 | | Journal (article/letter/editorial) | | Recent Collecting Activity in SAN JUAN COUNTY, COLORADO B A R B A R A and J O H N M U N T Y A N 6978...6978 Wapiti Court Boulder, Colorado 80301 Photographs by the authors; specimens from the authors' collection...material has been obtained from a number of San Juan County mines and prospects during the last decade...almost ceased. COLORADO S A N J U A N C O U N T Y L I E S in southwestern Colorado. Some of the state's...vicinity of Silverton, the principal town in the county. The American Tunnel, located just north of town |  | | Journal (article/letter/editorial) | | engaged in professional work in the San Juan region of Colorado, specimens of two uncommon bismuth minerals...variety of galenobismuthinite, was found in the Saxon mine, which adjoins the l Davy, W. M. and Farnham...1920. . 22 THE AMERICAN MINERALOGIST Alaska mine where the mineral was discovered by Koenig2 and...are in poughkeepsie Gulch, in the Silverton Quadrangle, Colorado. The material from the Alaska mine has...areas of chalcopyrite were also found in the polished sections. In the specimen from the Alaska mine, loaned |  | | Journal (issue) | | Julius Weber Mamaroneck, New York COLORADO ISSUE #2 Articles Colorado locality index.............................. 323 by B. L. Muntyan What’s new in Colorado minerals? ...................................... Famous mineral localities: the Home Sweet Home mine ......................................................... 339 by M. I. Jacobson The San Juan Mountains of Colorado ..................................349...10 cm tall, from the Yucca Hill claim, Park County, Colorado. Richard A. Kosnar specimen; photo by John |  | | Book | | .3 COLORADO. of COLORADO. J. S. l GEORGETOWN, COLO. GEORGETOWN COURIER PRINT. 1887. 3 Bancroft...From a mineralogical point of view the wealth of Colorado exceeds that of In the metallic minerals almost...to in the following pages Proceedings of the Colorado Scientific Society. Proceedings of the Academy...the U. S. Geological Survey. J. GEORGETOWN, COLORADO, January, 1887. S. RANDALL. : MINERALS...gravel of streams and in veins. The veins of Gilpin County are especially noteworthy for the amount of gold |  | | Report (volume) | | REPORT ECONOMIC GEOLOGT 7 SILVERTON QUADRANGLE, COLORADO FREDERICK RANSOME WASHINGTON GOVERNMENT PRINTING...Whitman Cross........................... ........ San Juan volcanic area .......................... .......the volcanic area ......... ...........:..... San Juan formation . ...... ...'......--...-.............Silver Lake mine..... . -.-.-..--....-.---..-.-. ....................... 145 145 145 149 Iowa mine ........Royal Tiger mine......................... 159 ......--.....-....-.-....-. Buckeye mine ........... |  | | Book (edition) | | Survey, Tom Rosemeyer, Chief Engineer, Camp Bird Mine and Miss Margaret B. Allen, M.A. of Orange, New........................................ 8 9 Chalcopyrite...................................................................... Ouray and the Camp Bird Mine; Past, Present. Future The Windham Report of Mining...Ouray in 1880 . . The Mineralogy at the Camp Bird Mine................... Glossary' Including Notes On...(Insert) A Guide to Mineral Collecting at Ouray, Colorado with Notes as to the History and Geology By Ervan |  | | Book | | Gkologim-in-charge. CATALOGUE OF MINERALS FOUND IN COLORADO. BY • F. M. ENDLICH. [EXTRACTED FROM THE TENTH...been adopted. tar as practicable, analyses of Colorado minerals have been given. They will aid examination...of the catalogue. systematic enumeration of the Colorado mineral species and references to the publications...Endlich, S. IN COLORADO. X. D. The continuous development of mineral resources of Colorado is productive...Geological .Report for PS75. Now, the survey of Colorado is completed, many additions of species new to |  | | Report (issue) | | QlJADRANGLE (TOGETHER 'VITH THE EMPIRE DISTRICT) COLORADo· BY JOSIAH E. SPURR AND GEORGE H. GARREY WITH..................._.......... . Distribution in Colorado ................................................Boulder County.............. . . . . . . . . . . . ......... . ....... . 103 Ores in Gilpin County ........................... . 103 Orcs in Clear Creek County ............................ . 103 Ores from the.......................................... . 110 San Juan region ...................................... |  | | Journal (issue) | | Marvin Hanner Additions to the Ore Mineralogy of Colorado.................................................by Donald Grybeck Crystallized Minerals of the Colorado Mineral Belt....................................had achieved considerable fame, and the right to mine diopside was obtained that year by G eorge L. English...thereafter. In 1971 both the land and the right to mine diopside were purchased by the present owners, Schuyler...Alveum, R obert Dow, and G eorge Robinson. T he mine is now being worked interm ittently each year for |  | | 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 |  | | Journal (article/letter/editorial) | | minerals include, to name but a few, pyrite, chalcopyrite, galena, acanthite, sternbergite, enargite,...crystals from the Champion lode, Clear Creek County, Colorado. Dave Bunk specimen, Jeff Scovil photo. Figure...tennantite crystals with quartz from the El Cobre mine, Concepción del Oro, Zacatecas, Mexico. Cal and...specimen from the Longfellow mine, Red Mountain Pass, Ouray County, Colorado. Dave Bunk specimen, Jeff Scovil...States will be examined first, with the state of Colorado a good starting point. The ore deposits of the |  | | Journal (issue) | | Newsletter $6.00 Fibrous Malachite from the Mindingi Mine Katanga, Democratic Republic of the Congo Tony Nikischer...Specimens of fibrous malachite from the Mindingi Mine in the Kambove District of Katanga began to appear...ten {I 0) years ago (see figure J ). Although the mine was first worked superficially in the 1930s for...DRC as well (see figure 2). Today, the Mindingi Mine continues to produce wonderful malachite specimens...specimenand image. Nickel Laterite From the Tiebaghi Mine, New Caledonia Bob Werner werner@lcturbonet.com |  | | Journal (article/letter/editorial) | | National University] at 06:43 31 December 2014 mine in Colorado, and they found virtually the entire series...veins where it is associated with, among others, chalcopyrite, galena, sphalerite, pyrite, acanthite, bornite...pseudomorph collector there are examples of chalcopyrite, cuprite, covellite, pyrite, bournonite, and...tetrahedrite and pyrite specimen from the Anchor mine, Park City, Utah. The specimen was in the stock...present time are from the Sweet Home mine, near Alma, Park County, Colorado, where it occurs with rhodochrosite |  | | Report (volume) | | William H. Storms, San Francisco. Prof. A. F. Rogers, Stanford University, Palo Alto. Colorado.........Prof...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 |  | | Report (issue) | | COLORADO GEOLOGICAL SURVEY BOULDER R. D. GEOqGE, State Geologi.t BULLETIN 22 MINERAL DEPOSITS OF THE...oozi5137 EAME"S BROS, STATE PRINTERS FOR COLORADO DENVER. COLORADO GEOLOGICAL B O A R D His Excellency...Shoup George Norlin Governor of Colorado President University of Colorado Victor C. Aldersox.. Charles...TRANSMITTAL State Geological Survey, Uxiversity of Colorado, October 28, 1920. Governor Oliver H. Shoup. Chairman...honor to transmit herewith Bulletin 22 of the Colorado Geological Survey. Very respectfully, R. D. George |  | | Journal (issue) | | .... 337 by D. J. Mossman The Colorado Quartz mine, Mariposa County, California: a modem source of crystallized...she and Brooks became part owners of the Old Yuma mine nearby. After a few years her strong love of minerals...mining ventures in Mex ico (particularly the San Francisco mine in Sonora). Many extraor dinary specimens...fuse cutting pliers, and plunger-type detonators. Mine bells and the bell signal sign that accompanied...underground wiring (left one, green, is marked “JEFFREY MINE IN SULATOR”; right one, purple, is marked “CALIFORNIA”); |  | | Report (issue) | | Geology and Ore Deposits of the La Plata District Colorado By EDWIN B. ECKEL with sections by J. S. WILLIAMS...m cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund UNITED...Late geologic history. ___ _____ ____ _-__.