 | Buchholz, P., Oberthur, T., Luders, V., Wilkinson, J. (2007) Multistage Au-As-Sb Mineralization and Crustal-Scale Fluid Evolution in the Kwekwe District, Midlands Greenstone Belt, Zimbabwe: A Combined Geochemical, Mineralogical, Stable Isotope, and Fluid Inclusion Study. Economic Geology, 102 (3) 347-378 doi:10.2113/gsecongeo.102.3.347 | Journal (article/letter/editorial) | | Crustal-Scale Fluid Evolution in the Kwekwe District, Midlands Greenstone Belt, Zimbabwe: A Combined Geochemical,...The Kwekwe district comprises the central part of the Archean Midlands greenstone belt of Zimbabwe and...Sb-bearing stage 3. Four gold deposits within the Kwekwe district have been studied. The Primrose and Globe and...OVER THE PAST DECADE, the Archean Midlands greenstone belt of Zimbabwe has been subject to several research...in the central part of the Midlands greenstone belt, the Kwekwe district, has led to the discovery of |  | | Report (issue) | | to Superior 9:15-11:30 Magma, Superior Mine overview of district and Superior vein and manto deposits:...Observe Carlota exotic copper deposit, Cactus breccia, and Cactus thrust 4 :15-5 :00 Drive to Globe: Passing...Passing mostly exotic copper in Cyprus Miami Ox Hide mine, and Bluebird area; and Magma's tailings that are...poster session on Pinto Valley, Inspiration, Carlota-Cactus, Superior mineral deposits? TUESDAY, OCTOBER 4...Superi o r Districts Superior Key 1 - Supe rior Mine Office 2 - Surface exposures 3 - Carlota 4 - Pin |  | Tosdal, R.M., Eppinger, R.G., Erdman, J.A., Hanna, W.F., Pitkin, J.A., Blank, H.R., O'Leary, R. M., Watterson, J.R. (1990) Mineral resources of the Cactus Plain and East Cactus Plain Wilderness Study Areas, La Paz County, Arizona. Open-File Report Vol. 1990 (90-510) US Geological Survey doi:10.3133/ofr90510 | Report (issue) | | GEOLOGICAL SURVEY MINERAL RESOURCES OF THE CACTUS PLAIN AND EAST CACTUS PLAIN WILDERNESS STUDY AREAS, LA PAZ...results of a mineral survey of the Cactus Plain (AZ-050-014-A/B)and East Cactus Plain (AZ050-017) Wilderness... Index map showing location of the Cactus Plain and East Cactus Plain Wilderness Study Areas,, La Paz...potential and generalized geology of the Cactus Plain and East Cactus Plain Wilderness Study Areas, La Paz...Geochemically anomalous areas in and near the Cactus Plain and East Cactus Plain Wilderness Study Areas, Arizona |  | | Report (issue) | | Basin structure Structure in the San Francisco district Geology Sedimentary rocks Geologic periods represented...relations Morehouse (?) quartzite (Silurian?) of Star district Distribution General character Conditions of deposition...other formations Quartz monzonite Definition Location and extent General character. Quartz monzonite of the...the Cactus area Extent Petrographic features Microscopic features Composition . Quartz monzonite of the...Composition Quartz monzonite of the Rocky district Quartz monzonite of the Star district Comparison of |  | | Report (issue) | | Twelfth Ave. Chapter D Mineral Resources of the Cactus Plain and East Ca~tus Plain Wilderness Study Areas...ation Data Mineral resources of the Cactus Plain and East Cactus Plain Wilderness Study Areas, La Paz...resources-Arizona--Cactus Plain Wilderness. 2. Mines and mineral resources-Arizona-East Cactus Plain Wilderness...Wilderness. 3. Cactus Plain Wilderness (Ariz.) 4. East Cactus Plain Wilderness (Ariz.) I. Tosdal, Richard M...results of a mineral survey of the Cactus Plain (AZ-050014-NB) and East Cactus Plain (AZ-050-017) Wilderness |  | | Report (issue) | | THE CARLOTA COPPER PROJECT, GLOBE-MIAMI MINING DISTRICT, ARIzONA, COMPILED BY G. PARKINSON . 41 STOP 8-10...Soldiers protected Pinal City and the Silver King Mine from Apache raiders. It was the home of Col. WilJiam...get on Arizona 177 and head south towards the Ray mine and Kearny; turn right (south) at the intersection...Oak Flat, mile post 230. 