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| SILVER ENRICHMENT IN THE SAN JUAN MOUNTAINS, COLORADO. By EDSON S. BASTIN. INTRODUCTION. The following...through duties incident to the war. In the work near Ouray the writer was accompanied by Chase Palmer, chemist...writer is indebted to Mr. William Kathmell, of Ouray, for many excellent specimens of rich silver ores;...Fred Carroll, of the Atlas mine, Ouray; Mr. F. G. Farish, of the Humboldt mine, ^iear Telluride; Mr. L....S. Holland, then in charge of the Smuggler-Union mine, at Telluride, and many others for valuable aid |
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| ...................... (B) Colemanite in Clark County, Nev., by L.F. Noble (published Feb. 23,1922) (C)...1922)............... (H) Peridotite dikes in Scott County, Ark., by H. D. Miser and C. S. Ross (published.......... (I) Diamond-bearing peridotite in Pike County, Ark., by H. D. Miser and C. S. Ross (published........... (J) The Los Burros district, Monterey County, Calif., by J. M. Hill (published April 28, 1923)...limestone member of Horse Spring formation in Clark County, Nev.: A, Near Horse Spring; B, Near Bitter Spring |
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| University] at 07:53 01 January 2015 Bournonite Yaogangxian Mine, Chenzhou, Hunan Province, China T ...A good example is proustite. Another might be bournonite, a sulfosalt well known for its distinctive twinned...twinned crystals. Until recently, exceptional bournonite specimens were difficult to acquire. Those from...clearly the most prolific being the Yaogangxian mine, Hunan Province. (Additional locality information...Cook article, this issue.) An exceptionally nice bournonite from this locality has been suggested for this |
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| of COLORADO ED RAINES Geology Museum Colorado School of Mines 1310 Maple Street Golden, Colorado 80401...noted Figure 1. Camp Bird mine, level 2, Sneffels district, Ouray County. Raines-Pettem collection,...photographer unknown. B etween 1868 and 1922, Colorado produced almost 260 million pounds of copper....with another 50 million pounds mined in San Juan County (Henderson 1926). During the twentieth century...mined (Beaty, Landis, and Thompson 1990). Total Colorado production prior to 1958 reached 585 million pounds |
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| REPORT ECONOMIC GEOLOGT 7 SILVERTON QUADRANGLE, COLORADO FREDERICK RANSOME WASHINGTON GOVERNMENT PRINTING...Silver Lake mine..... . -.-.-..--....-.---..-.-. ....................... 145 145 145 149 Iowa mine ........Royal Tiger mine......................... 159 ......--.....-....-.-....-. Buckeye mine ...............-- ......................... 160 Titusville. mine ... .........--.--..-.---...-..-............................-.-...--......-..........-.,.:. Aspen mine ..... ... .....,.-...--....----.-.--..---.-.... |
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| 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...the Freeland lode near Idaho Springs, Clear Creek County. Here, tennantite crystals from 3 to 6 mm on edge |
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| gold were associated in the EnterprjseMine, Rico, Colorado,but no detailsof the occurrencewere given. Bastin4...JamesA. Noblefor the resultsof yearsof work in the mine and laboratory. Noble'sresultsin generalagree with...in magnetite. In someof the outlyingparts of the mine there is no closerelationbetweengold and arsenopyrite...a studyof assaysof ore from theGeorgeGold-Copper Mine of Stewart,BritishColumbia, showsthat gold is associated...amountof arsenopyrite in the ore. In someareasof the mine arsenopyrite carriesmore gold than in others,but |
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| the town of Wallace on the east and the Crescent Mine on the west (Figs. 1 and' 2). Clark (4) wrote...value outsideof silver." He did point out that the Yankee Group (now the Sunshine) was richer in silver..../ F•g. 3. Crosssectionthrough the Silver Summit mine. Areas of chlorite occur in and near ore on the...contact.It was sampledat intervals from the Sunshine mine eastward into Montana. The chlorite zone was most...chloritized St. Regisrocksare exposed at the Atlas mine east of the Silver Belt and south of the Osburn |
