 | | Journal (article/letter/editorial) | | thin sections. GENTHELVTTEFRoM .oo".*JioHSJNrArN, EL PASOcouNrY' Suraey,Denaer,Colorailo' Gr-rNN R. Scorr...northeast-trendingspur of CookZnaBerSiaOrrS, stove Mountain in the NE+ NW+ NW| sec.4, T. 15 S', R' 67 W'...quadrangle), El Paso County, Colo. Another occurrenceof genthelvite from El Paso County was recently...pegmatites on the northeast-trending spur of Cookstove Mountain crop out in a narrow north-northwest-trending...articles since 1876, are St. Peter's Dome, Cookstove Mountain, and Crystal Park. several generalizationscan |  | | Journal (article/letter/editorial) | | northeasterly-trending continentul Figure 2. Geologic map of the Colorado Front Range showing the Precambrian metamorphic...that had been uplifted during an earlier orogeny (mountain-building episode). Sediments deposited in the...Karistrom 1978; Lanthier 1978). Farther south in Colorado, sediments accumulated in decper-water rocks formed...Survey into “Early, Middle, and Late” Eras. In Colorado we because of the subsequent folding and overthrusting...subduction zone and possibly the creation Era in Colorado and Wyoming of a volcanic island arc. Carpenter |  | | Journal (article/letter/editorial) | | Sapienza] at 20:04 16 May 2014 Stove Mountain Area Colorado Springs, Colorado All photos by Gary Zito unless...otherwise noted 224 ROCKS & MINERALS GARY ZITO Colorado School of Mines Metallurgical and Materials Engineering...Engineering Department 1500 Illinois Street Golden, Colorado 80401 gzito@mines.edu SARAH L. HANSON Adrian...Sapienza] at 20:04 16 May 2014 in the Stove Mountain area of Colorado have provided numerous attractive specimens...sharp crystals. Figure 1 (center spread). Stove Mountain, Colorado. Figure 2 (center spread, inset). An outcrop |  | | Journal (article/letter/editorial) | | MINERALOGY OF THE MOUNT ROSA AREA, EL PASO AND TELLER COUNTIES, COLORADO. II. PEGMATITESI EuceNB B. Gnoss...alkalic granites in the Mount Rosa area, west of Colorado Springs. One is the older calc-alkalic Pikes Peak...the St. Peters Dome district, Mount Rosa area,Colorado,attracted the attention of mineralogists as earlv...north and northeast of Stove Mountain, with concentrationson a ridge north of Fairview and along a narrow...near Crystal Park, three miles north of Kineo Mountain. Best €xposuresare in prospect pits. All of the |  | | Journal (article/letter/editorial) | | MINERALOGY OF THE MOUNT ROSA AREA, EL PASO AND TELLER COUNTIES, COLORADO. I. THE GRANITES1 E. B. Gnoss2.q...the southern termination of the Colorado Front Range, Teller and EI Paso Counties, Colorado.It may be reachedfrom...500and 10,500feet are U-shapedvallel,'s with small mountain meadows,whereasat elevationsbetween 7,500and 9...Miles Frc. 1. fndex map of the Mount Rosa area, Colorado. other plutons southeastof Pikes Peak. Stevens(1949)...approximately 1,200 square miles in the southern Colorado Front Range. The batholith extends from the Rosalie |  | | Journal (issue) | | 602-299-5274 Promotions Manager Sue Jones 1601 Fairview Dr., Suite C Carson City, NV 89701 702-883-2598...702-883-2598 Bookstore Marilee Chirila 1601 Fairview Dr., Suite C Carson City, NV 89701 702-883-2598 Subscriptions...Three mine pegmatites, Ramona district, San Diego County, California ............................101 by...25046, M .S. 905 Denver Federal Center Denver, Colorado 80225 In recent decades the science of mineralogy... 905 Box 25046 Denver Federal Center, Denver, Colorado 80225 Louis B. Spaulding, Jr. P. O. Box 807, Ramona |  | | Journal (issue) | | and D.D. Hogarth Diamond collecting in northern Colorado ............................................205...Collins The Lake Clear-Kuehl Lake area, Renfrew County, Ontario.........................................Endlichite and descloizite from the Chalk Mountain mine, Churchill County, Nevada ............................. Bostwick Mercury amidonitrate crystals from Colorado ....................................233 Printed...claim to be the largest mineral dealer in the El Paso area, but we have in stock a good selection of |  | | Report (volume) | | (E) Tungsten deposits of Vance County, N. C., and Mecklenburg County, Va., by G. H. Espenshade (published...deposits near Seiad and McGuffy Creeks, Siskiyou County, Calif., by F. G. Wells, C. T. Smith, G. H. Rynearson...Chromite deposits of Boulder River area, Sweetgrass County, Mont., by A. L. Howland, E. M. Garrels, and W...corundum deposits in the Buck Creek peridotite, Clay County, N. C., by J. B. Hadley (published in December...the tungsten deposits of Vance County, N. c., and Mecklenburg County, Va •••.