 | | Report (volume) | | Geology of the , Dry Mountain Quadrangle , Jefferson County, Montana By HAROLD J. PROSTKA -/ , CONTRIBUTIONS...igneous rocks along the east margin of the Boulder batholith UNITED STATES GOVERNMENT PRINTING OFFICE...____________________________________________ Rocks of the Boulder batholith________________________________ Small...GEOLOGY OF THE DRY MOUNTAIN QUADRANGLE, JEFFERSON COUNTY, MONTANA By HAROLD J. PROSTKA ABSTRACT This report...quadrangle, an area along the east margin of the Boulder batholith southeast of Butte, Mont. The oldest rock's |  | | Report (issue) | | Concentric structure in elongate pillows, Amador County, Calif., by W. A. Duffield._______________________________...__________ Ultramafic xenoliths in basalt, Nye County, Nev., by N. J. Trask___-____-___________----_...19 26 33 43 49 Mineralogy Pink copper-bearing prehnite from Isle Royale National Park, Mich., by N. K...in Pliocene lacustrine rocks near Rome, Malheur County, Oreg., by R. A. Sheppard and A. J. Gude 3d. Twinning...Eocene age in the Spanish Peaks area, Las Animas County, Colo., by J. D. Vine_________________________ |  | | 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...The middle third of the state is known as the Montana alkali province where the sediments have MICHAEL...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 |  | | Journal (article/letter/editorial) | | hydrothermalchloridesolutionsin the presence of calcite,prehnite, or zeolites; precipitationfrom hydrothermalsolutions......................................... Cooke, Montana 514-528), however,givescarefulconsideration to...hydrothermal waters in the presenceof calcite, prehnite, or zeolites (42; 62, p. 847-873; 92; 93). 4....Triassic Miocene lavas lavas Mt. Meadows, Lassen County, Calif. Northern California (metamorphosed basalts)...basalts) Comobabi Mountains, Arizona Baggs Creek, Montana Sa• Paulo, Brazil Parana, Brazil Tolima, Colombia |  | | Report (issue) | | I u The Boulder Creek Batholith, Front Range, Colorado By DOLORES J. GABLE GEOLOGICAL SURVEY PROFESSIONAL...granodiorite batholith showing interrelated differences in chemistry and mineralogy in the batholith and cogenetic...Publication Data Gable, Dolores J. 1922The Boulder Creek batholith, Front Range, Colorado (Geological Survey...Docs. No.: I 19.16:1101 1. Batholiths Colorado Boulder region. I. Title. II. Series: United States Geological...... The batholith ........................................... Constitution of the batholith......... |  | | Book (volume) | | Dahlonega Co. and Rabum Co., and the McDuffie County Belt extending through portions of McDuffie, Warren...Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state farmjasper. BANKS COUNTY COMMERCE, along Hwy. 59...Co. linerock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1½ mi. inside the Co. line in...Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter Cave, as floatjasper. CARTERSVILLE:...agate, (banded, various colors), jasper. BIBB COUNTY MACON: at Holton Quarry, 7½ mi. NWagate; N |  | | Journal (issue) | | scepter with pyrite, 7 cm, from Spruce Ridge, King County, Washington; Rick Dillhoff collection; Jeff Scovil...President Thomas Jefferson upon their return to the East; their specimens, donated by Jefferson, ended up mostly...beautiful quartz specimens from Denny Mountain and King County, Washington, and the zeolites from the coastal...in the Montana State Capitol rotunda, by F. Pedretti’s Sons, 1902, 84 inches in diameter. Montana Historical...naturalized citizen while living in Mass, Ontonogan County, Michigan; by the time his petition was granted |  | | Journal (article/letter/editorial) | | of the Humboldt Range (Nevada, USA), the Basin district (Montana, USA) and Equity Mine (British Columbia...the X(3a) site from peripheral (chlorite-epidote-prehnite) to internal (sericite and/or pyrophyllite) alteration...in the Humboldt Range (Nevada, USA), the Basin district (Montana, USA), in subaerial volcanic and hypabyssal...