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| Ore Deposits of the· Kokomo-Tenmile District, Colorado By M. H. BERGENDAHL and A. H. KOSCHMANN . I... PAPER 652 Prepared in cooperation with the Colorado Mining Industrial Development Board .. 1\ UNITED...Carbonate veins ___________________________ _ Pyrite-sphalerite-galena veins ________________ _ Ore bodies--...ILLUSTRATIONS Page PLATE 1. Geologic map of Kokomo-Tenmile district----------------------------------...mines ____ In pocket FIGURE 1. Index map of Kokomo-Tenmile district _________________________________ |
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| Mountains, near the center of what is now Jefferson County, Montana. Finding mineralized ground, the three...supported neither by documents on file at the Jefferson County courthouse nor by early newspaper accounts of the...around the mining operation, and the surrounding area became known as the Elkhorn mining district. Below...the location of the town of Elkhorn in Jefferson County, Montana, by William Besse. Figure 3 (opposite...was dewatered and put back into operation. The Wifley tables in the mill were replaced with Frue vanners |
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| east-central Idaho. Most of the Forest is in Lemhi County; only a small portion falls within Idaho and Valley...National Forest. Most of the Salmon Forest is in Lemhi County; only a small portion falls within Idaho and Valley...to more than 11,000 feet in the Lemhi Range. The area is underlain by numerous rock types which vary greatly...and Geology has conducted numerous studies in the area and has contributed much to the literature. Anderson...and rare earth oxide deposits in the Lemhi Pass area, geology and mineral resources of several quadrangles |
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| ...................... ................. Macon County .........._. ...........,..-...........-.............. .......... .1...................... Clay County.. ...............................................tracts...................... ......... Jackson County ................ ................................-.._-....... ............... .^........... 79 Colorado.................................... ............PLATE I. Outcrop of peridotite at Buck Creek, Clay County, N. C......... II. A, Bed of ruby-bearing gravel |
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| , R. 31 E., just across the Ferry County line into Okanogan County. The first location was made during...of 'rol'odo Creek, in Okanogan County, one mile west of the Ferry County line, and the old Sheridan Camp... The ore minerals are chalcopyritc, bornite, sphalerite, p~'rite and scattered minute specks of a sulphide...a few hw1dred yards ,Yest of the Ferry-Okanogan County border, in sec. 30, T. 38 N., R. 32 E., a half-mile...embraces an area of about 200 square miles in the southeastern corner of Okanogan County. It is legally |
 | Hall, R.B., Feininger, Tomas, Barrero, L., Dario, Rico H., Alvarez, A., , (1970) Mineral resources of parts of the Departments of Antioquia and Caldas, Zone II, Colombia. Open-File Report Vol. 1970 (70-148) US Geological Survey doi:10.3133/ofr70148 | Report (issue) |
| Inventario Minero Nacional..................... 2 Area of this repor,t;........................... 3 ...Geologico-Mineras ABSTRACT The mineral resources of an area of 40,000 sq km, principally in the Department of...were investigated during the period 1964-68. The area is designated Zone II by the Colombian Inventario...The geology of approximately 45 percent of this area, or 18,000 sq km, has been mapped by IMN. Zone II...Bogota" and Facultad Nacional de Minas in Medellfn. Area of this report Approximately 45 percent of Zone |
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| 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...additional geophysical methods may be applied to the same area, and if corroborative results from this work meet |
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| Mineral Resources GEOLOGIC BRANCH of Sierra County 7 68 Current Notes 68 SPECIAL ARTICLES 69...classes 1. Mines and mineral resources of a given county or area (describing kind, character, distribution and...DISTRICT MINES AND MINERAL RESOURCES OF SIERRA COUNTY By Charles V. Averill, District Mining Engineer...SIERRA COUNTY, WITH REFERENCES TO REPORTS OF STATE MINERALOGIST 50 GEOGRAPHY Sierra County is one of...feet. The Sierra Nevada continues through Plumas County, which adjoins to the north, but ends just beyond |
