 | | Report (issue) | | Denver, Colorado, USA © 2011 by Lithographie, LLC P.O. Box 11613 • Denver, CO 80211 • USA Phone 1.303.495...America Photo Credits Cover: Topaz, 3.5 cm tall Capao Mine, Ouro Preto, Minas Gerais, Brazil Max and Jon Sigerman...Dietmar Schwarz, William B. Simmons and Rainer Thomas Editors Janet Clifford, Alexander U. Falster...Jeff Scovil William B. Simmons, Tom Spann, Rainer Thomas, Lisbet Thoresen, Oleg Tkachev Erica and Harold...Occurrence MIKE MENZIES 22. Topaz from Utah's Maynard Mine RYAN BOWLING 26. Volodarsk-Volynski PETER LYCKBERG |  | | Journal (issue) | | Publisher: Thomas M. Gressman Editors: Thomas P. Moore Günther Neumeier Circulation Director: Thomas M. Gressman...though, Colorado contains none of the Basin and Range Province that provides a geological environment...localities like the Sweet Horne mine, Breckenridge, Mount Antero, the Sunnyside mine, Creede, Cripple Creek,...By 1864 his expertise had brought him to Gilpin County, Colorado, where his reputation as a consultant...~ ) I~,. ~~ _ "f'• 0istrict, , ~ ,;:: V County , Colorado . l'fJ 1/ {r-zr--D '/;"~ of 2000 |  | | Journal (article/letter/editorial) | | Mouth, the westernmost development being that at Maynard's Cliff, east of Sidmouth. Farther inland, a faulted...24 25 2 6 29 28 Largest beach block below Maynard's Cliff Largest beach block rear of Branscombe Ebb...and the westerly developments of Division B (Maynard's Cliff). Since all the insoluble sandy residues...current-sorting can, however, be obtained by studying the range and frequency of particle-sizes in the insoluble...Division C Pinnacles Humble Point Division B Maynard's Cliff Branscombe Ebb Pinnacles Beer Beach (West |  | | Journal (issue) | | Editors: Thomas P. Moore Günther Neumeier Associate Publisher & Circulation Director: Thomas M. Gressman...279; Azurite-Bob Howard collection, page 138; Calcite- Kevin Schofield collection, page 228; Pezzottaite-Jim...collection, page 135. Backcover: (lefl column) Calcite-Kevin & Mark Brown collection, page 52; Smoky quartz...Foote also made several collecting visits to the mine in 1890-1891, and brought back many good specimens...physicist). In 1895 Niven purchased the mine from its owner, on behalf of Thomas Edison. In the closing years of |  | | Journal (issue) | | 11 ,50 • Schweiz CHF 15,00 • USA $15,00 Topas von der Thomas Range, Utah • Bergkristalle von Loiwein... Namibia • Neufunde Axinit und Epidot in Peru • USA-Museen: Smithsonian - Harvard - Golden - Socorro...iversität in Socorro 66 Topas von der Thomas Range in Utah ein Klassiker in vielerlei Hinsicht 70...dort - sie brauchen ja deshalb nicht extra in die USA zu fliegen, um diese außergewöhnlichen Exponate zu...gediegenem Lockensilber von der Bulldog Mine, Creed Mineral County, Colorado. Breite 6,2 cm . Sammlung Bryan |  | | Journal (article/letter/editorial) | | and quite often does show Carlsbad twinning." Maynard's study led him to conclude that becauseof the abundance...products of the feldspar are kaolin' muscovite, calcite and epidote. The refractive indices were determined...by theseanglesall fall within one per cent of a range oI Ab 74 to Ab87, a greater variation than is shown...out that in oxidized specimensfrom Brenham, Kiowa County, Kansas, the nickel content had shrunken proportionately |  | | Journal (issue) | | SIXTH YEAR AT TILLY FOSTER. ICE SPRING IN CENTRAL UTAH. By W. T. Rogers ...................... 10 MANGANESE...Trinidad, in the southwestern part of Las Animas County, is the coal mining center of southern Colorado...side canyons which flow into the main canyons. Each mine has a camp with st~res, garages, and houses for...river of lost souls) heads in the Sangre de Cristo Range (the blood of Christ) , 60 miles west of Trinidad...Trinidad, and flows through the city. The peaks of the range tower 12,000 to 14,000 feet above sea level and |  | | Journal (article/letter/editorial) | | crystallography (Where are the scalenohedra of calcite, the curved rhombohedra of dolomite, or the typical...desirable in a book that should see much use. Maynard's work is to be highly recommended to any ore geologist |  | | Journal (article/letter/editorial) | | Sediments. 371 groundmass proper consists of calcite which exhibits very welldefined cleavage, with...metamorphism, and it must be assumed that the calcite has been derived entirely at the expense of the...mixture of particles, distributed over a considerable range of grain-size, in which the dominant grade, especially...prepared before the appearance of Messrs. Moore and Maynard's most valuable contribution. Colloidal Precipitation...of the varve-deposits of the Eocene in Colorado, Utah, and Wyoming,2 W. H. Bradley mentions pairs of laminae |  | | Journal (issue) | | a,sy,fte, Andreasberg. Small brilliant xis. w. Calcite. 