystalline specimen. Chkalovite is a rare beryllium silicate described in 1939, found Quebec, Greenland and Russia. This specimen is composed of nearly all white to clear Chkalovite. It was identified by Dr. Igor Pekov.