 | | Report (issue) | | ________________________ _ Mica schist _______________________ _ Garnet-mica gneiss ________________ _...Wedowee formation ____________________ _ Ashland mica schist ____________________ _ Volcanic series _...Intrusive rocks----------------------~---------Virginia __________________________________ _ ~ orth Carolina...-- .. ------- - Virginia mines ___ _______________________ _______ _ Fauquier County ____ ______ ______...properties _________ .. _____________ _ Halifax County ______ - _____ - __________ ~- _'- __ _ Virgilina |  | | Report (volume) | | are: violet quartz (amethyst) changing to orange brown, smoky quartz to yellow, pale-green beryl to blue... Color: Usually colorless, pale yellow or pale brown; also gray and black, rarely green, blue, or pink...Del Norte County; Trinity River, Trinity County; Spanish Creek and Gopher Hill, Plumas County; Placerville...Dorado County; Cherokee Flats, Yankee Hill,and Oroville, Butte County; French Corral, Nevada County; Indian...Indian Gulch and Volcano, Amador County; and Alpine Creek, Tulare County. Other western localities are: |  | | Report (volume) | | SURVEY GEORGE OTIS SMITH, Director Bulletin 740 MICA DEPOSITS OF THE UNITED STATES DOUGLAS B. STERRETT...Physical properties_____________________________ Mica mining__________________ ____ _ ________ . Hist...Methods_____________________:_____________ Preparation of mica for the market____________________ Uses________...General features____________________________ Coosa County _________ ____________________ Randolph County...Cherokee County_____________________________ 72 Elbert County _____________________________ 75 Hall County__ |  | | Report (issue) | | of Mineral Resources Charlottesville, V a. West Virginia Geological and Economic Survey Morgantown, W....________ Tennessee marble belts______________ Virginia marble belts________________ Murphy marble belt________________...__ Valley and Ridge slate belt__________ West Virginia slate belt______________ Pennsylvania slate belt______________...____ Tennessee__________________________ West Virginia and other areas_ ___ ____ Resource potentiaL_... Sweeney___________ Mica, by F. G. Lesure and L. E. Shirley_______ Types of mica, uses, and prices___________ |  | | Journal (article/letter/editorial) | | pegmatite was mined at Barringer Hill in Llano County in the early 1900s but was flooded by Lake Buchanan...on "The Weeks Pegmatite Mine, Wakefield, Carroll County, New Hampshire" (March/April 1991). i i • I...Blanco Brazoria Brazos Brewster Briscoe Brooks Brown Burleson Burnet Cameron 21 22 23 24 25 26 27 28...66, May/June 1991 197 LOCALITIES BY COUNTY Bastrop County KEY mm T * ? — — — — best occurrence..."specimen quality" questionable occurrence Angelina County Lufkin, 1 mile N of Lufkin in railroad cuts, in |  | | Report (issue) | | .74 Mica mine or prospect Number refers w list of mines and prospects Mica mine or prospect, location...Unnamed prospect MINES AND PROSPECTS JEFFERSON-BOONE DISTRICT 1. 2. 3. 4. 4. 5. 6. Ashe County Foster...Little prospect No. 1 Little prospect No. 2 Walls (Waugh) mine Howell prospect 6. Reeves prospect 7. Councell...Councell prospect 8. Roark prospect 9. Sheppard prospect 10. Hodson prospect 11. Reed mine 12. Buck Mountain...Miller prospect 15. Goodman mine 16. South Hardin mine 17. Duncan prospect 17. Rich Howell prospect 17. | | | Report (issue) | | EXPLANATION Mica mine or prospect Numher refers to list of mines and prospects Mica mine or prospect, location...refers to list of mines and prospects Unnamed prospect MINES AND PROSPECTS 1. 2. 3. 4. 5. 6. 6. 7....SHOWING LOCATION OF MICA MINES AND PROSPECTS, WOODLAWN DISTRICT MC DOWELL COUNTY, AND BUNCOMBE DISTRICT...Honeycutt prospect 52. H. W. Creasman prospeet Wiseman prospect 53. F. D. Kuykendall prospect Rock mine... Shoat prospect Lowery prospect 55. S. Long prospect McBee prospect 56. Longs Branch prospect Middle |  | | Report (issue) | | along the borders of a granite body in Halifax 18 County. 19 and Vanoe Counties. 20- Tungsten minerals...occur with sulfides in vein|j deposits in Cabarrus County. 21 22 23 24 25- U. S. GOVERNMENT PRINTING OFFICE:...deposits. 