 | | Journal (article/letter/editorial) | | Montana, Treasure State for the Crystal Mineral Collector By GERALD J. NAVRATIL Bex 70, RFD 7, Middleburg...crystal mineral localities within the state of Montana. Quite accurately the state has been officially...mineralminded public. The well-publicized Butte copper district has been ignored since the writer feels certain...known. Amcnnpijiite: In the Emery Mining district (Powell County) the mineral is found in wellformed...Crevasse Mountain Mining district near Jardine (Park County). At the Kennebec mine in the Crevasse Mountain |  | | Report (issue) | | OF VERMICULITE AND OTHER MINERALS IN THE RAINY CREEK DISTRICT, NEAR LIBBY, MONT. By J. T. PAEDEE and...from nearly unmixed pyroxene to nearly unmixed biotite or its alteration product vermiculite and generally...vermiculite is being developed commercially by the Zonolite Co. In addition several smaller bodies are being...temperature. The Zonolite Co. reports 1,500,000 pounds mined and sold under the trade name " Zonolite." The uses...uses of zonolite include fireproof roofing, wall board, and similar material, packing- for refrigerators |  | | Journal (article/letter/editorial) | | Montana Mineral Locality Index Downloaded by [University of Nebraska, Lincoln] at 20:00 09 April 2015...2015 K NOWN AS THE TREASURE STATE, Montana is rich in mineral and gemstone localities. The state motto...with its representation of mining tools clearly proclaim Montana’s mining origins. Montana’s production...published describing the occurrence, collecting, mining, and cutting of the two state gemstones. Figure...Granville Stuart established Montana’s first mining camp at Gold Creek in 1860. Geologic Provinces The state |  | | Journal (article/letter/editorial) | | THE ORIGIN OF THE VERMICULITE DEPOSIT AT LIBBY, MONTANA Wrrrr.cMA. Bessnrr, Columbia[Jniaersity,lieza york...Assrnncr The country's largest vermiculite mine at Libby, Montana has been studied and the origin of the...an augite pyroxenite, which has been altered to biotite, hydrobiotite, and vermiculite. Numerous ,l'"rrit"...pyroxenite. Ion exchange experiments show that biotite alters to vermiculate at room temperature in solutions...the origin of the vermiculite deposit at Libby, Montana is discussed. A mechanism is suggested for the |  | | Report (issue) | | from alkaline intrusive complexes in northwestern Montana By Theodore J. Armbrustmacher Open-File Report...intrusive complexes complexes in northwestern Montana............................. 2. Geologic map of...the alkaline intrusive complex at Rainy Creek, Lincoln County, Montana.......................... 3. Geologic...alkaline intrusive complex at Skalkaho, Ravalli County, Montana............................. 4. Geologic map...intrusive complex at Haines Point, Sanders County, Montana......................... 5. Geologic sketch |  | | Report (issue) | | economic interest was made in 1913 in the Turrett mining district in Colorado1 by W. B.. Thomas, but the enterprise...America, however, are those situated at Libby, Montana, which were discovered by accident in 1916. The...by E. N . Alley of an old prospect in the Rainy Creek district where vanadiferous ores were known to exist...originally developed. Later, other deposits in the same district and in other parts of the United States were discovered...of the interleaving of molecules of water with biotite- or talc-like silicate layers. The chemical composition |  | | Report (issue) | | of Vermiculite Sampling of Vermiculite Deposits Mining Methods Processing of Vermiculite Vermiculite Deposits...Vermiculite Deposits .Avery County Frank Deposit Unproven Localities Buncombe County Bee Tree Deposit Lake...Localities Clay County Mark Rogers Property Barnett Anderson Property Other Localities Haywood County Henderson...Henderson County .. Iredell County Jackson County Addie District Fisher Property Ocher Creek