9. Watch for the "Magma Mine, Oak Flat Recreation Area" sign. Turn south off....(=-no""rt~h) . onto road to Pinto Valley mine and Cactus-Carlota project. Drive about 3 miles on this |  | | Journal (article/letter/editorial) | | all the oresclosely fo]low{ngthe {ntrus{onof the quartz monzon{te. The marked d{fferences{n the depos{tsare...d{v{ded{nto three general groups--(I) depos{ts{n the quartz • Publ{shed by perm{ss{onof the D{rector of the...(3) deposits in the lava flows. Depositsin the Quartz Monzonite. The quartzmonzonitehasbeenmineralizedat...places--in the Cactus ore zone, in CopperGulch,and in the 0 K ore zon'e,in the BeaverLake district. The depositsof...though veins carrying galena have beenopenedin the quartz monzonite. In both instancesthe depositsare associatedwith |  | | Journal (article/letter/editorial) | | of Rhodesia (SWIFT, 1961) and the Yellowknife district of Canada (BOYLE, 1961) and are invaluable in...are found in fissures and cracks mineralized with quartz and it is probable (BOYLE, 1959, 1961) that the...comment Geological setting Mineralized stone quartz vein in Bulawayan green- Mineralized veins in...environment before tinal mineralization 2800 m.y. ago Quartz veins situated in Que Que granite near the talc...located in quartz veins cutting Bulaweyan volcanics C,, C, Mines are located in quartz veins cutting |  | | Report (issue) | | _________________________ Eleana(?) Formation in the Cactus Range____ Mesozoic(?) granite..___________________________...___________________ Lacustrine sedimentary rocks of the Cactus Range_ __________________________________ Tuff...___ Intrusive rocks of the central core of the Cactus Range.____._____________----Rhyolite of White Ridge..._________ Belted Range___._________-_-__-------Cactus Range.__________________------Mount Helen____-...ite of O'Briens Knob --------------Rhvolite of Cactus Peak___-__--------------Rhyolite of Belted Peak |  | | Journal (issue) | | (Continues on page 2) Unusual Scorodite from the Cactus Gold Mines Middle Buttes Volcanic Complex, Kern... breccias, and tuffs overlying Cretaceous-aged quartz monzonite basement, and surrounded by Quaternary...(gold and silver) deposits, which were mined by Cactus Gold Mines/CoCa Mines in the late I 980s and early...During the summers of I 987 and I 988 I worked at the mine as a summer student intern while working on my master's...Open-pit and heap leaching methods were used to mine Shumake between 1989 and 1992. The Shumake deposit |  | | Report (volume) | | quartzrnonzonite porphyry _______________ White quartz-monzonite porphyry_____________ Diorite porphyry_______________-_...dacite _._______________i__ Quartz latite and rhyolite.________________ Quartz basalt _.i_____________________... Earlier rhyolite_____________________ Earlier quartz latite__________-______ Basalt-.:.___________________________...___ Later rhyolite._____________________ Later quartz latite_____________________ Structure _.______...Earlier rhyolite________________'______ 85 Quartz syenite and quartz-monzonite porphyry___ 85 Later rhyolite_______:_________ |  | | Report (issue) | | United States of America PHOTO CREDITS Cover: Quartz variety amethyst, 10.5 cm tall Goboboseb Mountains...photo © 2009 GIA Page 2 Quartz variety amethyst, 3.5 cm tall Kakamunurle Mine, Kar0r, Tamil Nadu, India...collection, Marie-Lan Nguyen photo Upper middle: Quartz variety amethyst (Japan-law twin), 1.6 cm tall...photo, circa 2004 Bottom: Quartz variety amethyst, 6.7 cm tall Wattika Mine, Murzinka, Sverdlovskaya Oblast'...the word "amethyst" refers to macrocrystalline quartz that is violet or purple and is derived from the |  | | Report (issue) | | characterized by the assemblage alunite+kaolinite+ quartz±pyrite, results from