____ San Juan region as a whole __________________ La Plata..._ ____________________________ Disseminated chalcopyrite with platinum and palladium, by G. M. Schwartz..._____________ Bonnie Girl___________-_____-" Boren Gulch group_ __________ Brown Bear, by E. N. Goddard. |  | | Report (volume) | | ............................................. Colorado.................................................especially from those of Arkansas, California, Colorado, New Mexico, Oregon, South Dakota, Tennessee,...minerals and rocks, their occurrence and uses: Colorado State Geol. Survey Bull. 6, 1913. 8 USEFUL...Nashville, Tenn. California____.Mr. William H. Storms, San Francisco. Prof. A. F. Rogers, Stanford University...See Bauxite and Halloysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found |  | | Report (issue) | | https://archive.org/details/fluorspardeposito00Oharr COLORADO GEOLOGICAL SURVEY BOULDER R. D. GEORGE, State...State Geologist BULLETIN 18 FLUORSPAR DEPOSITS COLORADO By HARRY KAMES A. AURAND BROTHERS, STATE...-...- Governor of Colorado GEORGE UNORLING nee ee President University of Colorado VicCTOR Ct A LDERGONG...TRANSMITTAL. State Geological Survey, University of Colorado, April 29, 1920. Governor Oliver H. Shoup, Chairman...honor to transmit herewith Bulletin 18 of the Colorado Geological Survey. Very respectfully, R. D. GEORGE |  | | Report (issue) | | Geology and Ore Deposits of the Front Range Colorado By T. S. LO\'ERING and E. N. GODDARD GEOLOGICAL...in cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund ~ oopr...Pre-Cambrian deposits _________________________ _ Mine descriptions __________________________ _ 39 39...disseminations_ Cotopaxi mine _____________________ _ Copper deposits in Jefferson County __ _ F. M.D. property...property _____________ _ Malachite mine ________________ _ Empire mine __________________ _ Hypothermal replacement |  | | Journal (issue) | | . . . . . . . . . 19 by J. A. Scovil The Machow mine, Tamobrzeg, Poland . . . . . . . . . . . .. .. ...after argentite, 10 cm tall, from the Las Chispas mine, Arizpe, Sonora, Mexico. Houston Museum of Natural...his name to the California Academy of Sciences in San Francisco. Friends and admirers of Al who would like...comptroller of the fund), 625 Market Street, Suite 802, San Francisco, CA 94105. Checks should be made payable...addressed to Charles I. Trantham, 324 W. 41st Avenue, San Mateo, CA 94403 (415-345-6228). HARDING PEGMATITE |  | | Journal (issue) | | $315/three years, (Canada) $180/ one year, (outside USA other than Canada) $259 per year Subscription (individuals...Brett Kosnar & Family David E. Ellis (2012-2018) Juan Fernandez-Buelga (2016-2017) Matt Zukowski Alex... Moore7 The Schneeberg District in the famous Saxon Erzgebirge of Germany has been a source of mineral...to the mid-20th centuries, the mines around the Saxon town of Schneeberg have yielded excellent specimens...1877 "find of the century" in the Weisser Hirsch mine; many fine specimens of gangue species-these are |  | | Report (issue) | | SierritaEsperanza copper-molybdenum deposit, Pima County, Arizona, in Jenney, J. P., and Hauck, H. R., eds... 1939, Geology of the Lead Mountain area, Pima County, Arizona [M.S. thesis]: Tucson, University of Arizona...Report on the Loma Prieta mine (copper and molybdenum), Copper Basin, Yavapai County, Arizona: U.S. Geological...Geologic map of the Mount Union quadrangle, Yavapai County, Arizona: U.S. Geological Survey Geologic Quadrangle...Geology and ore deposits of the Jerome area, Yavapai County, Arizona: U.S. Geological Survey Profesional Paper |  | | Journal (issue) | | ornacite, Hemimorphite & Rosasite From the Alice Mine, Goodsprings, Clark Co., Nevada Tony Nikischer Excalibur...offered me a modest lot of material from the Alice Mine, near Goodsprings, Clark Co., Nevada. The deposit...unknownolive greenelongatedneedlesfrom the Alice Mine provedto be molydofomacite, as evidencedby Mo>CrEDSanalysis...years ago I collected at the site of the Big Mike Mine in the mouth of Panther Canyon, Tobin Range, Pershing...ore body. The primary ore consisted mainly of chalcopyrite, CuFeS 2 , and bornite, Cu5FeS4 , with minor |  | | Book (volume) | | instance, a single Spodumene crystal from the Etta Mine near Keystone on the east side of the Mount Rushmore...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...Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles Eye Tunnel |
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