 | | Report (volume) | | WILDERNESS PRIMITIVE AREAS CLEAR CREEKUPPER BIG DEER CREEK AREA, IDAHO rEOLOGICAL SURVEY BULLETIN 1391-C...of the Clear Creek-Upper Big Deer Creek Study Area, Contiguous to the Idaho Primitive Area, Lemhi County...County, Idaho By FRED W. CATER and DARRELL M. PINCKNEY, U.S. GEOLOGICAL SURVEY, and RONALD B. STOTELMEYER...1391-C An evaluation of the mineral potential of the area UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON...of the Clear Creek-Upper Big Deer Creek study area, contiguous to the Idaho Primitive Area, Lemhi County |  | | Report (issue) | | Resource Appraisal of the Salmon National Forest, Idaho by Rick Johnson , Terry Close2, and Ed McHugh3...Service, Salmon-Challis National Forest, Salmon, Idaho U.S. Bureau of Mines, Western Field Operations Center...Mining districts Gibbonsville Mining District Indian Creek Mining District Mineral Hill Mining District Mackinaw...Mining District Blackbird Mining District Wilson Creek Mining District Yellowjacket Mining District Gravel...Mining District Carmen Creek Mining District Eldorado Mining District Pratt Creek Mining District McDevitt |  | | Report (issue) | | SURVEY GEOLOGIC AND GRADE-VOLUME DATA ON 330 GOLD PLACER DEPOSITS By G. J. Orris and J. D. Bliss Open-File...standards Menlo Park, California 1985 INTRODUCTION Placer deposits account for a large portion of the total...two-thirds of the world's gold has been produced from placer deposits (Boyle, 1979). and volumes, gold Information...purposes of constructing grade-volume models of placer deposits. This information is useful for analyzing...analyzing the roles genetics and mining method have on placer grades and volumes. Deposits were included if |  | | Report (issue) | | Nez Perce Counties __________ _ Idaho CountY-----------------Valley CountY-----------------Adams, Payette...Boise County ___ --------------Ada, Owyhee, Elmore, and Custer Counties ____________ -_---_--Lemhi, Camas...Spruce Pine district ____________ Madison County and Haywood County _____________________ _ Zirconia district...monazite belt in the Piedmont province __ Stokes County and Surry County_ Wilkes, Alexander, Catawba, Caldwell...Rutherford County and Cleveland County __ --------------Lincoln County and Gaston County _____________________ |  | | Book | | commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...Although some great mines of Arizona, California, Idaho, and Nevada may havebeen discovered in this way...cities, and many of today’s prosperous western county seats began as mining-boom camps. trating sand...Whether you such as those listed alphabetically by county, township, and range in Part II of this book. Where...imputed to the gods. Gold was well known over a wide area of the Near East as early as 5000 B.C., and by the |  | | Report (issue) | | . . . . . . . . . . . . . . . . 97 Idaho Springs auriferous area. __ ............. _.. _. _.... _. _...Georgetown quadrangle a part of a larger mineral-bearing area ............. 98 Division of quadrangle into two...belt ....... 101 Existence of a mineral belt in the area of the Georgetown quadrangle ............ _. _....Boulder County.............. . . . . . . . . . . . ......... . ....... . 103 Ores in Gilpin County ............................... . 103 Orcs in Clear Creek County ............................ . 103 Ores from |  | | Book | | GEOLOGY OF PLACER DEPOSITS 3. WHERE TO FIND GOLD Butte County Del Norte County Humbolt County Lassen County...County Plumas County Shasta County Rules & Regulations in the Early Mines Siskiyou County Value of the...the Klamath River Mines Trinity County Other Areas 4. HOW TO FIND GOLD 101 Equipment 101 The Gold...RANGES COLORADO DESERT RSEHH He HHH @ GOLD-BEARING AREA (Reprinted by permission, from California Division...as the Mother Lode country. Miners rushed to this area just as they did to the Sierra Nevada and found |  | | Journal (volume) | | classes: 1. Mines and mineral resources of a given County (describing kind, and extent of development). ...Index map of northern California 100 Ml. showing area covered in report. GOLD DEPOSITS, REDDING-WEAVERVILLE...in alphabetical order, numbers 1-109.) Gold (Placer) (Mines are described in alphabetical order, ...110-135.) Geography 7 5 58 INTRODUCTION The area covered by the present survey is that of the Redding...Mineralogist's Report XXVII. 1 Redding, county seat of Shasta County, is located at the extreme northern | | | Report (issue) | | Gold Placer Tailings, Sediments, Bedrock, and Waters in the Lower Clear Creek Area, Shasta County, California–Report...terrace previously mined for placer gold, Old Mill area, lower Clear Creek. R.P. Ashley, January 2003....gold placer tailings, sediments, bedrock, and waters in the lower Clear Creek area, Shasta County, California;............................... 12 Placer Mine Tailings, Old Mill Area.................................................. 19 Mercury Concentrations in Clear Creek and Flood-Plain Ponds....................... |  | | Journal (volume) | | Field District 8 Miner al Resources of San Diego County 56 GEOLOGIC BRANCH 56 Current Notes Geology...and Oil Possibilities of Southwestern San Diego County— 71) SPECIAL ARTICLES The Prospect for 'Minor...classes 1. Mines and mineral resources of a given county or area (describing kind, character, distribution and...Mining Engineers MINERAL RESOURCES OF SAN DIEGO COUNTY By W. B. Tucker and Charles H. Reed* Foreword...sponsored by the board of supervisors of San Diego County. For twelve months during 1936 and 1937 they inspected |  | | Journal (volume) | | 24 ka, Report........... ... . 426 Alaska Mine, Idaho....... ....... .... 337 - - - - -- - - - - - - ... . ... 460 Area in Canada........ 231, 423 Alexander Greer Min 641 Alexander Mine, Idaho.. Adams Hill...American Development & Mg. C Dressing......... . 118 Idaho.................. ......... 550 Anglo-Mexican Mg............ 144, 286 Anna Creek Reduction ks. S - - - - - American Dry Placer Co., Colo...... 458 . Dak:::::::::...Black Crook Mine, Colo..... B Black Crook Mine, Idaho... Black Diamond Mine, Cal.... Babelon, M., Origin |
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