	*(1923) Geology and ore deposits of the Creede district, Colorado. Bulletin* Vol. 718. US Geological Survey doi:10.3133/b718**	Report (volume)
	718 GEOLOGY AND ORE DEPOSITS OF THE ' CREEDE DISTRICT, COLORADO BY WILLIAM H. EMMONS AND ESPER S. LARSEN................................................. Mining and treatment of ores.......................................................................... Creede formation.................................................... '. ................ Willow Creek rhyolite............................................................................ Campbell Mountain rhyolite........................................... General
	Doe, B. R., Steven, T. A., Delevaux, M. H., Stacey, J. S., Lipman, P. W., Fisher, F. S. (1979) Genesis of ore deposits in the San Juan volcanic field, southwestern Colorado; lead isotope evidence. Economic Geology, 74 (1) 1-26 doi:10.2113/gsecongeo.74.1.1	Journal (article/letter/editorial)
	Depositsin the SanJuanVolcanicField, Southwestern Colorado LeadIsotopeEvidence B. R. DOE,T. A. STEVEN,M....other deposits (Summitville, Jasper, Red Mountain district) have values of 2ø•Pb/•ø4Pbsimilar to those of...have lead isotopiccompositions that are portant mining districts. Studies of lead in the as- more radiogenicthan...Antonito COLORADO NEW MEXICO L 0 100 KILOMETERS Fro. 1. Index map of southxvestern Colorado, showing...been applied specificallyto the ores in the Creede district by Bethke et al. (1973) and by Stevenand Eaton
	*Larsen, Esper S. (1918) The Areal Geology of the Creede Mining District, Colorado, University of California.*	Thesis/Dissertation
	TDfl SbQ AEEAL GEOLOGY OF 0?HS CREEDE DISTRICT, COLORADO. By ' X ESEBR S* H B LARSEIT. S...Approved: The Areal Geology of The Greede Mining District, Esper 3. Larson. COKTEIIT3 Chapter I...volcanic series 22 Lower division Upper division The Creede formation The llacXenzie 26 .'-.fountain quartz...rock types V/eathering and outcrops willow Creek rhyolite General character and distribution ............Petrography Megascopic -.iicroscop 1 _ 1 rhyolite. General character and distribution. Contacts
	Steven, Thomas August, Ratte, James Clifford (1965) Geology and structural control of ore deposition in the Creede district, San Juan Mountains, Colorado. Professional Paper 487. US Geological Survey doi:10.3133/pp487	Report (issue)
	Control of Ore Deposition in the Creede District San Juan Mountains Colorado GEOLOGICAL SURVEY PROFESSIONAL...487 Prepared in cooperation with the Colorado State Metal Mining Fund Board Geology and Structural Control...Control of Ore Deposition in the Creede District San Juan Mountains Colorado , By THOMAS A. STEVEN and JAMES...487 ·Prepared in cooperation with the Colorado State Metal Mining Fund Board UNITED STATES GOVERNMENT...Garita Quartz Latite ________________________ _ Rhyolite of Miners Creek _______________________ _ Shallow
	*Dickerson, R. P. (1986) Mineral resource potential of National Forest RARE II and wilderness areas in Colorado. Open-File Report* Vol. 1986 (86-364) US Geological Survey doi:10.3133/ofr86364**	Report (issue)
	SURVEY Mineral resource potential of National Forest RARE II and wilderness areas in Colorado Compiled...standards and stratigraphic nomenclature. Denver, Colorado CONTENTS (See also indices listings, p. 173)...Creek/Fossil Ridge (2-204).......................... Kreutzer-Princeton (2-205)...............................Mountain (2-212)................................... Mineral Mountain (2-215).................................Mountains-Collegiate (2-180)............................ Kreutzer-Princeton (2-205)............................
