 | | Journal (article/letter/editorial) | | Montana Mineral Locality Index Downloaded by [University of Nebraska, Lincoln] at 20:00 09 April 2015...2015 K NOWN AS THE TREASURE STATE, Montana is rich in mineral and gemstone localities. The state motto...The middle third of the state is known as the Montana alkali province where the sediments have MICHAEL...Indian Queen mine ca. 1905 at Farlin, Beaverhead County. 208 ROCKS & MINERALS Downloaded by [University...one. The mines at Butte in Silver Bow County and the Black Pine mine in Granite County have produced many |  | | Journal (article/letter/editorial) | | Zr-rich alkaline pegmatites from Gordon Butte, Crazy Mountains (Montana, USA): comparisons between potassic...Springer-Verlag 2002 Abstract At Gordon Butte (Crazy Mountains, Montana), agpaitic nepheline±syenite pegmatites...overall evolutionary trend of clinopyroxene in the Gordon Butte rocks is from Fe-poor diopside to aegirine±augite...lamprophyllite. The evolutionary history of the Gordon Butte pegmatites can be subdivided into primary, agpaitic...loparite. The mineralogy of the pegmatites from Gordon Butte, other potassic complexes, and sodic agpaitic |  | Wu, Bin, Wang, Ru-Cheng, Yang, Jin-Hui, Wu, Fu-Yuan, Zhang, Wen-Lan, Gu, Xiang-Ping, Zhang, Ai-Cheng (2015) Wadeite (K 2 ZrSi 3 O 9 ), an alkali-zirconosilicate from the Saima agpaitic rocks in northeastern China: Its origin and response to multi-stage activities of alkaline fluids. Lithos, 224. 126-142 doi:10.1016/j.lithos.2015.02.008 | Journal (article/letter/editorial) | | and Zaitsev, 1999), and at Gordon Butte in the Crazy Mountains in the USA (Chakhmouradian and Mitchell...Hills in the USA (Carmichael, 1967), in the alkaline pegmatites of Gordon Butte in the USA (Chakhmouradian...first described in alkaline pegmatites from Gordon Butte by Chakhmouradian and Mitchell (2002). Precipitation...dominated by SC R clays and K-rich minerals such as illite, sericite, and K-hollandite (e.g., Avanzinelli...Zr-rich alkaline pegmatites from Gordon Butte, Crazy Mountains (Montana, USA): AC comparisons between potassic |  | | Report (issue) | | _________________ ___. Nevada ___________ Elko County. - ______ ... _ Star mine, Harrison Pass _____... Tuscarora Range _____ _ ._. ________ Humboldt County Golconda manganese-tungsten depositNorth workings...naine________________ Mine near Green Talc mine. _____ Nye County ____ _._-___-________-___ Gabbs area __ _____________________..._____ Brucite and magnesite deposits. __ Pershing County __ Rocks in the West Humboldt Range ..~ Limerick...California Continued Nevada Continued White Pine County.._________________ Cherry Creek district______________ |  | Essene, Eric J., Claflin, Christopher L., Giorgetti, Giovanna, Mata, Pilar M., Peacor, Donald R., Á rkai, Pé ter, Rathmell, Mark A. (2005) Two-, three- and four-feldspar assemblages with hyalophane and celsian: implications for phase equilibria in BaAl2Si2O8-CaAl2Si2O8-NaAlSi3O8-KAlSi3O8. European Journal of Mineralogy, 17 (4) 515-535 doi:10.1127/0935-1221/2005/0017-0515 | Journal (article/letter/editorial) | | MI 48109-1063 USA College Preparatory School, 353 Crenshaw Road, Houston TX 77034 USA 3Dipartimento di...Semiconductor, 234 Oxford Street, South Portland ME 04101 USA 2YES Abstract: The occurrences of natural coexisting...the Cretaceous (ca. 95-105 Ma). On the basis of illite “crystallinity”, white K-mica b geobarometry and...analcitites and phonolites from the Highwood Mountains, Montana (Larsen, 1941; Wilkinson, 1968; Nakamura & Yoder...feldspars from the Rainy Creek complex near Libby, Montana. Earth Planet. Sci. Lett., 3, 8-10. Boundy, T.M |  | | Journal (article/letter/editorial) | | Avenue, Suite E, Evanston, Illinois 60202-2376, USA 3 Fachbereich Materialforschung & Physik, University...Space Sci. Dept, U. of Calif. Los Angeles, CA 90095 USA 2 Institut für Geowissenschaften, Universität Potsdam...Sciences, U. Chicago, Chicago, IL USA 5 CARS, U. Chicago, Chicago, IL USA Ti and other HFSE are considered...University of California, Los Angeles, CA 90095 USA (manning@ess.ucla.edu) 2 GeoForschungsZentrum, Telegrafenberg... Department of Geology, University of Maryland, USA 3 Mineralogisches Institut, Universität Heidelberg |  | | Book | | of petrology at the University of Chicago in the USA. J. P. Iddings became the first incumbent of this...such areas (e.g. Hawaii and Yellowstone in the USA and Jebel Marra in the Western Sudan) have been...described similar rocks from south-eastern Idaho, USA: these rocks were called welded tuffs. Ignimbrites...latter type include Crater Lake-Mount Mazama, Oregon, USA (4650 sc), Santorini, Greece (1470 sc) and Krakatau...Kamchatka, USSR, and Mount St Helens, Washington, USA (cf. Gorschkov 1959; Eichelberger & Hayes 1982) |
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