base-leaching by fluids concentrated...steam-heated environments, such as those at the Tolfa district, Italy and Marysvale, Utah, and numerous modern...and over adularia-sericite type deposits as at Cactus, CA. INTRODUCTION Acid-sulfate alteration is a...alunite in the assemblage: alunite + kaolinite + quartz ± pyrite (Hemley and Jones, 1964; Meyer and Hemley...Arribas, Jr., currently studying the Rodalquilar district in Spain as part his Ph. D. program, and Jeff |  | | Journal (article/letter/editorial) | | extendsto Frisco and Newhouseand servesthe Horn Silver, Cactus, and other mines. The area includesthe following...The first mining district organizedin this part of the State was the Star district,in I87O. For severalyears...sat differenttimes,and in recentyearsthe Star district, after a long period of relativequiet, has becomean...J•I)JACENTDISTRICTS, UTAH, TO THE CLOSEOF I912. District. Gold, Fine Silver, Fine Ozs. San Francisco...EOU8 EOCK$ DiEes •nd $madl in•.rusive bodies quartz monzonif. e Granodiori•e po•yry L•va. •1ows |  | Blaske, Allan R., Bornhorst, Theodore J., Brady, James M., Marsh, Timothy M., McKittrick, Scott A. (1991) The Shumake volcanic dome-hosted epithermal, precious metal deposit, western Mojave Desert, California. Economic Geology, 86 (8) 1646-1656 doi:10.2113/gsecongeo.86.8.1646 | Journal (article/letter/editorial) | | per ton (14 ppm) Ag, is centeredaroundtwo large quartz veinsand the interveningaltered rhyolites.The large...inclusionsindicatethat the stockworkquartzformedaround210øC. The quartz,sericite,and minor adulariaassemblage is underlainby...positis the largest.Modern miningon the property by quartz, sericite,andminoradulariaalteration.The beganin...to 1950, the mostproductive beingthe GoldenQueen mine on SoledadMountain. This miningactivitywasfocusedonhigh-gradeveins...Table 2). The compositionof theserocksrangesfrom quartz latite to rhyolite.Southeast of MiddleButtesvolcanic |  | | Report (issue) | | Bullock Nature displays her most common mineral, quartz, in this beautiful crystal cluster. CONTENTS...mineral localities, with the minerals found at each mine or locality. Most mining districts and mineral localities...whole, along with those for which the specific area (mine, for instance) is not known. Other minerals, however...however, that occur in a particular part of a larger district or locality, are listed only under the area specified...Antelope District (Mineral Range). Beaver Lake District (Beaver Lake Mountains). Bradshaw District (Mineral |  | | Journal (issue) | | Traders in Apple Valley By RANDALL HENDERSON 7 BOTANY Cactus Without the Thorns By EUGENE L. CONROTTO 10 RECREATION...trip takes you to the Yellow Cat uranium mining district where these stones abound, along with gem quality...prospecting trip to Utah's Yellow Cat uranium mining district between Cisco and Thompson. And no wonder—the...Wolverton, who leases mines in the Yellow Cat district, told my husband, Lee, and I about the area's...the gizzard stone micro-fossils. The Yellow Cat district also contains other fossilized rocks. Most had |  | | Journal (article/letter/editorial) | | Through the 'Scope TOM ROSEMEYER 1632 Camp Bird Mine Road P . O . Box 586 Ouray, Colorado 81427 Tom...Strickland quarry, Gillette quarry, the Ruggles mine, and the Newry mine, to name a few. How did you get interested...Deshler—whom I met on a field trip to the Red Cloud mine, Arizona, in December 1968—who ignited the spark...6 mm, Monument No. 2 mine, Apache County, Arizona. Figure 4: Gold casts of quartz crytals with coloradoite...coloradoite, Bessie G mine, L a Plata mining district, L a Plata County, Colorado; group of gold casts is 5 |  | | Journal (issue) | | ' SENTINELS II THE WEST INSIDE STORY The Cactus Mine 47 PERSPECTIVE Is Mining Paying Its W.ay ...Environmental Green: $$$$$$$$ $ierra Green 58 59 MINING DISTRICT The Sound of Silver: Life in Calico 60 ENVIRONMENT...When is it a Mine ? 