	*(1913) Contributions to economic geology, 1911, Part I, Metals and nonmetals except fuels--Introduction; Gold and Silver. Bulletin* Vol. 530 (530a) US Geological Survey doi:10.3133/b530a**	Report (issue)
	organization is carrying on for the direct advancement of mining interests throughout the country than can readily...two parts, the second part comprising papers on mineral fuels. These volumes for 1906, 1907, 1908, 1909...GOLD LODES OF THE CARRVILLE DIS TRICT, TRINITY COUNTY, CALIFORNIA. By DONALD FRANCIS MACDONALD. INTRODUCTION...writer spent 10 days in the Carrville district, Trinity County, Cal., and, incidental to other work,... gathered some data on its mining geology. A paper on the gold gravels x was pub lished, but baggage
	*(1913) Contributions to economic geology (short papers and preliminary reports), 1911, Part I, Metals and nonmetals except fuels. Bulletin* Vol. 530. US Geological Survey doi:10.3133/b530**	Report (volume)
	Notes on the gold lodes of the Carrville district, Trinity County, Cal., by D. F. MacDpnald...............preliminary report on the geology and ore deposits of Creede, Colo., by W. H, Emmons and E. S. Larsen.........account of the ore deposits of the Loon Creek district, Idaho, byJ. B.Umpleby................................................. Notes on the Antelope district, Nev., by F. C. Schrader................... Notes...Notes on the northern La Sal Mountains, Grand County, Utah, by J. M. Hill. Survey publications on gold
	*DOE, B. R. (1967) The Bearing of Lead Isotopes on the Source of Granitic Magma. Journal of Petrology, 8 (1) 51-83 doi:10.1093/petrology/8.1.51*	Journal (article/letter/editorial)
	by BRUCE R. DOE U.S. Geological Survey, Denver, Colorado INTRODUCTION T H E isotopic composition of lead...shallow. A large triangular region comprising the Colorado Plateau and the Basin and Range province has not...Vitrophyre, Willow Creek Member, Bachelor Mountain Rhyolite (Re 1) Welded tuff, flow, Fisher Quartz Latite...Mesa (Re 6) Obsidian (Re 3) Obsidian (Re 3) -Rhyolite (Re 3) Leucogranite, Mt. Rubidoux Granite, feldspar...0-37 Pb I0> /Pb !0< 17-940 17-770 18090 18-742 Colorado 19156 19-508 19124 18-980 18-908 18-895 18-920
	*Taylor, Hugh P. (1968) The oxygen isotope geochemistry of igneous rocks. Contributions to Mineralogy and Petrology, 19 (1) 1-71 doi:10.1007/bf00371729*	Journal (article/letter/editorial)
	Contr. Mineral. and Petrol. 19, 1--71 (1968) The Oxygen Isotope Geochemistry of Igneous Rocks* HUOH...analyses have been obtained for 443 igneous rock and mineral samples from various localities throughout the...commonly with ~-values of 5.5 to 7.0 per mil. Many rhyolite obsidians, particularly those from oceanic areas...of Technology, Contribution No. 1525. 1 Contr. Mineral. and Petrol., Vol. 19 2 H.P. TAYLOR, J~.: and...tale-alkaline magma-types (i.e., the basaltandesite-dacite-rhyolite series and its plutonie equivalents) as these
	Förster, H.-J., Gottesmann, B., Tischendorf, G., Siebel, W., Rhede, D., Seltmann, R., Wasternack, J. (2007) Permo-Carboniferous subvolcanic rhyolitic dikes in the western Erzgebirge/Vogtland, Germany: a record of source heterogeneity of post-collisional felsic magmatism. Neues Jahrbuch für Mineralogie - Abhandlungen, 183 (2) 123-147 doi:10.1127/0077-7757/2007/0064	Journal (article/letter/editorial)
	various, mainly crustal sources were involved in rhyolite/microgranite melting also some 20 Ma years after... microcrystalline rhyolite rich in larger phenocrysts microcrystalline rhyolite rich in larger phenocrysts...phenocrysts microcrystalline rhyolite rich in larger phenocrysts Group-II rhyolites 4 SAU 5 SAU 6 WIE 7...phenocryst-poor rhyolite microcrystalline, phenocryst-poor rhyolite fine-grained. phenocryst-poor rhyolite fine-grained...fine-grained. phenocryst-poor rhyolite microcrystalline, phenocryst-poor rhyolite Group-III rhyolites 9 MOR/2
