 | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA Peer Hen By CASTOR oan eGORY.C.oFER DOCK NEVADA AND BUREAU... UNIVERSITY Reno & Las Vegas OF NEVADA PRESS GEOLOGY Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs...otherwise noted Map of Mining Districts and significant mineral occurrences of Nevada by Nevada Bureau of Mines...Cataloging-in-Publication Data Castor, Stephen B, Minerals of Nevada / Stephen B. Castor and Gregory C. Ferdock.— Ist | | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA STEPHEN B. CASTOR and G R EGOR Y C . F E R D OC K l NEVADA BUREAU...association with the UNIVERSITY OF NEVADA PRESS Reno & Las Vegas Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs...Districts and si gnificant minernl occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved...-Publ ication Dat,i Castor, Stephen B. Minerals of Nevada/ Stephen B. Castor and Gregory C. Ferdock.- rst |  | | Journal (article/letter/editorial) | | The Stability of Andradite, Hedenbergite, and Related Minerals in the System Ca-Fe—Si-O-H by WILLIAM...kirschsteinite+xonotlite (CajSieO^OH):). Synthetic hedenbergite, CaFe2+Si2O,s, has average unit cell dimensions...±0003 and ny = l-755±0005. At 2000 bars Pfin|d, hedenbergite is stable below an fOl of 10"u bar at 800 °C...10"28 bar at 400 °C. Above these/ o , values, hedenbergite+O2 breaks down to andradite+magnetite+quartz...z. The mineral pair andradite +hedenbergite thus limit the fOl range possible for their joint formation |  | | Report (issue) | | mineralization to caldera subsidence in the Creede district, San Juan Mountains, Colorado, by Thomas A. Steven...·_________________ _ 9. Alinement of mining districts in north-central Nevada, by Ralph J." Roberts ____________...assemblage of a pyrometasomatic deposit near Tonopah, Nevada, by R: A. Gulbrandsen and D. G. Gielow_ 11. Sedimentary...- _-13. Tectonic setting of the Coeur d'Alene district, Idaho, by Robert E. Wallace, Allan B. Griggs...__________ _ 14. Bleaching in the Coeur d'Alene district,( Idaho, by P. L. Weis ______________________ |  | | Report (issue) | | detailed investigations of single ore deposits, or of mining districts, to large-scale regional syntheses,...responsible for gold deposition, Alleghany district, Sierra County, California, 26 McMillan, W. J., and Johan...Upper Cretaceous turbidite sequence, Hope-Sunrise district, southern Alaska, 5 Radtke, A. S., Wittkopp, R...of gold-bearing quartz veins of the Alleghany district, California (abs.), 25 Robyn, T. L., Henage, L...and mineralization of the Washougal mining district, Skamania County, Washington, 15 Shreiner, Alexander |  | | Journal (issue) | | cm, from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department, Colombia. Gail & Jim Spann...cm, from Stak Nala, Haramosh Mountains, Skardu district, Gilgit-Baltistan, Pakistan. Zach Goodman collection;...twin, 5.5 cm, from the Amo tin deposit, Ximeng County, Yunnan, China. Wally Mann collection; Joe Budd...2.2 cm, from the Pulsifer quarry, Androscoggin County, Maine. Kyle Kevorkian collection; Jordan Root...5-mm view, from the Mohawk mine, San Bernardino County, California (#1869). Jerry Cone photo. Aurichalcite |  | | Book (volume) | | Orthopyroxenes Pigeonite 162 Calcium Pyroxenes Diopside-Hedenbergite Augite Fassaite J ohannsenite 198 294 399 415...ferroaugite subcalcic augite magnesium pigeonite hedenbergite ferriferous pigeonite intermediate pigeonite...(aegirioe)CaMgSi2O6 (diopside)-CaFeSi 2 O 6 (hedenbergite)-CtAl 2 SiO6 (Tschermak's molecule) showing...Fe2 +) 2 Si 2 O 6 Calcium Pyroxenes Diopside-Hedenbergite Ca(Mg,Fe 2 +)Si 2 O 6 Augite (Ca,Mg,Fe 2 +Al)...diopside and hedenbergite, and between hedenbergite and johannsenite. The diopside-hedenbergite minerals |
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