Ashburtonite is a rare lead copper silicate-bicarbonate mineral with formula: HPb 4 Cu 2+ 4 Si 4 O 12 (HCO 3) 4 (OH) 4 Cl. Geological occurrence. Ashburtonite was first described as a secondary mineral in a shear zone in a series of shales and graywackes. It is an alteration product of galena and chalcopyrite.
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Definition of ashburtonite in the Definitions.net dictionary. Meaning of ashburtonite. What does ashburtonite mean? Information and translations of ashburtonite in the most comprehensive dictionary definitions resource on the web.
Ashburtonite was first described as a secondary mineral in a shear zone in a series of shales and graywackes. It is an alteration product of galena and chalcopyrite. The secondary minerals within the shear consist of carbonates, arsenates, and sulfate of lead and copper, and to a much lesser extent of zinc and iron.
The only additional locality for Ashburtonite is at the Tonopah-Belmont mine in Arizona, USA. It occurs at the type locality at a weathered shear zone that cuts through shale and greywacke, and forms as an alteration product of galena and likely chalcopyrite. Associated minerals include diaboleite, duftite, beudantite, caledonite, plattnerite ...
Blue ashburtonite on a white unknown matrix. FOV 1mm. First described as mammothite. Further investigation shows that it is more likley to be ashburtonite. Associated minerals, not in the photograph, include, atacamite, boleite, diaboleite, cerussite, galena, hematite, mammothite, mimetite, phosgenite, and wulfenite. Brent Thorne specimen and ...
Ashburtonite, a new bicarbonate-silicate mineral from Ashburton Downs, Western Australia: Description and structure determination Jorr, D. Gnrcn Mineral Sciences Section, Canadian Museum of Nature. Ottawa. Ontario KIP 6P4, Canada Enxnsr H. Nrcxnr, Division of Mineral Products, CSIRO, Wembley, Westem Australia 6014, Australia Rorrnr A. Gaur.r
Ashburtonite HPb4Cu4Si4O12(HCO3)4(OH)4Cl °c 2001 Mineral Data Publishing, version 1.2 Crystal Data: Tetragonal. Point Group: 4=m: Prismatic along , to 0.4 mm ...
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