	PE-PIPER, GEORGIA, HATZIPANAGIOTOU, K. (1997) The Pliocene volcanic rocks of Crommyonia, western Greece and their implications for the early evolution of the South Aegean arc. Geological Magazine, 134 (1) 55-66 doi:10.1017/s0016756897006390	Journal (article/letter/editorial)
	al. 1991; Fytikas et al. 1976, 1986b; Müller, Kreutzer & Harre, 1979; Pe-Piper, Piper & Reynolds, 1983;...1986). They classify as high-K dacite and high-K rhyolite on a K2O against SiO2 plot (Peccerillo & Taylor...9) even though there is a higher proportion of rhyolite in the younger sequences. The extremely negative...Geochemical Centre at Saint Mary’s University, mineral analyses at the Regional Electron Microprobe Centre...area of Sousaki-Loutraki. Geothermics, Thermal-Mineral Waters and Hydrogeology (eds E. Romijn, E. Groba
	THOMAS, ROBERT J., JACOBS, JOACHIM, EGLINGTON, BRUCE M. (2000) Geochemistry and isotopic evolution of the Mesoproterozoic Cape Meredith Complex, West Falkland. Geological Magazine, 137 (5) 537-553 doi:10.1017/s0016756800004519	Journal (article/letter/editorial)
	represent a juvenile calc-alkaline, basalt–andesite–rhyolite volcanic sequence, with epsilon (εNdT) values...Formation formed a metavolcanic basalt–andesite–rhyolite sequence. The felsic gneiss component of this...fields of basalt, basaltic andesite, andesite and rhyolite, falling within the subalkaline fields of these...represents a typical calcalkaline basalt–andesite–rhyolite volcanic-arc sequence. U–Pb SHRIMP zircon data...kindred of the cupriferous Koperberg Suite, O’kiep district, Namaqualand. Journal of Petrology 36, 231–58
	*Murray, C.G. (1986) Metallogeny and tectonic development of the Tasman Fold Belt System in Queensland. Ore Geology Reviews, 1 (2) 315-400 doi:10.1016/0169-1368(86)90012-0*	Journal (article/letter/editorial)
	p l e x can be recognised. A great variety of mineral deposits, ranging in age f r o m Late Cambrian--...volcanics which range in composition from basalt to rhyolite with a preponderance of andesite are referred...original constants were not indicated. In general, mineral deposits shown on Figs. 2--10 and listed in Tables...TFBS in Queensland. SOUTH WALES 7 VINCE 319 Mineral deposit /see fable I/ 500 GIO.GE Isotop,c age...aeromagnetic pattern is very sharp (Bureau of Mineral Resources, 1976, 1984) and coincides with the Cork
	Bullen, D.S., Hall, R.P., Hanson, R.E. (2012) Geochemistry and petrogenesis of mafic sills in the 1.1Ga Umkondo large igneous province, southern Africa. Lithos, 142. 116-129 doi:10.1016/j.lithos.2012.03.009	Journal (article/letter/editorial)
	Texas Christian University, Fort Worth, TX 76129, USA a r t i c l e i n f o Article history: Received...intrude Waterberg sedimentary units, plus Rooiberg Rhyolite and Bushveld Nebo Granite. The isotope ratios...then be the product of 30% fractionation of a mineral assemblage dominated by olivine and enstatite from...granulite facies terrane of the O'okiep Copper District of South Africa. Journal of Petrology 45 (4),...Geochemistry: An Introduction. Springer-Verlag, New York, USA. DePaolo, D.J., Wasserburg, G.J., 1976. Nd isotopic
	*Hughes, F. E. - Ed.* (1990) Geology of Mineral Deposits of Australia and Papua New Guinea. Vol 2. Monograph 14, The Australasian Institute of Mining & Metallurgy.**	Report (Issue volume)