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| ace re ee a et Bear Lake County Benewah ‘County seo wen ce ee eT Bingham County ....... es ees ot ae ROR...Blaine County, cx ee a een eae Boise; Cotnty .2 te s2k ne oe ogee a a ep ee a me Bonner County ............. Bonneville County Boundary County: 2c. 54 253 23s Se es een eee Butte. County cic. :-. cca ees ae...eee a Camas: County Canyon. i222 0 County -24 2.205 Caribou County noe Cassia. County: ©Secs ccc.... ce Clark: County: 2:2 Clearwater County \COUmty Mremont, County. Geer” County Tdaho sacs ee |
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| Bannock ene is County. ss 91 Bear Lake Eranklin= County seer County. County ............ Benewah...Benewah County ............ Bingham’ County” -..2.2. Blaine Countyses — es. iBoiseCounty; = =e Bonner County...Bonneville County .......... Boundary County ............ Buttem County ees Camas. County /thn ‘Fremont...‘Fremont ‘County 23 9253 Gem County eee 93) dahon County =e 93 Jefferson County ............ 98 Kootenai...Kootenai County ............... 101. “Latah Countye. veers oes 129 105 +05,Lemh liCounty cancce. tee 130-132 |
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| throughout the building are of Vermont marble. Covers an area of 50,646 square feet. LETTER OF TRANSMITTAL To...Caribou: County eee eee tee 185 Cassia County Bannock IER Clark County Bear Lake County........... ae aly County Clearwater County. eee 189 Ipenewans COUNty 2. gene, Ubayey neal COUNTY sre eee ee...ee ee Boise County........ Guster™ County cc ee eee Elmore County ........ Fremont County GemsCountys-e...GemsCountys-e. 5 eee eee Bonner County Bonneville County Boundary County... TdahoyCoum tyes eee es eee Kootenai |
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| COUN yarns eee ESenTOCk COUI secre eee Bearsibake County 2222 -ccs.e--ceee Benewa byCounty see ee Bingham...enna Bonners COUNty gens ene eee 148 149 150 151 153 155 155 160 163 Bonneville County ........................... Boundary, County. ose Buttei@ ounty, eee eee eee Camas) Countyes eee ene Canyion= Count...ee Clark: Count ymcesest en ores eee Clearwater County ............0.00......-. 166 167 168 169 170 171...Custeri@ounty ee ee Klmores Countyges- se es Hcemont County oe ee Gemm Count yee te len so eee Na OSC OUty |
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| i Mineral Resources of the Sawtooth Primitive Area, Idaho By THOR H. KILLSGAARD and VAL L. FREEMAN...1319-D An evaluation of the mineral potential of the area -tTNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON...System, but the act provides that each primitive area be studied for its suitability for incorporation...Primitive Area and vicinity, Idaho. The area discussed in the report includes the primitive area, as defined...bordering areas that may come under discussion when the area is considered for wilderness status. CONTENTS |
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| Eldorado in Travel in Colombian Health Conditions Colorado Days, Early Ditto Ditto Ditto Ditto Ditto Ditto...556 896 839 758 65 358 283 114 388 522 Early Colorado Days Earthquake Forecasts Opportunities Editorial...Far East. William Morris Stewart. Tartuft'e in Colorado. An Undemonstrated Process. . Valuation of Coal...Loss of Cyanide Low Pressure Steam Turbines Luna County. New Mexico 60 192 281 144 .... X. Hollis....Rectification of . Resi-arches in Diamond Making. Early Colorado Days. Company Report. Hills 259 Mechanical |
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| putilisiied in the issues of October 31st and November county is an event worthy of special note. It has in the... shaft, and putting ing properties in Nevada county. There was, when they took charge, up a 40-stamp...was an increase of about 25 per cent over 1895. Colorado, after all, will probably fall short, according...contain as the silver. The De Lamar mines in Lincoln county, with their phenomenal yield of gold, has done...MARIPOSA COUNTY. O to >i g t) 1' The old pocket mines on Bald mountain In Tuolumne county that have |
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| bill 254 Coal miners given a clean slate. 253 Colorado metal mining board 297 Communism in America 368...316 316 154 315 289 55 231 63 267 444 first in Colorado ? Canada's mineral production largest on 533...well operations in 1919 317 94 in 1918 and 1919 Colorado feldspar-mica fields to be 105 developed Copper...regulation bills 269 Safety for coal miners 144 San Juan county, N. M., coal deposits 238 Schwab discusses coal...seek aid 215 of President Bulkeley Wells heads Colorado metal 223 mining board Bureau of Engineering, |