21 This belt passes through Gaston County. Tin veins in pegmatite and placer deposits derived...Halifax County. Tungsten occurs in North Carolina in two principal localities, in Cabarrus County associated...with copper-gold mineralization, and in 5- Vance County in mineralized quartz veins. Rare-earths occur |  | | Journal (article/letter/editorial) | | commercial mining of these, such as gold, corundum, mica, and monazite. There have been, however, certain...westernPiedmont section of the state, and in Franklin County on the eastern edge of the Piedmont. They have...localities. Three diamonds have been found in Burke County, two of which were from near the "Ford of Brindletown...diamond is now in the State Museum. The Cleveland County diamond was found in 1893 near Kings Mountain,...weighing approximately f of a carat. The Lincoln County diamond was found.near Cottage Home by Dr. C. L |  | | Book | | this comes when one learns that such minerals as mica, apatite, sphene, zircon, fluroite and corundum...Sapphires (Corundum) which combine with Biotite Mica to form R°ck ■ 1 ^ Igneous Dike Rock on the...beds are rich in such minerals as quartz, feldspar, mica, garnet, tourmaline, magnetite, zircon, gold, platinum...of coniferous trees. It is yellow to yellow¬ ish-brown. Metamorphic rocks were described as those which...gneiss rocks. Schists often contain feldspar, garnet, mica and quartz. With sapphires are often found associated |  | | 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...Humboldt County and the crystalline quartz collecting area on Petersen Mountain in Washoe County, permission...district near Las Vegas predated hard-rock mining in Virginia City along the Comstock Lode. The lat- commodities |  | | Report (volume) | | .... Millovltch prospect.............................. Carpenter and Brown prospect......................... Hilton Creek prospect............................. McGee Mountain prospect.......................section of the vicinity of Pine Creek mine, Inyo County, Calif.... In pocket 16. Geologic map of the Pine...Creek pendant on the north side of Pine Creek, Inyo County, Calif...'........................... 90 18....their report on the mineral resources of Inyo County. The general geology of portions of this area | | | 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...Hurnbo ldt County and the crystalline quartz collecting area on Petersen Mounta in in Washoe County, permission...depo~its led to foundation of the communities of Virginia City, Austin, Aurora, Unionvi lle, and others |  | | Report (issue) | | Mineral Production General Features I. Alpine County. 5 6 6 , Mining Districts The Mogul and Monitor...27 27 27 , , Bibliography Chapter II, Inyo County. Introduction and Acknowledgments Location and...and water supply List of watering places in Inyo County Topography and drainage , Culture Mode 38 39...salt deposits Taele of Mining Districts in Inyo County . 5S 5S 58 58 58 58 58 58 58 58 5S 59 59 59 59...Bibliography 121 123 126 126 128 133 131 Mono County. 135 137 138 139 139 143 113 149 160 165 167 173 |  | | Book (edition) | | Co\·er photo: \\ 7 ulfenite, Rowley Mine, Maricopa County, 4 cm high specimen, Evan and Melissa Jones Collection...gemandmineralmuseum.arizona.edu) is located in the old Pima County Courthouse building at 115 North Church Avenue...on the market. The mines at Bisbee, in Cochise County, have produced large quantities of gem-quality...mineral stamp issued in 1992. At Morenci, in Greenlee County, gem-quality azurite was also commercially recovered...parallel to the grain. The Blue Ball Mine, in Gila County, has produced thousands of azurite nodules up to |  | | Book | | taken place in Crittenden County. The eastern portion of Livingston County, and the northwestern portion...portion of Caldwell County have important developments, containing several mines and meritorious prospects...above the thick Devonian shale which, in Hardin County, Illinois, has been found to lie about 800 feet...the Cave-in-Rock quadrangle (chiefly Crittenden County) is completed no full statement can be made regarding...escarp- distance rises the flat-topped Hardins the county. The view shows character- district, VEINS The |  | | Book | | are reported by county of occurrence. Map 1-2 shows the county boundaries and county names. When possible...,o Map 1-2. Outline map of California showing county boundaries. __ _) 4 MINERALS OF CALIFORNIA...in placers of the Potholes District of Imperial County, near the Colorado River about 10 miles north of...reported from San Ysidro, San Diego County, in 1828 ; from Los Angeles County, San Francisquito Canyon, in 183...183 5; and in the Piru District, Ventura County, in the early 1840s. Then in 1848 the discovery of gold | | | Book | | species are reported by 1-2 shows the county boundaries and county names. When possible, locations of mines...within a township is illustrated by Figure 1-1. county of occurrence. Map *M. Fleischer’s 1980 Glossary...Map 1-2. Outline map of California showing county boundaries. 