	+ 4, Mineral Fe # — of Australia and™ Papua New Guinea ...org/details/geologyofmineralOOO02unse Geology of the Mineral Deposits of Australia and Papua New Guinea The...Australasian Institute of Mining and Metallurgy MONOGRAPH 1.* Detrital Heavy Mineral in Natural Accumulates...W. Ryall — 2nd Edition* — 3rd Edition 10.* Mining and Metallurgical Practices in Australasia (The...Australasian Coal Mining Practice Mineral Deposits of New Zealand Geology of the Mineral Deposits of Australia
	*(1993) Pre-Mesozoic Geology in the Alps. Springer Berlin Heidelberg. doi:10.1007/978-3-642-84640-3*	Book
	pressure metamorphism in the Western Alps. Eur J Mineral 3: 263-29 Choukroune P (1976) Structure et evolution...metapelites, chronology and consequences. Schweiz Mineral Petrogr Mitt 66: 41-52 Gondolo A, Toutin-Morin...plutonites of Massicio dei Lagi. Rend Soc Ital Mineral Petrol 42: 328--329 Burkhard M (1988) L'Helvetique...Matterhorn and Mt. CollonDents de Berto!. Schweiz Mineral Petrogr Mitt 57: 59-88 Del Moro A, Notarpietro...in the Upper Valtellina, Central Alps. Schweiz Mineral Petrogr Mitt 67: 295-306 Dewey JF, Helman ML, Turco
	*Klomínský, Josef, Jarchovský, Tomáš, Rajpoot, Govind S. (2010) Atlas of plutonic rocks and orthogneisses in the Bohemian Massif. Czech Geological Survey, Prague.*	Book
	implications. – Sbor. geol. Věd, ložisk. Geol. Mineral. 31, 75–96. ČECH, V. (1933): Petrografie vyvřelin...petrografii táborského syenitového masívu. – Čas. Mineral. Geol. 9, 3, 291–299. ČEPEK, L. – ZOUBEK, V. (1961):...v barrandienském devonu a její význam. – Čas. Mineral. Geol. 18, 47–55. FIALA, J. – VEJNAR, Z. – KUČEROVÁ...durbachitic rocks from Czechoslovakia. – Tschermaks mineral. petrogr. Mitt. 24, 3, 133-150. HOLUB, F. (1991):...interpretation. – Sbor. geol. Věd, ložisk. Geol. Mineral. 31, 5– 26. Praha. HOLUB, F. V. (2007): Žilné roje
	*(2007) Cenozoic Volcanism in the Mediterranean Area. GSA Special Paper* 418. Geological Society of America doi:10.1130/978-0-8137-2418-8**	Report (issue)
	Penrose Place, PO. Box 9140 = Boulder, Colorado 80301-9140, USA 2007 LIBRARY GRANT MacEWAN Copyright...Penrose Place, P.O. Box 9140, Boulder, Colorado 80301-9140, USA. Copyright is not claimed on any material...Penrose Place, P.O. Box 9140, Boulder, Colorado 80301-9140, USA www.geosociety.org Printed in U.S.A....in the magma genesis of the Phlegrean Volcanic District, Southern lal ssn sic oe es eos 2 oe 2 es ee ee...Mineralogical Association, Commission on New Minerals and Mineral Names: Canadian Mineralogist, v. 35, p. 219-246
	*(2001) Library of Congress Subject Headings* (24th ed.) Vol. 3 - I-M. Library of Congress, Washington, D. C.**	Book (volume)
	(African people) (China) Taipa Island (China) I-liu District UF laido Gilbertese language Yi kuan tao (Cult)...Intel i860 (Microprocessor) Interstate 5 I-IO District (China) I-liu [Former heading] 1750 (Microprocessor)...(Indie people) Idarado Mine (Colo.) BT Mines and mineral resources Colorado Idarnes (May Subd Gcog)...place) Buckskin (Okla. Imaginary place) Buena Costa County (Imaginary place) Cadwal (Imaginary place) Caithe...(Imaginary place) Corden (S.D. Imaginary place) Crawford County (Tex. Imaginary : : : ; : : : ; place)
	*Raumer, J. F. von (1998) The Palaeozoic evolution in the Alps: from Gondwana to Pangea. Geologische Rundschau, 87 (3) 407-435 doi:10.1007/s005310050219*	Journal (article/letter/editorial)
	extension and uplift of core complexes. Abundant rhyolite and granite porphyry dikes, as well as Permian...(Vallorcine granite) 304 Ma 1) Mont-Blanc granite Rhyolite 2), volcanics 10) Montenvers granite 2) granitoids...the Permian age of the Truzzo granite and Roffna rhyolite (D. Marquer et al., submitted), and of the Fedoz-Gabbro...Early Carboniferous. Detrital white micas, heavy mineral spectra (von Eynatten et al. 1996), and thermobarometric...rock associations: a critical review. Schweiz Mineral Petrogr Mitt 74: 5–27 Abrecht J, Biino G, Mercolli