(Paulet 1992). In the Basin district (central Montana) the host volcanic rocks are even younger, from...events associated with the Tasman orogeny. In Montana and Nevada, tensional tectonism also prevailed |  | | Report (volume) | | Sharon E. Lewis, Montana Bureau of Mines and Geology; Nolan Smith, Philipsburg, Montana, and Robert G....Cable Mine in the Southern Flint Creek Range, Montana, has long been recognized as a gold skarn. Knopf...include: Tennant Creek, Australia; LanduskyZortman, Montana; Ertsberg, Indonesia; Andacollo, Chile; Equity...deposit in the Siberia Mining District near Butte, Montana, described as a 9.2-million-tonne, low-grade (1...quartz monzonite at the Golden Curry deposit, Montana, may be endoskarn (Knopf, 1913; Pardee and Schrader |  | | Book (volume) | | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason |  | | Book (volume) | | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason |  | | Journal (issue) | | BUTTE, MONTANA Butte, Montana Minerals, Mines and History The Mineralogical Record Volume 33 • Number...cluster, 3 cm across, From the Leonard mine, Butte, Montana. Frederick H. Pough collection; Jeff Scovil photo...on canvas, painted to illustrate “The Story of Montana: The Treasure of Butte Hill and Development of...volume 33, January–February, 2002 Contents Butte, Montana: Minerals, Mines and History By Robert E. Jenkins...Jenkins & Jerry A. Lorengo Ed McDole: “Montana Mineral King” By Richard A. Bideaux What’s new in minerals: |  | | Report (volume) | | Colorado, University of, Studies, vol. 12, no. 1. Boulder, Colo. Connecticut Academy of Arts and Sciences:...Boletfn de Minas, nos. 2, 8. Habana, Cuba. Delaware County Institute of Science: Proceedings, vol. 8, no....Geological Survey: Supplementary Report, Harlan County. Frankfort, Ky. Lake Superior Mining Institute:...Geology and Mines: Biennial Report [1915-16]. Jefferson City, Mo. _ National Academy of Sciences: Proceedings...Chicago, 111. West Virginia Geological Survey: County Reports, Braxton-Clay. Morgantown, W. 'Va. Wyoming |  | | Journal (article/letter/editorial) | | products. (II) Intrusive rocks (a) The Bolivar batholith consists of quartz diorite to granodiorite. These...hornblende, biotite and chlorite. (c) The Atanquez batholith is composed of K-feldspar, plagioclase, quartz...(d) K-feldspar in the granite of the Atanquez batholith K-feldsapr of this type is of type I. MICROSCOPIC...3. 1-3, coming batholith. San Sebastian from granite gra of the batholith. diffractometer ...absent. the granites of the is of Bolivar batholith K-feldspar and (c) of rocks the granites |  | | Journal (issue) | | the Bald Mountain Skarn, Pipestone Pass Area, Montana.. ........... 18 by Robert L. Reuss Famous Mineral...and Mexican min erals, including ·boleite from Montana, coppers from Arizona and New Mexico, and others...great pleasure 1hat I learned 1ha1 1he Frederick County Rock . and Mineral Club produces a bulletin which...crystal 24 by l l mm) from the Thomas Mountains, Juab County, Utah, Al though collecting is tedious. this lo...by 4 cm) from the Dallas Gem mine, Son [lenito County, California. New veins of this material hove not |  | | Book (volume) | | brownish yellow octagonal calcite (21.30 ct), Montana; light yellow orthoclase feldspar (25.03 ct), Idaho;...Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal step cut violetish pink...Vivid blue matched benitoite gems from San Benito County, California, consisting of 52 benitoites and 75...oligoclase feldspar (5.04 ct), Oregon; and three Montana sapphires, violetish blue (2.52 ct), yellow (4...large-scale mining of sapphire-bearing gravels in Montana is beginning and is expected to produce large quantities | | | Journal (issue) | | the Bald Mountain Skarn, Pipestone Pass Area, Montana..................................18 by Robert L...and Mexican min erals, including boleite from Montana, coppers from Arizona and New Mexico, and others...great pleasure that I learned that the Frederick County Rock and Mineral Club produces a bulletin which...crystal 24 by 11 mm) froni the Thomas Mountains, Juab County, Utah, Al though collecting is tedious/this lo...l by 4 cm) from the Dallas Gem mine, San Benito County, California. New veins of this material have not |  | | Report (issue) | | AND ORE DEPOSITS OF THE PHILIPSBURG QUADRANGLE MONTANA BY WILLIAM HARVEY EMMONS AND FRANK CATHCART CALKINS.... .......................... . ... . . 