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| cupriferouspyrite; or, as in the Breckenridgedistrict, Colorado, veinsin whichthe charactei'istic ore of the upperlevelsis...Paleozoic and Mesozoic sandstonesof New Mexico, Colorado,Utah and adjacent states.a Lindgren and Graton...Emmons, S. F., "Copper in the Red Beds of the Colorado Plateau Region," Bull. U.S. Geol. Survey No. 260...the Silverton district of the San Juan region of Colorado, however, kaolinite appearsto have formed contemporaneouslywith...h abundant,well-crystallized pyrite and with bournonite, enargite,guitermanite (3PbS.As2Sa) and zunyite |
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| 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 |
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| CA Articles Great pockets: the National Belle mine ..................................................T. Rosemeyer Phosphate minerals from the Tip Top mine, Black Hills, South D a k o ta ...................& W. L. Roberts The Stoneham barite locality, Colorado....................................................... 255 by N. L. Bennett The Buca della Vena mine, Tuscany, I ta ly ................................R. Kampf Natural History Museum of Los Angeles County George Robinson National Museums of Canada Arthur |
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| Deposits of the Coeur d'Alene District Shoshone County, Idaho GEOLOGICAL SURVEY PROFESSIONAL PAPER 445...Deposits of the Coeur d'Alene District Shoshone County, Idaho By VERNE C. FRYKLUND, ]R. With a section...Tetrahedrite ______________________________ _ Bournonite _____________ ______________ _____ _ Meneghinite...______________ _ Frisco ore shoot of the Frisco mine _______ _ Morning-Star ore shoot ________________...__________________ _ Tony ore shoot of the Page mine ________ _ Bunker Hill mine ore ___________________ _ Silver and |
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| MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Sine —_—< ¢ te om At _SHT 40...MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Richard Walker Holmes and Marrianna...Mines and minerals of the Great American Rift (Colorado-New Mexico). Bibliography: p. Includes index...index. 1. Mines and mineral resources—Colorado. 2. Mines and mineral resources—New Mexico. I. Kennedy, Marrianna...enter must be obtained to prevent trespass. Old mine workings are dangerous and entering underground |
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| Tr W S W Tr M Tr W S Tr W Tr W S 76. Ymir Yankee Girl, B.C .............. 77. Wesko,B.C......... ...Tr Yellowknife, Northwest Territories 250. Con Mine, N.W.T...L .40 Tr S Tr Tr Tr S S S S Tr S...SpiderPond......... L .30 Tr Tr W W Montana Emma Mine, Butte...M RainbowVein, Butte..M .20 .20 W Tr...Tr W M W M Tr M Tr Tr W Tr Tr Tr Tr W Colorado Georgetown, Clear Creek............. Kokomo... Beaver County (Triboluminescent) .M Silver King Coalition . M W W Arizona Montana Mine, Ruby. M |
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| IsotopicVariationsin the Lower ChesterVein, Sunshine Mine, Idaho RICHARD H. HARRIS, Newmont Exploration,327... Little is publishedcon- levels of the Sunshine mine. cerningthe chemistryand isotopiccompositions of...zonationswere noted. 706 ISOTOPIC VARIATIONS,SUNSHINE MINE, IDAHO 707 Arnold Silverman(pets. commun.) reportsthat...district(Ault and Kulp, 1960; Zartman and Stacey, DIKE YANKEE GIRL VEIN FIG. 1. -Fault [•] WALLACE -- Vein O...turn containsvarying amountsof quartz. The Sunshine mine is located in the "Silver Belt," Examination of |
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| ............................................. 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...See Bauxite and Halloysite. 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; |
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| Zeitner Page 54 . A Greater Glory? Page 58 Colorado Localities — Fancher Page 60 A Zeolite Bonanza...postape. insurance. J. J. JEWELCRAFT 2732 COLORADO BLVD. Phone: Clinton 5-1488 LOS ANGELES 41, CALIF...the other Nations, but it would appear that the USA alone will soon fill the sky with numer ous types...important than a TV set. Colorado Locality One of the most notable Colorado locali ties for the “rare...road construc tion, and the waste dumps from the mine workings have revealed additional material, suitable |