District Cane Creek...Creek District Caney Fork District Cowarts Property John Lovedohol Property Cowards Property Other Localities |  | | Journal (article/letter/editorial) | | chemical data: Fingerprinting vermiculite from Libby, Montana U.S.A. MICKEY E. GUNTER,1,* ERON SINGLETON,1 BRYAN...In the fall of 1999, the small town of Libby, Montana became the focus of our nation·s newest asbestos-related...miners who had worked in the now-closed vermiculite mine near Libby died from asbestos-related diseases caused...expanded vermiculite from Libby (commercially termed Zonolite) was home attic insulation. Consequently, the...one-half of the houses in the U.S. to contain Zonolite, which seems very unlikely. Expanded vermiculite |  | Gunter, Mickey E., Dyar, M. Darby, Twamley, Brendan, Foit, Franklin F., Cornelius, Scott (2003) Composition, Fe3+/∑Fe, and crystal structure of non-asbestiform and asbestiform amphiboles from Libby, Montana, U.S.A. American Mineralogist, 88 (11) 1970-1978 doi:10.2138/am-2003-11-1240 | Journal (article/letter/editorial) | | non-asbestiform and asbestiform amphiboles from Libby, Montana, U.S.A. MICKEY E. GUNTER,1,* M. DARBY DYAR,2 BRENDAN...collected from the former vermiculite mine near Libby, Montana. A crystal structure analysis, compositional...attention focused on the small town of Libby, Montana in November 1999 when a newspaper article in the...connected to the nowclosed vermiculite mine located near Libby. The mine operated from the 1920s until 1990...groups, one funded by W.R. Grace, owners of the mine (McDonald et al. 1986a, 1986b, 1988), and another |  | Bandli, B. R., Gunter, M. E., Twamley, B., Foit, F. F., Cornelius, S. B. (2003) OPTICAL, COMPOSITIONAL, MORPHOLOGICAL, AND X-RAY DATA ON ELEVEN PARTICLES OF AMPHIBOLE FROM LIBBY, MONTANA, U.S.A. The Canadian Mineralogist, 41 (5) 1241-1253 doi:10.2113/gscanmin.41.5.1241 | Journal (article/letter/editorial) | | DATA ON ELEVEN PARTICLES OF AMPHIBOLE FROM LIBBY, MONTANA, U.S.A. BRYAN R. BANDLI¶ AND MICKEY E. GUNTER§...Amphibole crystals from the former vermiculite mine near Libby, Montana, were examined using three different analytical... Libby, Montana. SOMMAIRE Nous avons examiné des cristaux d’amphibole provenant de la mine de vermiculite...vermiculite près de Libby, au Montana, maintenant fermée, au moyen de trois méthodes analytiques, soit les...asbestiforme, morphologie des cristaux, Libby, Montana. ¶ § Present address: MVA, Inc., 5500 Oakbrook |  | Swayze, Gregg A., Lowers, Heather A., Benzel, William M., Clark, Roger N., Driscoll, Rhonda L., Perlman, Zac S., Hoefen, Todd M., Dyar, M. Darby (2018) Characterizing the source of potentially asbestos-bearing commercial vermiculite insulation using in situ IR spectroscopy. American Mineralogist, 103 (4) 517-549 doi:10.2138/am-2018-6022 | Journal (article/letter/editorial) | | Commercially produced vermiculite insulation from Libby, Montana, contains trace levels of asbestiform amphibole...materials, and horticultural products from Libby, Montana; Louisa, Virginia; Enoree, South Carolina; Palabora...were measured with a portable spectrometer. The mine sources for these vermiculite ores were identified...supply of vermiculite ore was mined near Libby, Montana, where sodic-calcic elongate amphiboles1 were a...attic insulation under the product brand name Zonolite until 1984 when its sale was discontinued (Kentucky |  | | Journal (article/letter/editorial) | | content in expanded vermiculite products from Libby, Montana U.S.A. using powder X-ray diffraction MATTHEW S...originated from the former vermiculite mine near Libby, Montana were analyzed using powder XRD to quantify...vermiculite INTRODUCTION In late 1999, Libby, Montana, was brought to the national stage by a series...surrounded the then closed vermiculite mine near the town. This mine was in operation from 1920 to 1990 and...and was the largest vermiculite mine in the