65 65 Jefferson li1nestone ............ . ......................_.. ____ _ 97 Granodiorite of the Philipsburg batholith. ___ . _. _. _.... __________ . ____ .. _____...______ . ___ . ____ . _.. ___ _ 102 Intrusion on Boulder Creek __ .. _____ . .. ___ . ______ . __ ... ___...__ .. ____ _ 107 Biotite granite of the Royal batholith .. _____ . ___________ .. ___ ... ___ .. .. ___ |  | | Report (issue) | | paleotectonics in east-central Idaho and southwestern Montana, by W. J. Mapel and C. A. Sandberg- ______ The...rocks in Cretaceous conglomerates in northwestern Montana, by M. R. Mudge and R. A. Sheppard,___________...and rodingite in Hunting Hill quarry, Montgomery County, Md. A summary, by D. M. Larrabee. _______ Accessory...ages of some igneous rocks in northern Stevens County, Wash., by R. G. Yates and J. C. Engel~_____- ...KANSAS FINNEY COUNTY 1 HAMILTON COUNTY ' | *-L^ | KEAKNY COUNTY STANTON COUNTY GRANT COUNTY Area of B |  | | Book (edition) | | abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...always included in text, except in the cases of the USA, UK, and the provinces Ontario and Quebec in Canada...Uintah County. Utah. and m (2.B. acanthite group). Monoclinic, C2/m, a,b,c Rio Blanco County. Colorado...Plat., Malawi, G 10 17 River Formation in Uintah County, Utah. Deer et al., v. 2A,483, 1997. Aenigmatite...phonolites, rhyolites, and their lavas in Sonoma County, California, in the Picture Gorge basalt, Wheeler |  | | Book | | long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...Litchfield County. Ilmenite masses and crystals from somewhere near Washington, Litchfield County, were described...Lake Road occurrence, Faraday Township, Hastings County. In fall 1994, Dan and Shelley Lambert extracted...Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's finest ilmenite specimens |  | | Report (issue) | | Sillimanite and andalusite --------------- 77 Prehnite------------------------ 79 Epidote and allanite...andalusite -----------------------------------------41. Prehnite ----------------------------------------------------42...ABSTRACT The south tip of the Sierra Nevada batholith terminates abruptly along the San Andreas fault...east-west-trending structural grain. Apparently, a part of the batholith has been torn away and displaced by San Andreas...fully understood. The southernmost Sierra Nevada batholith is made up of numerous granitic plutons that range | | | Book (volume) | | Vivid blue matched benitoite gems from Sai, Benito County, California, consisting of 52 benitoites and 75...oligoclase feldspar (5.04 et), Oregon; and three Montana sapphires, violetish blue (2 .52 et), yellow (4...large-scale mining of sapphire-bearing gravels in Montana is beginning and is expected to produce large quantities...Cantlin, Ellis, ID; Jeannette B. Carillo, Gen1 Center USA, El Paso, TX; Gary Christopher, The Prospectors Cache...Comnussion, Little Rock, AR; Richard W Hughes, Boulder, CO; Duane L. Johnson, Rocky Mountain Soapstone |  | | Report (volume) | | analysis of contact metamorphism associated with batholith terrains. Geological sciences is becoming increasingly...Adirondacks Alta aureole Ballachulish aureole Boulder and Marysville aureoles Christmas Mountains and...1982). VOLCANIC FRONT TRENCH " \ 2 5 zeolite prehnite-pumpellyite blueschist eclogite greenschist epidote...(Fig. 2), aureoles are rarely hosted in rocks of prehnite-pumpelleyite and blueschist facies. INTRUSIVES...SURFACE Figure 5 (above). Aureole of the Lexington Batholith, Maine. The shapes of the staurolite-in and staurolite-out |  | | Report (volume) | | of Colorado Studies, Series in Earth Science. Boulder, Colo. Colorado Water Conserv. Board Ground-Water...Bull.- Geological Society of America Bulletin. Boulder, Colo. Geol. Soc. America Eng. Geology Case Histories...Histories. Boulder, Colo. Geol. Soc. America Mem.- Geological Society of America Memoir. Boulder, Colo. Geol...Geol. Soc. America Proc. Boulder, Colo. Proceedings Volume of the Geological Society of America. Geol...Geol. Soc. America Spec. Paper Boulder, Colo. Geol. Soc. London Proc. England. Geological Society of |
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