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| 193-256 137-208 129-192 209-264 193-256 [ [ COLORADO-Ill] 177-256 121-184 89-168 1-120 1-88 [ ...177-256 185-280 169-248 [ 425-528 337--400 COLORADO-II] 321--400 337--400 ARIZONA-Ill] 337--400...69-132 65-128 1-64 11 / 1980 20 I 1989 [ COLORADO-I] [ 289-352 385-448 [ AUSTRALlA] 353-504...On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN |
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| A. F. Rogers, Stanford University, Palo Alto. Colorado.........Prof. R. D. George, Boulder. Connecticut...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 |
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| depth__________ Precipitates from mine waters under superficial conditions_ Composition of mine waters of the Jopliu-region___________...Copperopolis, California____________________ 233 Shasta County, California______ _ __ 234 Snowstorm lode, Coeur...______ 236 239 239 239 240 240 240 Queen of Bronze mine, Oregon_________ Boundary district, British Columbia...Vancouver, British Columbia______ _ _ La Reforma mine, Campo Morado, Mexico_____I___ 242 242 San Jose...Prince of Wales Island, Alaska ______ 245 Bonanza mine, Chitina copper belt, Alaska 246 Boleo, Lower |
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| ................................ 30 Bernalillo County ..................................................................................... 30 Catron County ..................................................................................... 32 Chaves County ..................................................................................... 33 Colfax County ..................................................................... 34 35 36 37 38 39 Curry County .............................................. |
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| M|.70 oh Goodenough, B.C... cht 90 76, Ymir Yankee Girl, Sts TA M |.90 . Wesko, B. C. .M }.50 78. Howard...All Fro Quebec Ca Newfour Spi Montane En Ra Su Colorado Ge ( Ko SPHALERITE FROM WESTERN CANADA. ...H |.20 .M }.20 ceoske [oO | Tr) Tr Montana Emma Mine, Butte. ..M |.20 Rainbow Vein, Butte..M |.20 |W...|W | Tr Superior Vein, Butte. .M |.20 | Colorado | | Georgetown, Clear Sr M |.40 | Tr | M | Kokomo tA coalentes...M;}M|M/W Yellowknife, Northwest Territoriies 250. Con Mine, N. W. T...L Ontario Albemarle wake JO Fronteriac |
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| precipitation of the metalo........ Composition of mine waters............................................of sulphide enrichment Continued. Composition of mine waters Continued. Discussion of analyses Continued...on depth..................... Precipitates from mine waters under superficial conditions....... Oxidation.................................. Queen of Bronze mine, Oreg................................................................................. La Reforma mine, Campo Morado, Mexico.......................... |
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| ...................... 1. Rocks from Aroostook County..... ^..................'........... 2. Miscellaneous...1. Elliott County dike............................................... 2. Crittenden County dike............................ Schist from the Aragon iron mine............................... ill 17 .18 18 19................ 86 87 90 90 92 93 93 94 95 95 Colorado.................................................................. v ...................... 11. Ouray quadrangle..................................... |
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| Superior to Expand By Letson Safety and Economy in Mine Ventilation . The Prosperting Spirit . Editorial...Low Eagle & Blue Effects U. S Coal Company's Mine near Kemmerer, Wyoming. Votes of Chloridizing...and His Burro . By Will C. Higgins . 0. By B. Colorado Lead Examined l'tah Metal Mining Co. Steel Structure...The Ray ( ' on . Reports Annual Report of Chino Mine The Mining Situation in Utah. Editorial Lehi- Tintic...Co. By Will C. Higgins Somerset Manley Beaver County Flourishing The White Plague in Mines . Goldfield |
Yankee Girl Mine, Ouray County, Colorado, USA