 | | Report (volume) | | Beartooth quartzite.__________________________________ Colorado formation____________^______________________ Shale...minerals.___________________________________________ Copper minerals._________________________________________...92 Magnetite replacement and related supergene copper deposits-...--- 94 Vein deposits later than granodiorite...Ninety mines_____--------_-_--------------------Copper Glance mine________-----_ -_--_--------------------_...area__ 10 4. A, View looking eastward along the Copper Glance fault; B, Basal sheeting of the middle sill________ |  | | Report (issue) | | Geology and Ore Deposits of the Front Range Colorado By T. S. LO\'ERING and E. N. GODDARD GEOLOGICAL...in cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund ~ oopr..._ Quartz diorite and associated hornblendite_ Boulder Creek granite _________________ _ Pikes Peak granite...Cotopaxi mine _____________________ _ Copper deposits in Jefferson County __ _ F. M.D. property _____________... _ 68 68 68 68 Lone Chimney, Mill Gulch, and Copper King mines _____________________ _ Nisley mine |  | | Report (issue) | | ............... ~.............. Development of copper mining. ~ ..· . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . Rocks of the Boulder batholith. . . . . . . . . . . . . . . . . . ................... _..... _....... _._ ........ . Copper area ............................... : ... : _.... _..... _.... . Metxi.llic composition of the copper ores ................................... ·...'................................... '............ Copper _pitch ....................................... |  | | Report (issue) | | "The Geology and Mineral Deposits of Southern Yuma County" is the most pretentious bulletin of the kind that...in many parts of the county, it has not been easy to prospect southern Yuma County at all thoroughly, but...___________________ _______ ___________ ___ __ ___ Colorado River________________________________ ______ ____.......................................... Silver Glance claim ........................................... ...... .......... ............ ....... ...... Copper-bearing veins................................. |  | | Journal (article/letter/editorial) | | Disseminated copper deposits 307 Metallic mineral associations 307 Page Iron 307 Copper 308 Molybdenum...Santa Rita group 336 Quartz diorite sills in the Colorado formation 337 Post-magmatic alteration 337 Argillic-sericitic...mineralization 345 Argillic alteration associated with copper mineralization 345 Areas of mineralization 346...Santa Rita area 283 6. Sill development in the Colorado formation 286 7. Hanover granodiorite porphyry...Facing page 1. Geology and alteration, Santa Rita copper mine 275 Following page 2. Photomicrographs of |  | | Catalog/List | | enlarged photograph of a piece of Obsidian, from Lake County, Oregon, which shows a Conchoidal fracture. t...60 .30 .65 1.25 .60 ALGODONITE (Mohawkite), (copper arsenides) Massive in rock; Michigan ............iron, manganese and titanium) Bladed in quartz; Colorado ....... ................ .50 .60 .35 .75 .................. 1 x 2" .26 1.00 AZURITE (basic copper carbonate) Nodules, with malachite; Arizona .....an hydrite; Germany. About lxl", .36 BORNITE ('copper sulfoferrite) l\lassive, iridescent, with chalcocite |  | | Book | | very small quantities in of the crater cones near Sunset Peak, in the San Francisco mountains near Flagstaff...metamorphic and crossed by veins carrying lead, copper Cruz County. and zinc minerals. Intrusive rocks are...observed similar superficial mineralization of copper stained. along joint planes, especially in...argentiferous ores, in other mines of the State. Copper, Cu Native copper is frequently found in the zone of oxide...many of the copper mines of the State. It is especially abundant at Bisbee, in the Copper Queen mines |  | | Report (volume) | | quartzite (Cretaceous)____________________________ Colorado shale (Cretaceous)_________--______-_--_-__-_-____...stock..________________________________ Stocks at Copper Flat-__--_-__-________________-_--___ Other granodiorite...within the Silver City 30-minute quadrangle, Grant County, N. Mex., and includes the most productive part...developments were undertaken that led to large-scale copper mining, which began in 1912. The output of zinc...redbeds (Permian), and Beartooth quartzite and Colorado shale (Cretaceous). Intense metamorphism has profoundly |  | | Report (issue) | | General Geology of Santa Rita Quadrangle Grant County, New Mexico By WILLIAM R. JONES, ROBERT M. HERNON...Beartooth Quartzite_-__-____ Upper Cretaceous Colorado Formation.