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- Availability
- Sold
- Locality
- Panasqueira, Covilha, Castelo Branco dist., Portugal
- Formula
- Mg2PO4F
- Size
- Thumbnail 3x1.5x1cm
- Tagged
- phosphate
Orange cleavable mass with Arsenopyrite.
- Availability
- Sold
- Locality
- White Caps mine, Nye Co., Nevada, United States
- Formula
- (As,Sb)6As4S14
- Size
- Miniature 5x1x0.2cm
These are golden yellow fibrous crystals to over 3cm and are impossible to obtain these days. Please refer to the prov. tab for background. The specimen was from the collection of Ernest Chapman of Manhattan, Nevada (near the mine) and acquired in 1953. Formerly of the Forrest and Barbara Cureton II collection. Only copies of these labels are available.
- Availability
- Sold
- Locality
- White Elephant mine, Custer Co., South Dakota, United States
- Formula
- H2Ca2Fe3+6(AsO4)5(PO4)3·14H2O
- Size
- Thumbnail 1.5x1.5x0.5cm
- Tagged
- phosphate , arsenate , pegmatite mineral
- Special Info
- Type Locality
This is a type localitiy specimen of Walentaite, a mineral first discovered at the White Elephant mine. It has subsequently been found at another five localities worldwide. The crystals on this specimen are flat-lying and radial to about 0.3mm. It is small, a thumbnail but shows good crystals across the face.
It carries a Willard L. Roberts label.
- Availability
- Sold
- Featured
- Featured in Special Editions
- Locality
- Esquire #7 claim, Big Creek, Fresno Co., California, United States
- Formula
- BaCa2Si3O9
- Size
- SmCabinet 7x4.5x3cm
- Special Info
- Type Locality
Sanbornite rich matrix with one side loaded with fluorecent orange Waltromite. The photos show the fluorescent nature of Walstromite and also some of the isolated crystal grains. Minor Gillespite on the back side.
- Availability
- Sold
- Locality
- Little Green Monster mine, Clay Canyon, Fairfield, Utah Co., Utah, United States
- Formula
- NaAl3(PO4)2(OH)4·2H2O
- Size
- Miniature 4.5x2.5x2cm
- Tagged
- phosphate
Aqua blue, translucent, pseudo-octahedral crystals to 1mm. This is a pretty nice specimen, considering that most of the LGM Wardite occurs as just a blue crust. These crystals are unusually distinct. Associated with yellow Crandallite and Apatite.
- Availability
- Sold
- Locality
- Rapid Creek, Yukon Territory, Canada
- Formula
- NaAl3(PO4)2(OH)4·2H2O
- Size
- Miniature 3.5x2.5x1.5cm
- Tagged
- phosphate
Superb 8-9mm striated crystals.