	*Macdougal, J. D. - Ed.* (1988) Continental Flood Basalts. Springer Netherlands. doi:10.1007/978-94-015-7805-9**	Book
	University of California, San Diego, California, USA Springer-Science+Business Media, B.Y. Library...). The flows fonn a high plateau in northwestern USA, covering large parts of the states of Washington...olivine is used in solution, although available) Mineral compositions (electron microprobe) represent phenocryst...predominantly calc-alkaline to bimodal basalt-rhyolite (e.g. Lipman et al., 1972; Christiansen and Lipman...is abundant rhyolitic volcanism. Bimodal basalt-rhyolite activity also characterizes Cenozoic igneous activity
	*(2003) Proterozoic East Gondwana: Supercontinent Assembly and Breakup. Special Publication* Vol. 206. Geological Society of London**	Report (volume)
	Clearance Center, 27 Congress Street, Salem, MA 01970, USA: the item-fee code for this publication is 0305-8719/00/S15...Oxford, UK. Distributors USA AAPG Bookstore PO Box 979 Tulsa OK 74101-0979 USA Orders: Tel. + 1 918 584-2555...Science, New Mexico Institute of Mining & Technology, Socorro, NM 87801, USA Abstract: Between 1300 and 500Ma...orogen, West Africa: evidence from 40 Ar/39Ar mineral ages. Precambrian Research, 82, 153-171. BABINSKI...DALLMEYER, R. D. & Villeneuve, M. 1987. ^Ar/^Ar mineral age record of polyphase tectonothermal evolution
	*Landing, Ed, Johnson, Markes E. - Eds.* (1998) Silurian Cycles - Linkages of Dynamic Stratigraphy with Atmospheric, Oceanic, and Tectonic Changes. Bulletin 491. New York State Museum**	Report (issue)
	OrdovicianSilurian boundary outcrops in Dubuque County, eastern Iowa, where they reported "an ancient...maps. PARKES, M.A. 1993. Palaeokarst at Portrane, County Dublin: evidence for Himantian glaciation. Irish...1963. The Ordovician-Silurian contact in Dubuque County, Iowa. U.S. Geological Survey, Pro¬ fessional Paper...marine and tidal flats. consist of granite, gneiss, rhyolite, and quartzite, all ap¬ parently derived from... 1974. Geology of the Arisaig Area, Antigonish County, Nova Scotia. Geological Society of America Special
	*(2016) Origin and Evolution of the Cape Mountains and Karoo Basin. Springer International Publishing. doi:10.1007/978-3-319-40859-0*	Book
	graduate students at leading universities in the USA. Sam continued to work unselﬁshly with South African...and up to 350 °C at 45 m away from the contacts. Mineral phase equilibrium modelling constrains minimum...coworkers show in Chap. 11 that the chemical and mineral signals of these black shales indicate that organic...Preface xxvii xxviii Fig. 5.6 Example of leaf mining preserved in the Molteno fossils. The fern leaf...type is probably attributable to a basal, leaf-mining lepidopteran clade (photos and drawings supplied
	*Lin, Jiun-Chuan, Su, Shew-Jiuan (2019) Geoparks of Taiwan. Springer International Publishing. doi:10.1007/978-3-030-04895-2*	Book
	and regions with special geological features or mining sites, are becoming increasingly recognized as...Gerolstein/Eifel. 1993 the Austrian geologists Lutz H. Kreutzer and Hans-Peter Schönlaub proposed the mountain...vital commodity, the industry relies on energy and mineral resources, and last but not least, people seek...sedimentological features, quarries or engineering and mining sites are becoming increasingly recognised as critical...National Comprehensive Development Plan and/or the County/City Comprehensive Developmental Plan. Along this

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Rhyolite from Kreutzer Mine, Creede Mining District, Mineral County, Colorado, USA

Rhyolite from
Kreutzer Mine, Creede Mining District, Mineral County, Colorado, USA