world. Two separate health studies were conducted in the |  | | Journal (article/letter/editorial) | | ALABAMA—Cherokee County is' in northeastern Alabama. In the central part of Cherokee County is the little...10-yr. old subscriber, Buddy Stewart. "Cherokee County has a wide variety of minerals ranging from those...mica, quartz. Limestone also occurs. Cherokee County is full of minerals, so Buddy informs us, and to...around Rock Run, in the southeastern part of the county, and was mined extensively in recent years. The...over Cherokee County. "Lots of Indian relics are found too." A map of Cherokee County, prepared by Buddy |  | | Report (issue) | | -------------------------------------IIothouse Creek............------------------------------------..._______________________________________ Talbot CountY-----------------------------------------------...-----------------------------Kyanite in Fulton County, by Geoffrey W. Crickmay -----------------,------........ · 41 41 41 42 43 43 44 VI Page Towns CountY-----------------------------------------------...-----------------------------------------Rabun CountY----------------------------------------------- |  | | Journal (article/letter/editorial) | | mineral has been mined quite extensively in Clay County, Alabama, from one end to the other. It is quite...chrysocolla and greenish malachite. From San Manuel Mine, San Manuel, Arizona. Tourmaline: Mass of black...ARKANSAS—Brown jasper pebbles have been found in a creek bed near Benton, Saline Co., Ark. ROCKS AND MINERALS...Stayton Mine, Lone Tree, two miles south of Antimony Peak, near Hollister, San Benito County, California...its original shape. The Stayton Mine is principally a quicksilver mine, yielding cinnabar and native mercury |  | | Report (issue) | | Township Grade and Evaluation of Vermiculite Deposits Mining, Milling, and Beneficiation Exfoliation Marketing...Occurrence Grade and Evaluation of Perlite Deposits Mining, Milling, and Expanding Marketing Production and...general infor mation. He and D.J. Boone of the Zonolite Company read the sections dealing with production...Vermiculite can be formed experimentally from biotite, phlogopite, and chlorite, by the displacement...produced in the laboratory by simple hydration of biotite and phlogopite. They have "vermiculite-like" properties |  | Meeker, G.P., Bern, A.M., Brownfield, I.K., Lowers, H.A., Sutley, S.J., Hoefen, T.M., Vance, J.S. (2003) The Composition and Morphology of Amphiboles from the Rainy Creek Complex, Near Libby, Montana. American Mineralogist, 88 (11) 1955-1969 doi:10.2138/am-2003-11-1239 | Journal (article/letter/editorial) | | Morphology of Amphiboles from the Rainy Creek Complex, Near Libby, Montana G.P. MEEKER,1,* A.M. BERN,1 I...in the world in the Rainy Creek alkaline-ultramafic complex near Libby, Montana, were collected and analyzed...reported in the residents of Libby, and in former mine and mill workers. The amphibole-rich samples were...gentle abrasion or crushing. INTRODUCTION The Rainy Creek alkaline-ultramafic complex (Fig. 1) contains...(also called Zonolite Mountain) approximately six miles northeast of Libby, Montana. The mine began operations |  | | Journal (issue) | | VERMICULlTIZED BIOTITE IN NORTHEASTERN OREGON By Lloyd W. Staples* and Howard C. Brooks** The biotite in parts...the laboratory, but spot field tests show that biotite of other exposures of the batholith several miles...Libby, Montana, are in ultrabasic or basic rocks and the mineral isa mixed-layer vermicul ite-biotite. The...from an area in T. 7 S., Rs. 37 and 38 E. in Baker County (see figure 1). The area lies on the Anthony Lakes...structure collapses to a talc structure. When biotite is altered to vermiculite, there are several intermediate |  | | Journal (article/letter/editorial) | | 20 June 1973) Abstract-A vermiculite (Libby, Montana) sample obtained from the Zono1ite company contained...accumulation