 | | Journal (issue) | | Mexico ineralogical Record November-December 2003 ❖ Volume 34 Number 6 ❖ $20 Wayne & Dona Leicht,...Angles Mexico Special Issue III Los Lamentos Famous Mineral Localities: The Erupción/Ahumada Mine, Los...District, Chihuahua, Mexico ...................................... 4 by W. E. Wilson Fresnillo Famous Mineral...Mineral Localities: Fresnillo, Zacatecas, Mexico .............. 36 by T. C. Wallace & M. K. Hall-Wallace ...Famous Mineral Localities: Las Vigas, Veracruz, Mexico .............. 55 by W. Lieber & Gerhard Frenzel |  | | Journal (article/letter/editorial) | | existence of changes in pressure and/or temperature. Acanthite pseudomorphs after argentite In the classical...distinguished, cubic “argentite” and monoclinic “acanthite”. But the first study performed by X-ray diffraction...diffraction (Ramsdell, 1925) showed that argentite and acanthite had identical structures, and that therefore it...temperature above 173ºC, but always becoming acanthite, the monoclinic polymorph, when cooled below that...these pseudomorphs are common in that in 1970 Fresnillo seemed to be exhausted. deposits around the world |  | | Journal (issue) | | Hazen The best grossular garnets from the Jeffrey mine, Asbestos, Quebec ........ .......................1972, and considered to be the finest known Jeffrey mine grossular specimen. Marco Amabili collection; James...Colorado (two), New Mexico (the Bingham Canyon mine), Nevada, Arizona (two), Mexico, Brazil, Northern England...797 A ACANTHITE UNITED STATES and CANADA BRITISH COLUMBIA Beaverdell [Highland Bell] mine, Beaverdell...Beaverdell. The Beaverdell mine is one of several small mines in the Beaverdell silver-mining district of southern |
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San Guillermo Vein, San Luis Shaft, Proaño Mine, Fresnillo, Fresnillo Municipality, Zacatecas, Mexico