 | | Report (issue) | | in the Wisconsin magmatic terrane by Gene L. LaBerge Geology Department, University of Wisconsin, Oshkosh................. Chippewa County Index Map ................... Chippewa County Core Descriptions .................. Clark County Index Map. .................... Clark County Core Descriptions. ................... Dunn County Core Descriptions ................. Florence County Index Map ................... Florence...Florence County Core Descriptions ............... Forest County Index Map .................... Forest |  | | Journal (article/letter/editorial) | | pale smoky crystals, from the Center, Cherokee County, Ala., locality and that they are very good. This...Madison County. "Beryl: as light golden crystals, fractured but gemmy, from near Hissop, Coosa County." ArizonaāA... Las Vegas, Nev., publicity director of the Clark County Gem Collectors, carried the following paragraph...locality is the south shore of Lake Mead, Mohave County, Ariz. Another letter from Mr. Drury contained...(petrified wood) are found 3 miles west of Piggott, Clay County, Ark. CaliforniaāA new California mineral is perovskite |  | | Journal (issue) | | azurite and malachite from the Flambau Mine in Wisconsin, now completely gone, of the chalcocite fame....News, P.O. Box 2043, Coeur d'Alene, ID 83816-2043 USA Phone: 208-664-2448 E-mail: lream@comtch.iea.com...Fifties, i.e. chiastolite crystals from Madera County, CA. They used to be very common, almost ubiquitous...Manhattan, NV, from the Twin Creek Mine, Humboldt County, NV. The crystals are about 3/g to 5/g inch (1...with fresnoites from the Junnila Mine, San Benito County, CA, which he described in the Mineral News of |  | | Journal (article/letter/editorial) | | Sciences University of Wisconsin-River Falls 410 South Third Street River Falls, Wisconsin 54022 his is Wisconsinās... breweries, bratwurst, and Packers football, Wisconsin also has a diverse geology and a history rich...forgotten, abandoned, and overgrown. In this respect, Wisconsin represents a frontier state for the mineral collector...Racine (Scovil 1994), the pegmatites of Florence County (Koehier 1989) and the Wausau area (Falster 1987)...summarizes and highlights what has been found in Wisconsin in the past 150 years and points the way to new |  | | Report (volume) | | West Virginia... .Dr. I. C. White, Morgantown. Wisconsin.........Prof. W. 0. Hotchkiss, Madison. Wyoming...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities: Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20, Pv. 7 E.; Jefferson...Jefferson County, at Elyton; Lee County, at Chewacla lime works; St. Clair County, at Gfeensport; Shelby |  | | Book | | Petrographic Collection OF American Rocks BY R. W. CLARK Instructor of Petrography Mineralogical Laboratory...Petrographic Collection OF American Rocks BY R. W. CLARK \ t Instructor of Petrography Mineralogical Laboratory...is based on Kemp's Handbook of Rocks. R. W. CLARK, Instructor of Petrography. Mineralogical Laboratory...416831 Introduction FN the following pages Mr. Clark has made a contribution of great value to teachers...his specimens. To overcome these difficulties Mr. Clark has enlisted the cooperation of tion are found to |  | | Journal (article/letter/editorial) | | Department, 110 S. Madison St., Adrian, Michigan 49221, USA ABSTRACT Pegmatites containing rare elements can...pegmatites from deepest to shallowest as abyssal, muscovite, muscovite-rare-element, rare-element, and miarolitic...Pegmatites Kings X, Wisconsin, USA McAllister pegmatite, Alabama, USA S. Maine pegmatites, USA Brown Derby,... Colorado, USA San Diego Co., California, USA Black Hills, South Dakota, USA Red Cross Lake, Manitoba...Colorado, USA South Platte, Colorado, USA Lake George, Colorado, USA Mt. Rosa/Stove Mtn., Colorado, USA Trout |  | | Report (volume) | | ............................................ Wisconsin.................................................See Bauxite and Halloysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities : Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20 S., R. 7 E.;...; Jefferson County, at Ely ton; Lee County, at Chewacla lime works"; St. Clair County, at Greensport; |  | Vikre, P., Browne, Q. J., Fleck, R., Hofstra, A., Wooden, J. (2011) Ages and Sources of Components of Zn-Pb, Cu, Precious Metal, and Platinum Group Element Deposits in the Goodsprings District, Clark County, Nevada. Economic Geology, 106 (3) 381-412 doi:10.2113/econgeo.106.3.381 | Journal (article/letter/editorial) | | Element Deposits in the Goodsprings District, Clark County, Nevada PETER VIKRE,1,ā QUENTIN J. BROWNE,2...94305-2115 Abstract The Goodsprings district, Clark County, Nevada, includes zinc-dominant carbonate replacement...mineralization. Introduction THE GOODSPRINGS DISTRICT, Clark County, Nevada, is notable for the wide distribution...AND PGE DEPOSITS IN THE GOODSPRINGS DISTRICT, CLARK COUNTY, NEVADA 383 b NE SW 7000 6000 st ys 3000...AND PGE DEPOSITS IN THE GOODSPRINGS DISTRICT, CLARK COUNTY, NEVADA R57E R58E Ds Cg col KE YS N TO |  | | Journal (article/letter/editorial) | | Granites in the Precambrian Complex of Gold Butte, Clark County, Nevada A VOLBORTH Geological Society of America...Granites in the Precambrian Complex of Gold Butte, Clark County, Nevada Abstract: The Precambrian complex of...Figure 1. Location of the Gold Butte area, Clark County, Nevada 814 Plate Facing 1. Geologic map and...description of the ge- Butte Precambrian complex, Clark County, Nevada 813 2. Eruptive breccias and granite...granite cupolas from Gold Butte area, Clark County, Nevada . . . . 818 3. Rapakivi granite, garnet gneiss, |  | | Journal (article/letter/editorial) | | Indian Queen mine ca. 1905 at Farlin, Beaverhead County. 208 ROCKS & MINERALS Downloaded by [University...mines at Butte in Silver Bow County and the Black Pine mine in Granite County have produced many fine crystal...Beaverhead County, the pegmatites of Jefferson County, and the Snowbird mine in Mineral County continue...Highlands Centennial Nugget in 1989 in Silver Bow County. The seventh largest gold nugget found in Montana;...should be sent to the author. LOCATIONS BY COUNTY Beaverhead County Anderson deposit, sec. 16, T. 12 S., R |  | Wallace, C.A., Schmidt, R.G., Lidke, D.J., Waters, M.R., Elliott, J.E., French, A.B., Whipple, J.W., Zarske, S.E., Blaskowski, M.J., Heise, B.A., Yeoman, R.A., O'Neill, J. M., Lopez, D.A., Robinson, G.D., Klepper, M.R. (1986) Preliminary geologic map of the Butte 1 degree by 2 degrees quadrangle, western Montana. Open-File Report Vol. 1986 (86-292) US Geological Survey doi:10.3133/ofr86292 | Report (issue) | | Cretaceous or Tertiary time Ybsh Ybqg Ybcg Biotite-muscovite schist and interbedded quartzite and lesser amounts...lesser amounts of quartzofeldspathic and biotite-muscovite schist INTRUSIVE ROCKS ROCKS OF THE IDAHO BATHOLITH...BATHOLITH, BITTERROOT LOBE Tertiary Rocks Tbmi Muscovite-biotite granodiorite, biotite granodiorite, and...Cretaceous Rocks TKbi TKhd Biotite-muscovite monzogranite and muscovite-biotite granodiorite Hornblende-biotite...granodiorite of outer zone Porphyritic and equigranular muscovite-biotite monzogranite of inner zone ROCKS OF ANACONDA |  | | Journal (article/letter/editorial) | | consistently about 10 per cent low. Biotite and muscovite are hornblende appears to be suitable for dating...Biotite* USGS Muscovitet P207 Bern Biotite$ Bern Muscovite 8 for standard photometer %K atomio absorption...1965). It is present in many sections between Nye County, Nevada