of biotite, either as a discrete mineral and/or a mixed-layer assemblage of biotite and vermiculite...concentration of higher charge-density (CEC) vermiculite. Biotite-free CEC data for vermiculite suggested that, in...cleavage by grinding was: vermiculite> hydrobiotite > biotite. INTRODUCfION Specimen vermiculites employed in...derived from trioctahedral micas, phlogopite or biotite, by the geochemical replacement of interlayer K |  | | Journal (volume) | | AMERICAN INSTITUTE OF MINING AND METALLURGICAL ENGINEERS (INCORPORATED Vol. 109 METAL MINING AND NONMETALLIC... PREFACE Material in this volume, designated ‘‘Metal Mining and Nonmetallic Minerals,” includes certain groups... DEVELOPMENT AND TECHNOLOGY Drvision Metat Mining aNnpD NONMETALLIC MINERALS GEOPHYSICAL PROSPECTING...in these volumes are Nonferrous Metallurgy and Mining Geology. It will be recalled, however, that there...chairmen during the year 1933-34 of the Committees on Mining Methods, Ground Movement and Subsidence, 3 4 |  | | Journal (article/letter/editorial) | | Hydrobiotite, a regular 1:1 interstratification of biotite and vermiculite layers G. W. BnrNorpv Materials...hydrobiotites consist of a regular alternation of biotite and vermiculite layers. Current requirementsfor...method for ordered mixed-layer sequencesfrom 40-&Vo biotite layers, show that the three samplesstudied have...that ifthe percentageof biotite layers falls outside the range45-55% biotite, variable basal spacingswith...layers . . .may approachadefinite ratioof l:l biotite: (1882,p. 3E1-383)for a mineralfrom Kremze resembling |  | | Journal (issue) | | Julian S. Hatcher .................... 239 ' ORE FROM MINE AT FRIEDENSVILLE BY 195 1, MIT TOLD...............COLLECTION ? By T . 0 . Lisle .................. 270 ZoNOLITE FORMS THREE N EW DIVISIONS AS BASIS FOR EXPANSION...shells, from outcropping sandstones. 228 ROCKS AND MINE We visited a second locality on Ui Drove fro□ Ue...going over in the meantime. K) From a number of old mine dumps Biirs near Central City and Black Hawk which...and a mass of rose quartz of lx3 feet from Custer County, South Dakota. On slopes of Mt. Evans, Colorado |  | | Journal (article/letter/editorial) | | Company, Skokie, Illinois. Montmorillonite, Panther Creek Bentonite, commercial grade, American Colloid Company...Scientific Establishment. Halloysite, Iolta Bridge Mine, near Franklin, North Carolina, collected by O....& Wilcox, Hephzibah, Georgia. Kaolinite, Aiken County, South Carolina, obtained from United Sierra Division...Poole Mine, obtained from Zonolite Company, Enoree, South Carolina. Vermiculite, Libby Montana. Vermiculite...Cooper Mine, obtained from'Zonolite Company, Enoree, South Carolina. Vermiculite, Waldrop Mine, obtained |  | | Journal (article/letter/editorial) | | hydrobiotite sample studied (Zonolite from Traveler's Rest, South Carolina), the biotite fraction was estimated...mineral, having a rather random mixing of collapsed biotite-type layers with no interlamellar water, and vermiculitetype...interlamellar water. The spacing between the * Zonolite from Traveler's Rest, South Carolina. USE OF...tetraphenylboron treatment for expansion of the biotite layers (DeMumbrum, 1959). In this series 0.01 M...an accurate description of the system. As the biotite expands, the exclusion volume increases, and as |  | | Catalog/List | | enlarged photograph of a piece of Obsidian, from Lake County, Oregon, which shows a Conchoidal fracture. t........ • • • • • • • • • Asbestos Loni fibers; Montana ..... .... ...... ..... • . • . • • • 1.00 .60...(sodium and calcium aluminum silicate) Xline, with biotite; Transvaal ........ ... .. .. .... .. INC. .40...at 16c per lb. Auriferous, with rock; Canada or Montana ........ . .76 .25 .76 .75 .60 .76 .35 1.00...sium-bearing, white masses; Maine ...... ...... BIOTITE (acid potassium magnesium and iron aluminum orthosilicate) |
|