__________ Upper Mesozoic (?) and Cenozoic..._____________________--___---_--__ Quartz latite porphyry at Copper Flat_________ Dike swarms of early Tertiary age...basaltic andesite.___________-------------Gravel and boulder deposits in northwestern part of quadrangle___...____-______---_---Deformation related to the stock at Copper Flat____ __-_ ----_- -- - 70 74 77 77 81 84 |  | | Report (issue) | | Geology and Ore Deposits of the Bagdad Area Yavapai County Arizona GEOLOGICAL SURVEY PROFESSIONAL PAPER 278... Geology and Ore Deposits of the Bagdad Area Yavapai County Arizona By C. A. ANDERSON, E. A. SCHOLZ, and J...PROFESSIONAL PAPER 278 A study of the Bagdad porphyry copper deposit and its geologic setting UNITED STATES...ore deposits-____________________ Disseminated copper deposit enriched with chalcocite _____________...Biotite-albite-quartz-orthoclase facies_ Quartz-orthoclase-sericite facies_ ______ Hypogene metallization__________________ |  | | Catalog/List | | .26 .50 .15 .40 ALGODONITE and WHITNEYITE (copper arsenides) Massive; Michigan . . . . . . . . ....California ............. .60 ANTLERITE (hydrous copper sulfate} Fibrous and partly xled; Chile . ... ...quartz; Colorado ... .. ... . ... .... ..... .... ... . AUGITE-See Pyroxene AZURITE (basic copper carbonate)...localities . .. ....... Xlcd groups of pale blue xis; Colorado .. ... ... . . .... . Cleavages, white; Tennessee...XI-prism, pale blue; Colorado. !" to :I", 15¢, or 10 for $1.00. XI-prisms. small; Colorado. Per oz., 50¢. Gemmy |  | | Book (edition) | | Co\·er photo: \\ 7 ulfenite, Rowley Mine, Maricopa County, 4 cm high specimen, Evan and Melissa Jones Collection...in 1974. Turquoise is widespread throughout the copper-mining areas in Arizona and has been used in jewelry...jewelry for centuries. Large-scale open-pit copper mining brought an increase in the amount of available...park and preparing it for decorative use. In 2015, copper was proclaimed the state metal. Legislation was...was drafted after a fourth-grade class at Copper Creek Elementary School had the idea and reached out to |  | | Report (issue) | | ORE DEPOSITS OF THE SIERRITA MOUNTAINS, PIMA COUNTY, ARIZONA. By F. L. RANSOME. INTRODUCTION. The Sierrita...mines that have produced considerable quantities of copper, zinc, and lead-silver ores. These mines fall into...squeezed around them and now contains considerable sericite and calcite. Some of the schistose rhyolitic material...that the rock is mainly quartz, with considerable sericite. The quartz is in irregular grains. Some of these...quartzite; others are separated from one another by sericite in very fine grained aggregates. No trace of igneous |  | | Journal (article/letter/editorial) | | iron oxide copper-gold - style mineralization in the humboldt mafic complex, nevada, usa Theodore A....iron oxide copper-gold - style mineralization in the humboldt mafic complex, nevada, usa, Ore Geology...IRON OXIDE COPPER-GOLD - STYLE MINERALIZATION 4 IN THE 5 HUMBOLDT MAFIC COMPLEX, NEVADA, USA 6 7 Theodore...34898 University Ave., Cambridge, Minnesota 55008, USA 9 Email: tdematties@aol.com 10 11 Phone No. 011-763-232-8281...associated Boyer Ranch Formation of west-central Nevada, USA. This episode is responsible for significant subaerial |  | | Report (issue) | | COPPER. NOTES ON COPPER DEPOSITS IN CHAFFEE, FREMONT, AND JEFFERSON COUNTIES, COIO. By WALDEMAR LINDGREN...LINDGREN. INTRODUCTION. Colorado is not an important copper-producing State. The annual production rarely...Juan County slightly exceeded 1,500,000 pounds. The copper ores, properly so called, of Colorado comprised...came from San Juan County. It may be said that Colorado does not contain a single copper mine of prominence...produced 349,466 pounds of cop'per from 6,249 tons of copper ores in 1906; the yield of Fremont and Jefferson |  | | Book (edition) | | mine, Si/County, Arizona. Smithsonian Institution. Fornzer!y in...ARIZONA MINERAL DEPOSITS Porphyry Copper Deposits 57 Porphyry-Copper-Related and Other Hydrothermal Deposits...The Bisbee District, Cochise County 64 The Tombstone District, Cochise County 70 The Mammoth-St. Anthony...Anthony Mine, Tiger, Pinal County 78 Uranium and Vanadium Deposits 80 Monument Valley 81 - • Vll The Cameron... Apache County 435 Cochise County 436 Coconino County 437,438 Gila County 439 Graham County 440 Greenlee |  | | Report (issue) | | GEOLOGICAL SURVEY Locatable Mineral Reports for Colorado, South Dakota, and Wyoming provided to the U.S.............................................. 1 COLORADO ..................................................... . . ............ 10 Pike National Forest County of El Paso (Black Forest) Land Exchange Offer ...Exchange Offer ................... 