•••••...••••. Geologic map |  | | Report (volume) | | Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...knowledge____________________________________ Future of Colorado mineralogy______________________________________...mineral localities and metallic mineral deposits of Colorado ________________________________ In pocket III...mineral localities and metallic mineral deposits of Colorado, has not been included in this reprint. Many of...especially Fischer and others, 1946). MINERALS OF COLORADO: A 100-YEAR RECORD By EDWIN B. EcKEL ABSTRACT |  | Barker, F., Wones, D.R., Sharp, W.N., Desborough, G.A. (1975) The Pikes Peak batholith, Colorado front range, and a model for the origin of the gabbro—anorthosite—syenite—potassic granite suite. Precambrian Research, 2 (2) 97-160 doi:10.1016/0301-9268(75)90001-7 | Journal (article/letter/editorial) | | in The Netherlands THE PIKES PEAK BATHOLITH, COLORADO FRONT RANGE, AND A MODEL FOR THE ORIGIN OF THE...Desborough, G.A., 1975. The Pikes Peak batholith, Colorado Front Range, and a model for the origin of the...batholith lies in the southern Front Range of Colorado, west of Colorado Springs and south and southwest of Denver...~ENVER! MT ROSA e AREA • Pueblo Mt. Evans • COLORADO ROSALIE LOBE Conifer /??': Bailey. "~ Jefferson...Fig.1. Index map of the Pikes Peak batholith, Colorado. 4 0 KILOMETERS t 100 L04o52'30 ' \ , / |  | | Report (issue) | | DEPOSITS OP BARSTOW QUADRANGLE SAN BERN.ABDINO COUNTY. CAIJFOBNIA Bulleln 16.§ 1954 - - """' DIVISION~OF...deposits of Barsto,1 qu,idrangle, San Bernardino county, California. coo.l - (., ,. °1'- MOUNT SHASTA...DEPOSITS OF BARSTOW QUADRANGLE SAN BERNARDINO COUNTY, CALIFORNIA By OLIVER E. BOWEN, JR. and THERMAL...Geologic 1nap of Barsto,v qnadrangle, San Bernard ino County, California __ _ _ __ _____________ Ill pol.'.ket...DEPOSITS OF BARSTOW QUADRANGLE, SAN BERNARDINO COUNTY, CALIFORNIA BY OLIVER E. BOWEN, JR. * OUTLI N |  | | Report (issue) | | portion of the Bristol Mountains, San Bernardino County, California......................................activity in the Little Maria Mountains, Riverside County, California......................................gneiss and associated detachment faults near the Colorado Plateau boundary in western Arizona ............of "Mesozoic sedimentary rocks" in northern Yuma County, western Arizona.......... ......................Maria Mountains, and Palen Pass area, Riverside County, California...........Donna L. Martin, Daniel Krummenacher |  | | Journal (article/letter/editorial) | | andsynclines. I. Prospect.' Inferredhighanglefault. 2. Fairview andBirchMines. Lakes andponds. •. Prospect....barren of magnetiteconcentra- from lean ore at the Fairview and Birch mines and tions. Gammaprime indicesof...III a two-pyroxeneamphibolitecomposed a quartz-perthite pegmatite are derived from re.of 30 percent hornblende...Mg and someFe, Ti, Ni, Cu, and Zr. Spessartite perthite gneiss. Table II suggestswhat may have in the...(anti- Gresens(1966b,p. 57-62) suggested that perthite). Small quantitiesof magnetiteand quartz ultrabasics |  | | Report (issue) | | 3i University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs... Majuba Hill Mine, Antelope district, Pershing County. N. Prenn coJlection. Photograph by J. Scovil....Goodsprings (Yellow Pine) Mining District, Clark County John C. Kepper MINERAL CATALOG 91 121 Gregory...Gold, Humboldt Mountain Gold, Mexican Mine Gold, Majuba Placer Gold, Round Mountain Mine Grossular,...Quartz (amethyst) and Calcite Quartz, Petersen Mountain Quartz (amethyst), faceted Quartz with Spessartine |  | | Book (edition) | | MILEAGE L OGS. REVISED EDITION Revised Edition, COLORADO GEM TRAILS AND MINERAL GUIDE HICllAHD :--1. PEARL...an extensive ¥em and mineral collecting tour 01 Colorado, revealing the interesting places where Nature...highways. Latest information is given on local tra\'el and collecting conditions and land ownership, so...Swallow, Publisher) 2679 South York Street Denver, Colorado 80210 - , =· - ·, BOOKS BY RICHARD M. PEARL...Exploring Rocks, Minerals, Fossils in Colorado America's Mountain: Pikes Peak and the Pikes Peak