2 x 2 ½ ... . Clinochlote, Tilly Foster. Xld....PUBLISHED MONTHLY 1946 MIN,ERALS OF KELLY'S HOLE, UTAH BY RONALD L. IVES ABSTRACT Mineral deposits of the...graben in the Dugway Mountains, Tooele C.Ounty, Utah, are here described ; their geologic and pbysiographic...miles. lhe old smelter on the east side of the range is ·still standing (Fig. 1). Some of the legends...Jesse the Dugway Range, located in Tooele Cannon, son of a Morman pioneer, the County, Utah. Here, .according |  | Dean, W.E., Bostick, N.H., Bartel, A.J., Brandt, E.L., Daws, T.A., Doughten, M., Gent, C.A., Jaunarajs, S.R., Libby, B., Malcolm, M.J., Robb, E.C., Taggart, J.E., Threlkeld, C.N., Vuletich, A.K., Cunningham, C.G., Ashley, R.P., Chou, I-Ming (1988) Data on the geochemistry and thermal maturation of sedimentary-rock hosted, disseminated gold deposits and associated rocks, southwestern Guizhou Province, People's Republic of China. Open-File Report Vol. 1988 (88-271) US Geological Survey doi:10.3133/ofr88271 | Report (issue) | | colleagues provided complete access to the deposits, mine maps, drill cores, and samples. A suite of samples...Sample is cut by veins of realgar, quartz, and calcite. Sample is from dump of the 940-m (elevation) tunnel...colleced near the village of Yata, 4 km from the mine. Getang Deposit C-06A Brecciated carbonaceous shale...coal. Coal bed is about 50m above ore zone at the mine. C-13A Coal from bed about 200 m above the mineralized...Formation, the host rock of the Sanchahe deposit. Mine assay of sample from the same trench as this sample |  | | Journal (article/letter/editorial) | | contain Mention a good work on taxidermy. A. Maynard's or no attention will be paid thereto. This is...revolutions per minute, carrying a load of specimen is calcite, or crystallized carbonate of lime. be repeated;...is twice the correc Bed clotbes holder. H. O. Thomas... ........ ...... 3(8,427 the desired sh8jle as |  | | Journal (article/letter/editorial) | | contain Mention a good work on taxidermy. A. Maynard's or no attention will be paid thereto. This is...revolutions per minute, carrying a load of specimen is calcite, or crystallized carbonate of lime. be repeated;...is twice the correc Bed clotbes holder. H. O. Thomas... ........ ...... 3(8,427 the desired sh8jle as |  | | Report (issue) | | zone; B, Entrance to upper workings, Drinkwater mine ___________ . _________ .. __________ . _________________...___ . . 38 Vertical cross section of Drinkwater mine workings ____ . ___ . ____ .. _.... _... __ ....... _ 38 Maps of chief stope workings, Drinkwater mine: A, Workings in upper part of zone; B, 40 Workings...cross section of chief stope workings, Drinkwater mine. _____ . __ __ __ __ __ __ __ __ ___ 40 A, Pegmatitic..._________ . _________ . ___ . __ _ XXI. A, Paymaster mine, Lone Mountain district; B, Corrugated, thin-bedded |  | | Report (volume) | | northern Black Plills, by J. D. Irving ........... Utah: Progress report on the Park City mining district...on the Seminole copper deposits of Georgia, by Thomas L. Watson....................................:...iron region during 1903, by C. K. Leith.......... Utah: Iron ores in the Uinta Mountains, by J. M. Boutwell...Boutwell .......... ...... Iron ores in southern Utah, by C. K. Leith. ........................ Publications...between Silver Peak and Candelaria, Esrneralda County, by J. E. Spurr .............................. |  | | Report (chapter) | | I Fe-OXIDE/HYDROXIOE t KAOLINITE SIDERITE *--CALCITE tAPATITE = PYRITE BERTHIERINE/CHLORITE - KAOLINITE...Fe chlorite/berthierine, kaolinite, siderite, calcite, apatite and silica) are easily recognised by their...Francolite Mg/Fe-Chlorite Biotite Glauconite Ankerite Calcite ZrSiO~ FeS, Fe, O ~ FeOOH MnO, KFe 3(SO4), (OH)...(bright)>hematite>geothite>side rite>francolite>berthierine>calcite>silica>kaolinite (dark). same backscatter signal... alteration of B1-3, CI Class C. Siderite +_ Calcite +_Phosphate +_ Pyrite Dominated CI. C2. C3. C4 |  | | Journal (article/letter/editorial) | | contain Mention a good work on taxidermy. A. Maynard's or no attention will be paid thereto. This is...revolutions per minute, carrying a load of specimen is calcite, or crystallized carbonate of lime. be repeated;...is twice the correc Bed clotbes holder. H. O. Thomas... ........ ...... 3(8,427 the desired sh8jle as..... ... .. 34S,275 Door check and holder. N. R. Thomas . . . .. ... .. . 