and southwestern Utah, over an area of...Lincoln County, Nevada Meadow Valley Wash, Lincoln County, Nevada E of Alamo, Lincoln County, Nevada...Alamo, Lincoln County, Nevada E. of Alamo, Linooln County. Nevada Condor Canyon, Lincoln County, Nevada, Pahrok |  | Reiners, Peter W, Brady, Robert, Farley, Kenneth A, Fryxell, Joan E, Wernicke, Brian, Lux, Daniel (2000) Helium and argon thermochronometry of the Gold Butte block, south Virgin Mountains, Nevada. Earth and Planetary Science Letters, 178 (3) 315-326 doi:10.1016/s0012-821x(00)00080-7 | Journal (article/letter/editorial) | | California Institute of Technology, Pasadena, CA 91125, USA b Department of Geological Sciences, California State...CA 92407, USA c Department of Geological Sciences, University of Maine, Orono, ME 04469, USA Received...the Basin and Range province of the southwestern USA is the Gold Butte block of the south Virgin Mountains...block with the apatite and titanite (U^Th)/He and muscovite 40 Ar/39 Ar thermochronometers. Apatite He ages...temperature of about 200Ā³C are applicable and correct. Muscovite 40 Ar/39 Ar ages are 1.0^1.4 Ga near the paleotop |  | | Journal (article/letter/editorial) | | Precambrian gneissesand schists in Clark County, Nevada and San Bernardino County, California are describedin...ON .-ā¢'-rā¢rā¢-ā¢Aplite-Microgrsmte ' 18Ćø WASHOE COUNTY, NEVADA A. VOLBORTH 1959 0 IOO Feet 50 0...inclusionsin the allanitecrystalsare quartz, albite, muscovite,somechlorite,and biotite. Black oxide-likefin...bodieshavebeenstudiedin the GoldButte area, Clark County,Nevada. The GoldButteallanitepegmatites aregenerally..., quartz, albite-oligoclase-andesine,biotite,muscovite, and allanite. One of the feldsparsor quartzmay |  | | Journal (article/letter/editorial) | | in background, south of Merrillan, Jackson County, Wisconsin. William S. Cordua photo. WILLIAM S. CORDUA...CORDUA 414 Lewis Street River Falls, Wisconsin 54022 william.s.cordua@uwrf.edu All specimen photos by...Wavellite T he Late Cambrian sandstones in Wisconsin are known for their frac sand* resources but not...towns of Merrillan and Black River Falls in Jackson County. In the intervening forty-five years wavellite...many outcrops of Cambrian sandstone throughout Wisconsin and adjacent Minnesota. This is despite extensive |  | | Journal (article/letter/editorial) | | 'Ike Paao ama, Clark County. Walt Lombard0 specimen, Jeff Scovil photo. Churchill County Chalk Mountain...4. Quartz, 14.2 cm across, Newbeny Mountains,Clark County. Steve Scott specimen, Jeff Scovil photo. Figure...Churchill County. Figure 2 (bottom). Wulfenite, 1.1 mm high, Chalk Mountain, Churchill County. Dan Behnke...[University of Otago] at 01:45 31 December 2014 Clark County Bunkenrille District Various mines and prospects:...Figure 5. Barite, 6.5 an across, Meikle mine, Elk0 County. Bill Dameron specimen, Jeff Seovil photo. Figure |  | | Journal (article/letter/editorial) | | in diameter, albite, green beryl, columbite, muscovite, and black tourmaline (Seybert, 1824; Webster...orthoclase(?), black tourmaline, garnet (almandine?), muscovite, biotite, and columbite (Navias and Ostrom, 1951)...chrysoberyl in quartz, Wisdom Ranch prospect, Larimer County, Colorado. Crystal is VA by VA by 1/8 inches. ...embedded in milky quartz associated with oligoclase, muscovite, black tourmaline, almandine, and zircon. Twentieth-century...inch in diameter, black tourmaline, beryl, and muscovite are found with chrysoberyl at Hedgehog Hill mine |  | | Book (volume) | | Dahlonega Co. and Rabum Co., and ļ the McDuffie County Belt extending through portions of McDuffie, Warren...Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state farmļ¾jasper. BANKS COUNTY COMMERCE, along Hwy. 59...along adjoining Co. lineļ¾rock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1Ā½ mi. inside...Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter Cave, as floatļ¾jasper. CARTERSVILLE:...ļ¾agate, (banded, various colors), jasper. BIBB COUNTY MACON: ļ at Holton Quarry, 7Ā½ mi. NWļ¾agate; ļ N |  | | Report (volume) | | ........ The Three Kids manganese district, Clark County, Nev., by C. B. Hunt, V. E. McKelvey, and J......<...... The Coso quicksilver district, Inyo County, Calif., by C. P. Ross and R. G. Yates...........deposits in the Artillery Mountains region,' Mohave County, Ariz., by S. G. Lasky and B. N. Webber..........topographic nap of the Three Kids manganese district, Clark County, $Ā©v.................................. In pocket...and section of the Club group of mines, Montrose County, Colorado....... 386 Index map of southern California |  | | Journal (article/letter/editorial) | | several interior masses (U/Pb) of porphyritic muscovite monzogranite; phenocrysts of K-feldspar [ 6] oriented...(marginal variant) and two-mica monzogranite; muscovite subordinate to biotite; accessory phases include...syenogranite; leucocratic with biotite predominant over muscovite; large alkali feldspars, poikiolitic with inclusions...biotite is conspicuous; intrudes Pinal schists; muscovite minor in abundance when present; occurrence of...outcrops of the 1.49-Ga Wolf River batholith of Wisconsin have long been mined as a sand and gravel resource |  | | Report (issue) | | OF THE WHITNEY POCKET 7.5-MINUTE QUADRANGLE, CLARK COUNTY, NEVADA by L Sue Beard1 Open-File Report 93-716...quartz and feldspar, commonly containing minor muscovite and\or biotite. Locally intermingled with aplite...microcline and quartz with minor (1-5%) biotite, muscovite, and oligoclase; locally flooded with veins and...plagloclase-quartz layers and dark brown biotite-muscovite-plagioclase layers. Strongly foliated, locally...depostis of the Bunkerville mining district, Clark County, Nevada: Nevada Bureau of Mines Bulletin, 63 |  | | Journal (issue) | | Dam gold prospect is located in central Dickinson County, Michigan, approximately ten kilometers north of...the dominant exposed bedrock in this part of the county. Excavated near the tum of the 20th century, the...crystals nor any noteworthy accessory minerals save muscovite and minor pyrite. Of these prospects, Bayley (1904)...obvious even when visiting some of the Garland County mines. I also planned to do some Magnet Cove collecting...incomplete locality information, like just the county, is better than erroneous detailed location data |  | | Journal (article/letter/editorial) | | flāfluoresces xled- ALABAMAāNice loose silvery muscovite xl, 6x4 inches in size, is on display in the offices...'Arizona Gem Fields'. Near Indian Pass, Imperial County, Calif., and then deep in the Muggins Mountains...Illinois. Will you please identify them for me."āfrom Clark La Mar, RR 1, Georgetown, 111. One specimen is a...), no fl. (s.w.). Wesrville is in So. Vermilion County of Eastern Illinois. INDIANAā"From a little stream...sending you a specimen for identification."āitem from Clark La Mar, RR 1, Georgetown, 111. The specimen is a |  | | Journal (article/letter/editorial) | | agate comes from the top of a mountain in Fulton County, about 5 miles southwest of Elizabeth, Ark. W e...the road."āon label. Elizabeth is in S/W Fulton County in northern Arkansas. CALIFORNIAāArt Tatum. Rock...call it black jasper. Some rockhounds from Kern County here have complete displays with the coal-black...inch in diameter. Bakersfield is in western Kern County in S.W. California. COLORADOā"I got this specimen...Beidell is in approximately the center of Saguache County, in southern Colorado. CONNECTICUTā"Thanks to R&M |
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