221 FIGURES COLORADO Arapaho and Roosevelt National Forests Pawnee... MRDS DC00703: Iron Duke, Copper Queen, Silver Bell, Copper Glance, Copper Extension, Silver Queen. |  | | Book | | Californium Chlorine Curium Cobalt Chromium Caesium Copper (Cuprum) Dysprosium Erbium Einsteinium Europium...fingernail scratched by fingernail scratched by copper coin pocket knife scratches easily pocket knife...Minerals 1. Elements Diamond, gold, graphite, copper, sulphur, silver. 2. Sulphides Antimonite, arsenopyrite...in weathered granite, generally platy: S. Africa, USA, Fig. 12 from S. Rhodesia. 13 Muscovite (Muscovy...insulating purposes in the electrical industry. Sericite, scaly or compact variety of muscovite with pearly |  | | Report (issue) | | '1030571 04 M030562 04 M030563 04 '1030584 04 CouNTY DEPosir 'ostHP +litire LAtiroOE ♦ Looroae 28N...33-03-48A 110-44-46w CU ZN PBV MOV AG A 04S 16EV COPPER CITIES MINE 01N 015EV 107 33-26-304 110-52-30W...NINE 304 174 33 35-56-36 9 114-06-38w AU AG MU COPPER CANYON MINES 17N 144 19 34-50-20N 113-47-40W CU...34-49-27V 113-46-36w PB AG AU CuV LNV M GMIJSS COPPER PPUSPEC 239 18w 25 35-27-309 114-09-254 CU AU AG...125 114E 133 32-20-001 110-55-00w CU AGV MU PlmA COPPER QuEEN MINE 165 13E v6 31-5 PbV CU AUV m 111-00ZN |  | | Report (issue) | | GEOLOGICAL SURVEY CHARLES D. WALCOTT, DIRECTOR THE COPPER DEPOSITS OF THE CLIFTON-MORENCI DISTRICT, ARIZONA... . . . . . . . . . . . . . . . . . . . Detroit Copper Company . _.. ___ .. __ .. __ ......... _........ . . . . . . . . . . . . . . . . . • • Arizona-Copper Company _......... _. _. _. _... ___ ........ .............. - .... ~ . . . . . . . . . Shannon Copper Company.~ ................. -.· ................._·_................................... Minerals Copper......... . . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | MINERALIZATION VEINS AT BUTTE, C•^RL•S IN THE COPPER MONTANA. T. K•RK. INTRODUCTION. Since'the discoveryof... To the end of x9o9 the recorded production of copper from this district closely approximated 5,ooo,ooo...recoveredgrossmarket values of 4o,ooo,ooo dollars in copper,5,ooo, oooin silver,and I,ooo,oooin gold,with minor...Bull. 2•3, U.S. Geol. Survey, •9o3, pp. :•7o-•8o; "Copper Mines of the World," New York, •9o8, pp. 3eo-334;...535. Also p. 8•, v, below. MINERALIZATION IN COPPER VEINS AT BUTTE, MONT. 37 thoughthe rhyoliteappearsalsoas |  | | Book | | hyro0O00unse_o9n3 GEOLOGY OF THE PORPHYRY COPPER DEPOSITS Southwestern North America oe ‘ ”...MohBy yy a i; ¢ ¢ ¢ GEOLOGY OF THE PORPHYRY COPPER DEPOSITS Southwestern North America Edited by...research related to many of the problems of porphyry copper deposits. He is a fellow of the Geological Society...Engineers. He did his undergraduate work at the Colorado School of Mines and earned the doctorate from...and assistant geologist for the Ray Consolidated Copper Company and as a private in the United States Army | | | Book (edition) | | mine, Silver district, Trigo Mountains, La Paz County, Arizona. Smithsonian Institution. Formerly in...ARIZONA MINERAL DEPOSITS Porphyry Copper Deposits 57 Porphyry-Copper-Related and Other Hydrothermal Deposits...Bisbee District, Cochise County 64 70 The Tombstone District, Cochise County The Mammoth-St. Anthony Mine...Mine, Tiger, Pinal County Uranium and Vanadium Deposits 80 Monument Valley 81 63 78 il S: The Cameron...Apache County — 435 Cochise County 436 Coconino County 437, 438 Gila County 439 Graham County Greenlee |  | | Book (edition) | | Mineralogy of Arizona Stope in oxide ore, Copper Queen tnine, Bisbee. These old workings were probably...University of Arizona, read the section on porphyry copper deposits and made constructive comments. Susan...MINERAL DEPOSITS 9 1. The Porphyry Copper Deposits 11 2. Porphyry Copper-Related Deposits The Bisbee District...after the Japanese law Banded malachite and azurite Copper Silver 2 2 2 3 3 6 13 14 14 Chalcotricbite in...gypsum Chrysocolla Conicbalcite on plancheite. Copper Cornetite Cuprite ( chalcotrichite) on calcite | | | Book (edition) | | Muineralogy of Arizona Stope in oxide ore, Copper Queen mine, Bisbee. These old workings were probably...University of Arizona, read the section on porphyry copper deposits and made constructive comments. Susan...MINERAL DEPOSITS 9 1. The Porphyry Copper Deposits 11 2. Porphyry Copper-Related Deposits The Bisbee District...the Japanese law Banded malachite and azurite ; Copper Silver 2 3 3 6 i 14 14 Malachite in calcite...gypsum Chrysocolla Conichalcite on plancheite. Copper Cornetite Cuprite (chalcotrichite) on calcite Cuprite |
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