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Empressite - Wikipedia, the free encyclopedia
Empressite is a mineral form of silver telluride, AgTe. It is a rare, grey, orthorhombic mineral with which can form compact masses, rarely as bipyrimidal crystals. Recent crystallographic analysis h...
en.wikipedia.org/wiki/Empressite |
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Empressite mineral data, information about Empressite, its properties and worldwide locations. ... Classification of Empressite ... Type Occurrence of Empressite...
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Bronze Empressite microcrystals (middle of the photo) with light green Emmonsite and ... Tarnished surface of empressite associated with chlorargyrite, ...
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General Empressite Information ... Empressite Image ... Empressite Crystallography...
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Bronze-colored microcrystals of empressite with bright native tellurium crystals. Rex mine, Boulder County, Colorado, USA.
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Empressite AgTe; c 2001-2005 Mineral Data Publishing, version 1; Crystal Data: Orthorhombic. Point Group: 2/m 2/m 2/m. As compact, granular masses; crystals rare, to 400 μm. Physical Properties: Fracture: Uneven to subconchoidal.
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Empressite from the type locality, the Empress-Josephine deposit (Colorado), occurs as euhedral prismatic grains up to 400 µm in length and contains no inclusions or intergrowths with other minerals. It is pale bronze in color and shows a grey-black to black streak.
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Notes: 1 = calculated powder pattern and indexing for empressite of this study. d values calculated on the basis of a = 8.882(1), b = 20.100(5), ...
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PALS, David W. and SPRY, Paul G., Geological & Atmospheric Sciences, Iowa State Univ, 253 Science I, Ames, IA 50011-3212, dwpals@iastate.edu ... Alkaline igneous rock-related epithermal gold telluride deposits constitute some of the world’s largest resources of gold. ... The deposit, hosted by Tertiary shoshonitic rocks,
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A Classic Education; Indie / Melodramatic Popular Song / Concrete ... Empressite Arcade ; Online Now! ... Empressite Arcade...
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