4 MINERALS OF CALIFORNIA R5W i...first District of Imperial Yuma, Diego County, County, near the Colorado River about 10 miles north...San Ysidro, San Arizona. 1828; from Los Angeles County, San Francisquito Canyon, in in Then in on the |  | | Report (issue) | | that gives outlet to Truckee Kiver through the Virginia Range on the east. The elevation of the meadows...according to Louderback, in the summit region of the Virginia Range south of the point where that range is cut...has described a very thick terrane in Esmeralda County, in southwestern Nevada, under the name Esmeralda...traces of leaves, black carbonaceous specks, and brown lignitic discolorations. A few delicate fragments...entirely removed or else left only in the shape of a brown stain or thin film of carbonaceous matter. Remains |  | | Report (issue) | | Tak Haivana Nakya Comobabi Ko Vaya Cat Mountain Brown Mtn. Cocoraque Buttc La Tortuga Buttc San Ignacio...Hills Deepwell Ranch Wildhorse Mtn. Happy Valley Mica Mountain Tanque Verde Peak Tucson East Tucson Muskhog...some have been prospected for quartz, feldspar, and mica. The complex zoned pegmatites that contain rare...the Lakeshore deposit; and farther north in Gila County they host asbestos and uranium deposits that have...geologic map of the Blue Jay Peak quadrangle, Graham County, Arizona: U.S. Geological Survey Miscellaneous |  | | Report (volume) | | ............................................... Mica...................................................lode system........................... Wagner prospect.......................................... Lemon...Creek....................... A, B, Stringer lead in brown diorite, Ebner mine, Gold Creek.......... Alaska-Juneau...XXXV. A, Coal prospect on east side of Diamond Island, Mitchell Bay; B, Coal prospect on south side of...diorite, are albite, quartz, and calcite, with some mica, hornblende, and epidote, and often rutile. Specimens |  | | Report (issue) | | Stratigraphic column of Cambrian rocks________________ Prospect Mountain Quartzite_____________________ Basal...district, Lincoln County, Nev. Generalized geologic map of the Pioche area, Lincoln County, Nev. Index map...the Ely Range, Pioche mining district, Lincoln County, Nev. Comparison of columnar sections of the Pioche...location of the Pioche mining district, Lincoln County, N ev _____________ • ___ ----------Geologic structure...period was along fissures in the Lower Cambrian Prospect Mountain Quartzite. Much of the lat er mining |  | | Report (issue) | | History of the Iron Industry in Utah · .1 Beaver County . . . . . . . . . . . . .2 Beaver Lake Mountains....13 King Iron prospect .. . · .13 Wah Wah pass prospects · . . . . 13 Box Elder County . . . . . . ....Mining Company .. . · 14 14 14 16 17 17 Cache County . . . . . . . . . . . . . Bear River Range deposits...prospects .. Mineral Point mine 17 17 17 19 Daggett County . . . . . . ...... . Antelope Flat deposits . ...prospects Duchesne County . . . . . . . Uinta Mountains deposits . Dry Gulch prospect . . . Farm Creek |  | | Book | | Kimbrough, Mark Kamerling, Eldon Gath, and Chris Henry spared us from some embarrassing mistakes through...Mojave Desert and Salton Trough; John Crowell, Butch Brown, and Tor Nilsen shared their insights about sedimentation...and appropriate. Post miles give mileage on a per-county basis. Some counties place post mile signs only...given county. Mileage increases eastward or northward and then restarts at 0 at the next county line....is Santa Barbara County; 29.00 is highway mileage from the south boundary of the county. Post miles are |  | | Report (issue) | | METALLIC MINERAL DEPOSITS OF SOUTHEASTERN ALASKA BY Henry C. Berg, John E. Decker, and Beth S. Abramson U... METALLIC MINERAL DEPOSITS OF SOUTHEASTERN ALASKA By Henry C. Berg, John E. Decker, and Beth S. Abramson INTRODUCTION...general usage. In some cases more than one mine or prospect are grouped under the same map number. Names in...and generally less valid names for the mine or prospect preceding the parentheses. MAP COORDINATES, LOCATION...deposit by conventional terminology. The terms mine, prospect, claim, and occurrence are used as follows: M--Mine: |
|