88 MINING FAMILY: The Mulcahys 69 FOR THE RECORD: The Maggie Mine 69 OLD TOOLS... 82 Further Reading 85 Glossary 87 Cover: Cactus Queen headframe. Note raven's nest near top. November/December...a tu mine. Another example of the cyclical n~ture f miner I ~epo i i the revival ofthe old Cactus Queen |  | | Journal (issue) | | Newsletter $6.00 Various Forms of Alunite From the Cactus Gold Mines Middle Buttes Volcanic Complex Kern... breccias, and tuffs overlying Cretaceous-aged quartz monzonite basement, and surrounded by Quaternary...(gold and silver) deposits, which were mined by Cactus Gold Mines/Coca Mines in the late 1980s and early...area along US-6 between Spanish Fork and Price, UT. Mine dumps can be seen from the highway on the north...the Pleasant Valley Coal Company's Winter Quarters mine (famous for an explosion on May I", 1900, that killed |  | | Report (issue) | | --------------Geology of the Goldfield mining district -------------------------------Structural geology...Goldfield mining district __ Golor aerial photograph of part of the Goldfield mining district __ _ NASA Skylab...study area. Inset is alteration map Odistrict __________________________________________ _ Map...with known mining areas. In the Goldfield mining district, the most productive in the study area, the degree...south-central Nevada with emphasis on the Goldfield mining district. Analysis has focused on discrimination of the |  | | Report (issue) | | KERN COUNTY MOJAVE DISTRICT THE GOLDEN QUEEN AND OTHER MINES OF THE MOJAVE DISTRICT, CALIFORNIA BY i'...Kern County Mo.lave District THE GOLDEN QUEEN AND OTHER MINES OF THE MOJAVE DISTRICT, CALIFORNIA 1 By C................ . General description of Mojave district ............................................................................................ . Cactus Queen, Blue Eagle, and Silver Prince .......................................... . Rocks of the district.............................................. |  | | Journal (issue) | | appreciate it very much. A. R. PHILLIPS • • • About Cactus "Wool" Crop . . . Brookline, Massachusetts Dear...Mr. Henderson: Enclosed is a sample fiber from a cactus in Rose Park greenhouse in Hartford, Connecticut...feels like wool. Through hybridization could not a cactus produce a vegetable wool? I've heard of wool plants...e John Hilton about possibilities of producing cactus-wool commercially, and below is his answer.—L....hairy and wooly cacti are I think I shall just keep mine for decoration and get someone to shear the wool |  | | Journal (issue) | | taking samples of small outcrops, mostly jasper and quartz with a few white streaks. With ore sacks filled...tipsy fellow is myself, scolding a certain friend of mine. V THE ARTIST, LEFT, AND GEORGE SAUNDERS, WAHMONIE'S...California's Mojave Desert. The old stores and saloons and mine mills were there to be used at will. I sketched...the stores and the church at Randsburg, the Kelley Mine at Red Mountain, and into the painting they went...strike" had turned out to be another Goldfield —or a mine like Randsburg's fabulous Yellow Aster. When I was |  | | Journal (issue) | | 2012 Tucson Guide The John of God Crystals: Casa Quartz, Programmed by the Entities John of God and the...Stones (Crop Circle Flint) PO Box 249 158 Satya Mani Quartz East Montpelier, VT 05651 159 Astaraline: Incubator...Tanzan Aura Quartz Imperial Gold 2 / 3 OFF! Quartz 2 / 3 OFF! Oregon Opal TM Satya Mani Quartz 2 / 3 OFF...TM Azeztulite TM Chakra Jewelry Siberian Blue Quartz Herkimer Iolite Jewelry 2 / 3 OFF! Aquamarine...ink.net NEW Tucson Location: Howard Johnson’s Cactus Room (110 S. Freeway) 10 Visit us in Tucson, |
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