Region | | | Report (issue) | | 31 University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs... Majuba Hill Mine, Antelope district, Pershing County. N. Prenn collection. Photograph by J. Scovil....Goodsprings (Yellow Pine) Mining District, Clark County John C. Kepper 91 References 467 Contributors...Pyromorphite after Galena with Conichalcite Gold, Round Mountain Mine Quartz, Lovelock area Acanthite Grossular...Almandine-Spessartine Annabergite Gypsum Quartz, Petersen Mountain Heterogenite Quartz (amethyst), faceted Arsenolite |  | | Book (edition) | | — _ ; COLORADO GEM TRAILS AND MINERAL GUIDE ! ■ : ' BOOKS BY RICHARD M. PEARL Colorado Gem Trails...Trails and Mineral Guide Colorado Rocks, Minerals, Fossils America’s Mountain: Pikes Peak and the Pikes...Nature As Sculptor: A Geologic Interpretation of Colorado Scenery Guide to Geologic Literature Popular Gemology...Gemology Mineral Collectors Handbook Colorado Gem Trails The Art of Gem Cutting (With Dr. H. C. Dake)...Dake) * RICHARD M. PEARL ★ COLORADO GEM TRAILS AND MINERAL GUIDE ★ SKETCH MAPS BY MIGNON WARDELL PEARL |  | | Book (volume) | | rocks are exposed as thick bands around the entire mountain system. The rising granite mass intruded the famed...an inexhaustible supply of cold artesian, Rocky Mountain snow melt water. Harney Peak is the crest of the...beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds |  | | Report (issue) | | .... : . .............. - ........ .. . . T~os County, by L. C. Graton and W ..Lindgren ..... ............ ~ .·: ........ . Other prospects on Black Mountain ...... : . .... : . . . . :: ............. .....IL DETAILED DESCRIP,T IONs-Continued . . Colfax County, by L. C. Graton-Continued. · • •. Elizabethtown...~ ~ ~-~ ~\ ~ ~ ~ :·: ~ ~~ ~ ~: : i~i • ~ Iron Mountain ....... .. ......... .. ......... _ ~ ._ ............_......................... • 1 Rio Arriba County, by ~- C. Graton ... _......... ~ - -- ·...... |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA |  | | Report (volume) | | ___________________________________________ Soledad Mountain area.___________________________-____---__-_Middle...-________--______ Tropico Hill-Willow Springs Mountain area.-..------------------Antelope Valley are...___________________________________________ 225 Mines of Soledad Mountain area. __---_--___-__._,:-_________ 226 Mines of..._____________________'__________ 231 Mines of Willow Springs Mountain. __________________________ 233 Mines of Tropico...Soledad Mountain area.-...-----_-------___-__.____________ 238 Tropico Hill-Willow Springs Mountain area___________________ |  | | Report (issue) | | pegmatite in granite, Short Tom Smith mine, Rockingham County, N. C______ ____ ____________________ _______________________...pegmatite and granite, E. R. Self mine, Gaston County, N. C____________________ 6. Sinuous discordant...bulge in the hanging wall, Knight mine, Rockingham County, N. C- ~ -7. Sharp hanging-wall contact, Knight...granite underlain by schist, Hawkins mine, Stokes County, N. C _ _ _ _ _ _ __ _ _ __ _ _ _ _ _ 9. Same granite...and other units in the Big Bess pegmatite, Gaston County, N. C _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ __ |  | | Journal (issue) | | and August 1st, 1965, in Pierrepont, St. Lawrence County, N. Y., to swap or dig your own tourmaline plus...City Auditorium, Colorado Springs, Colo. Show Chairman Roy G. Bar rett, Box 2, Colorado Springs, Colo....N. C. ROCKS AND MINERALS Aug. 14, 15, 1965 — Colorado Mineral Society 5th Annual Denver Gem and Mineral...Mineral Fair will be held at the Jefferson County Fair Grounds west of Denver, Colo., on U. S. 6. For more...1965—5th Annual Swapping Bee and Picnic of the Fulton County Mineral Club will be held at John Boyd Thacher |  | | Book (edition) | | uranium-vanadium deposits on the vegetation of the Colorado Plateau. H. Cannon L. (1953) Geobotanical...prospecting for uranium on La Ventana Mesa, Sandoval County, New Mexico. .,3d ed. H. C. Dake (1953) The uranium...and J. H. Soule (1955) Uranium ynining on the Colorado Plateau. Jack DeMent and H. C. Dake (1947) Handbook...V. C. Kelley (1955a) Regional tectonics of the Colorado Plateau and relationship to the origin and distribution...currence of uranium and vanadium minerals from the Colorado Plateaus. For maps showing the location of uranium |
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