 | Bramel, Hadley R., Heyl, George R., Cox, Manning W., Ransome, Alfred L., Eric, John H., Wyant, Donald G. (1948) Copper in California. Bulletin 144. California State Mining Bureau | Report (issue) | | ^^titOrpi^ Ir^j, Oiioi ,^irornis ,, STATE OF CALIFORNIA EARL WARREN, Governor DEPARTMENT OF NATURAL...SAN FRANCISCO Chief DECEMBER 144 COPPER IN (In CALIFORNIA Three Parts, Including Outline Geologic...Geologic Map Showing Locations of Copper Properties) Prepared under the direction of Olaf p. Jenkins Contributing...State of California Dear Sir: I have the honor to transmit herewith Bulletin 144, Copper in California...the Foothill Copper Belt nomies and Treatment of Ores ; 3, Statewide Tabulation of Copper Properties to |  | | Book | | Guide to MINES and MINERALS " How and Where A ,-A 1 to Find Valuable Ores and Minerals in the... $ 5.95 and quickly informative.”— “Practical Virginia Kirkus RANGE GUIDE TO MINES AND MINERALS A...over a valuable nugget and stake your own mining claim? Indeed it to is, and author book Jay in this...districts, where valuable mineral ores are present and man generally absent. He tells where major existing...largest— and locates the important commercial ores and secondary minerals by state, county, township |  | | Report (volume) | | always run uniform, always be available promptly and be dependable in all other respects. To be sure that...is founded upon our ability to make good. Samples and Literature for the asking PENSHCOU TAR 8 TURPENTINE...owned, American citizens. controlled and managed by British and The Corporation owns over fifty patents...Canadian and Mexican patents which include th* BASIC PATENTS and principal improvements covering and controlling...concentration of metallic values from the ores of copper, zinc, lead, gold, silver, graphite, molybdenum |  | Barra, Fernando, Ruiz, Joaquin, Mathur, Ryan, Titley, Spencer (2003) A Re–Os study of sulfide minerals from the Bagdad porphyry Cu–Mo deposit, northern Arizona, USA. Mineralium Deposita, 38 (5) 585-596 doi:10.1007/s00126-002-0341-0 | Journal (article/letter/editorial) | | Bagdad porphyry Cu–Mo deposit, northern Arizona, USA Received: 29 March 2002 / Accepted: 28 October 2002...February 2003 Springer-Verlag 2003 Abstract Rhenium and osmium isotopes in sulfide minerals from the Bagdad...mineralization and the source of osmium and, by inference, ore metals. Molybdenite, chalcopyrite and pyrite were...were analyzed mainly from the quartz monzonite and porphyritic quartz monzonite units, which are characterized...(secondary biotite and K-feldspar). Rhenium concentrations in molybdenite are between 330 and 642 ppm. Four |  | | Journal (article/letter/editorial) | | LXX, 1947, 48, 49. OBSERVATIONS ON MINERALOGICAL AND ORE-GENETIC PROBLEMS AT MANGULA By W. B. G. JACOBSENM~...B. G. JACOBSEN - - Observations on mineralogical and ore-genetic problems R~sum~ Venant apr~s une note...the broad outline of the Geology of the Mangula Copper Deposits (JACOESEN, in print), a few of the more...martitisation, is shown to be likely. Origin of copper and iron bearing veins by lateral secretion is rejected...rejected. General siliciflcation, potassium and boron metasomatism and intense chloritisation at Norah Mine |  | | Report (issue) | | MEXI.CO BY WALDEMAR LINDGREN, LOUIS C. GRATON AND CHARLES H. GORDON !" "\VASHINGTON GOVERNl\lENT...: BY WALDEMAR LINpGREN, _LOUIS C. GRAT-ON <"". AND CHARLES H. GORDON -""' -- ·f . ·I WAS -HINGTON... ·- ......... . J,5 Historical sketch of mining and smelting in New Mexico....... . . . . . . . . . ....... , .......· ................ . 27 Paleozoic and Mesozoic sediments .................................................. . ............ . 29 Tertiary and Quaternary events ............... ; ........... ~ |
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