34S.42S nor. . . .. . . . . |  | | Report (issue) | | meerschaum beds in the Green River formation of Utah, Colorado, and Wyo- ming, by W. H. Bradley ______...CD) Petrogntphy of the Pioche district, Lincoln County, Nev., by J. L. Gillson _____________________ ...rich oil shale showing regularly spaced layers of calcite-filled glauberite (?) cavites__ 15. A block of...map of the a,rea around Railroad Ridge, Custer County, Idaho _____________ "'________ 17. A, Railroad...Blind Mountain, at the west base of the Bristol Range, Pioche district, N ev _____ '- _______________ |  | | Book (edition) | | • t --•- """"" ' The Lornex copper-molybdenum mine and plant, Highland Valley, British Columbia. (By...Professor of Geology and Geophysics University of Utah Alan M. Bateman Late Silliman Professor of Geology...measurements have been retained in specific cases such as mine levels when measured in feet, values of gold and...institutions of MIT, Yale University, and the University of Utah, where I have spent most of my educational and teaching...must be thanked. Mead L. Jensen Salt Lake City, Utah CONTENTS "The mining industry is infinitely worse |  | | Journal (article/letter/editorial) | | the interstices is largely composed of separate calcite-crystals of irregular shape. A few coceoiiths are...of siliceous organisms, partly of crystalline calcite, with a very few depolarizing chips of minerals...within an indefinite, amorphous groundmass. The calcite has no connexion that I could observe with organisms...iron over the surface before the formation of the calcite recommenced. Occasionally a larger crystal has...247, ~'ol. xhii. of this gourrml. Possibly the calcite grains in this. mud were derived from the erosion |  | | Journal (volume) | | Geology and Mineral Resources of Northeastern Madera County, California Geology and Mineral Deposits of Laurel...Laurel and Convict Basins, Southwestern Mono County, California OIL FIELD DEVELOPMENT OPERATIONS to ...classes: 1. Mines and mineral resources of a given County (describing kind, character, distribution and extent...northeastern Madera County and the other is by Evans B. Mayo on southwestern Mono County. Although the Division...NORTHEASTERN MADERA COUNTY GEOLOGY AND MINERAL RESOURCES OF NORTHEASTERN MADERA COUNTY, CALIFORNIA By |  | | Report (issue) | | Headframe, concentrator and waste dump at the Lacarne mine of Molybdenite Corporation of Canada, Limited (June...and other economic aspects (by R. J. Jones) World mine production......... .. .............. .. ... . United...district. ..... Timiskaming district New Ryan Lake mine Nipissing district ... ...... .. .. . Net Lake (Barton)...71 71 Northern Quebec ............ .. Abitibi county .......... .. ... . Savard-Poulin claims. Preissac-Lacorne...Company, Limited ......... .... ..... .. ... . Lacorne mine ...... .... .. Other occurrences ..... . Indian |  | | Journal (article/letter/editorial) | | coal-basin of South Wales, then forms the Mendip range, disappears under Secondarv rock, near Frome, and...It has been proved to occur in the west of the county, at Long Marston, where it is 10 ft. thick under...miles along the Dunstable Downs, so far as the Five Knolls, four of which are distinctly visible, the Chalk...hardness, causing a slight ridge. Beyond the Five Knolls can be seen Totternhoe Castle Hill, the Melbourn...crystalline limestone; sometimes large crystals of calcite are formed. It must have been deposited in a comparatively |  | | Journal (article/letter/editorial) | | w-ids with molccul~s smaller than the colloidal range, but for present, l)urposes it is convenient to...solubility is not much influenced by pH in the range 2-9; if an~hing, the solubility is greater in acid...25°C) approach 8 constant concentration in the range lo&140 p.p.m. To see if this repreaentR 8 true volubility...that the concentration falls elowly to the mrne range ar, before. These experiments, corroborating the...dissolved silica to be determined were brought into the range 5-26 p.p,m. by dilution; HCI and (NH,)&foO, solutions |  | | Book (edition) | | 48; silicates, 42; Siderite, 55; Pyrite, 55; Calcite, 55; Gypsum, 56; Rutile, Glauconite, 57; Dolomite...Pleistocene, 431; References on Texas clays, 433; Utah, 434; Virginia, 434; Residual clays, 434; Carboniferous...of iron concretions, Reynolds bank, Anne Arundel County, Md IV. Fig. 1. Fig. 2. Clay concretions V...shaft-house and crushing-house at 343 349 fire-clay mine, St. Louis 357 357 Woodbridge, N. J XXXII. Fig...ILLUSTRATIONS xiii PLATE PAGE XXXIV. Fig. 1. Kaolin-mine, near Webster, N. C., showing mining of kaolin |
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