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- Availability
- Available
- Price
- $35.00
- Locality
- Topaz Mountain, Thomas Range, Juab Co., Utah, United States
- Formula
- Al2SiO4F2
- Size
- 2.5 x 1.2 x 0.7 cm - Thumbnail
Sherry-colored, lustrous, complexly terminated Topaz crystal.
- Availability
- Available
- Price
- $45.00
- Locality
- Ouro Preto, Minas Gerais, Brazil
- Formula
- Al2SiO4F2
- Size
- 0.7 x 0.5 x 2.7 cm - Thumbnail
Three really nice gemmy crystals the largest to 2.7cm.
- Availability
- Available
- Price
- $350.00
- Featured
- Featured in Special Editions
- Locality
- Pirquitas Ag-Sn Deposit, Rinconada Dept., Jujuy, Argentina
- Formula
- Ag2FeSn3S8
- Size
- 4 x 3 x 3 cm - Miniature
- Tagged
- sulfide, tin, silver
- Special Info
- XRD Confirmed
- Special Info
- EDS Confirmed
Ex. Dr Werner Paar specimen with microscopic Toyohaite crystals not seen with the naked eye in Franckeite and Cylindrite matrix. Toyohaite is an extremely rare silver-tin sulfide. On the backside is a 1mm tetragonal Pirquitasite crystal much like the one photographed by Brent Thorne on Mindat click here.
Comes with the original Werner Paar label and also a Josef Vajdak label. See prov. tab.
- Availability
- Sold
- Locality
- Kaňk, Kutná Hora, Bohemia, Czech Republic
- Formula
- Ag7Pb6Bi15S30
- Size
- 2.5 x 1.2 x 1.5 cm - Thumbnail
- Tagged
- sulfide, silver
All of the silvery crystalline material is Treasurite, but under the scope you will see the brassy colored Pyrrhottie. Very rich specimen for a rather rare silver-bismuth sulfide.
- Availability
- Sold
- Locality
- Pickett Corral mine, Montrose Co., Colorado, United States
- Formula
- Na3Mg2[TiV9O28] · 22H2O
- Size
- 2.2 x 1 x 0.8 cm - Thumbnail
- Special Info
- Type & Only Locality
A lot of rare minerals on this specimen. Starting with the rare Trebiskyite...these are barely seen in the photos since they are so tiny. They basically form pointed prismatic crystals less than 0.5mm. They resemble Edoylerite. The orange mass is Lasalite. The yellowish white is Dickthomssenite.
- Availability
- Sold
- Locality
- Pabellón de Pica, Chanabaya, Iquique, Tarapacá Region, Chile
- Formula
- NaCu2(N3C2H2)2(NH+3)2Cl3 · 4H2O
- Size
- 3.3 x 2.8 x 1 cm - Miniature
- Special Info
- Type & Only Locality
Deep blue sprays of very rare Triazolite with lighter blue Ammineite. The crystals will oxidize so the specimen is sealed.