• Betekhtinite: Mineral information, data and localities.

    www.mindat.org/min-650.html Betekhtinite and Joseite-B from Propada deposit, Malko Tirnovo-Bourgas District. In Doklady Bolgarskoj akademii nauk (Vol. 39, No. 1, pp. 59-62). Izdatel'stvo na B lgarska akademiâ na naukite.
  • Betekhtinite Mineral Data

    webmineral.com/data/Betekhtinite.shtml Betekhtinite Crystallography: Axial Ratios: a:b:c =0.6466:1:0.1699 : Cell Dimensions: a = 14.693, b = 22.72, c = 3.861, Z = 5; V = 1,288.90 Den(Calc)= 5.95
  • Betekhtinite - Mindat.org

    www.mindat.org/gm/650 6.7 x 5.3 x 2.3 cm. Betekhtinite is a rare lead, copper, iron sulfosalt. Lightly iridescent, parallel-growth clusters of betekhtinite lathes to 1.4 cm along with isolated (to 4 mm) and intergrown globules of lightly iridescent bornite are aesthetically scattered on the wedge-shaped matrix of sandstone. Sandstone is an uncommon matrix for ...
  • Betekhtinite - Occurrence, Properties, and Distribution

    www.azomining.com/Article.aspx Betekhtinite is a brownish black mineral with opaque appearance, distinct cleavage, metallic luster and black streak. It can be formed as needle-like crystals.
  • Betekhtinite Mineral Specimen For Sale

    www.dakotamatrix.com/products/4021/betekhtinite Betekhtinite - Crudly crystalline masses of Betekhtinite with a dull peacock iridesence covering Quartz matrix. . This and many more mineral specimens are available for sale at Dakota Matrix Minerals.
  • HUGE, RARE Betekhtinite ps. Bornite | iRocks Fine Minerals

    www.irocks.com/minerals/specimen/38591 Betekhtinite is rare enough here. Bornite crystals of an inch on edge are completely unheard of in my experience, though some to 1/2-inch are seen often enough (or were, rather, in the heyday here as a military mine). This remarkable specimen is a huge crystal of bornite that is altered to the very rare species betekhtinite.
  • Betekhtinite

    e-rocks.com/minerals/3168/betekhtinite Current Live Fixed Price Sales. Sign In. Username or e-mail *
  • Betekhtinite - | e-Rocks Mineral Auctions

    e-rocks.com/item/hef795839/betekhtinite Emmertsberg Quarry, Waschenbach, Mühltal, Darmstadt, Hesse, Germany - Black cyrstals of betekhtinite on matrix
  • Betekhtinite - Crystal Classics

    www.crystalclassics.co.uk/product/betekhtinite-76 Excellent acicular crystals are formed into bundles of the rare mineral Betekhtinite, a Copper Iron Lead Sulphide from Dzhezkagan Mine, Kazakhstan. Metallic lead-grey crystal bundles of Betekhtinite measure to 1.6cm on a Quartz crystal matrix with areas of creamy Calcite.
  • Fine Minerals for Sale from Butte, Montana - Gallery of ...

    www.dakotamatrix.com/.../fine-minerals-for-sale-from-butte-montana The Betekhtinite is scarce on this specimen but very visible and can be seen as elongated steely gray prismatic crystals intimately associated with groups of tarnished Bornite groups to 8mm. The Quartz is nice and waterclear to 2cm some with included Hematite(?). Betekhtinite Formula (Cu,Fe) 21 Pb 2 S 15