 | | Book (volume) | | 407 ft. Cheaha Mt. This crystalline or mineral region is composed primarily of metamorphosed Paleozoic...counties. In this contorted, structurally complicated region of slates, phyllites, marbles, quartzites, and...above sea level. From this predominantly farming region the widespreading Tuscaloosa formation disgorges...GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy minerals, petrified wood; d area limestone...Celestite, marble; e SIXMILE (hamlet on Sixmile Cr.), area of abandoned mines⎯Barite (crystallized, massive |  | | Book (volume) | | 407 ft. Cheaha Mt. This crystalline or mineral region is composed primarily of metamorphosed Paleozoic...counties. In this contorted, structurally complicated region of slates, phyllites, marbles, quartzites, and...above sea level. From this predominantly farming region the widespreading Tuscaloosa formation disgorges...GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy minerals, petrified wood; d area limestone...Celestite, marble; e SIXMILE (hamlet on Sixmile Cr.), area of abandoned mines⎯Barite (crystallized, massive |  | | Book (volume) | | .................................24 Arizona – Northern half of Coconino Co. Mining Districts .....................33 Arizona – Maricopa Co. Morristown area Site Map ..........................................................34 Arizona – Mohave Co. Oatman area Site Map .......................................................42 Arizona – Yavapia Co. Ash Fork area Site Map ..................................................42 Arizona – Yavapia Co. Burro Creek area Site Map ........................................43 |  | | Report (issue) | | ............... 2. Map showing geography of the area of the Wasatch Mountains ......................... 12. Photomicrograph showing intergrowth of sillimanite and microcline ................................ABSTRACT The Farmington Canyon Complex, in its largest area of exposure in the Wasatch Mountains between Ogden...forms three bodies separated by migmatite in the area between Ogden and Weber Canyons and forms exposures...of the Wasatch Mountains 25 km north of the study area. The quartz monzonite gneiss generally has sharp |  | | Report (issue) | | Geologic contrasts across the central Piedmont suture in north-central North Carolina James K. Wilkins............ 25 Gold deposits of the West Springs area, Union County, South Carolina Dennis J. LaPoint...back out and turn right onto SC 9. Cross Broad River at 5.8 (34.3) miles. Turn right onto Chester bypass...Ferry Recreation Area. At 5.6 (78.7) miles turn left onto road to Woods Ferry Rec. Area. At 0.2 (78.9)...of m from the western edge of the pluton, the central Piedmont suture separating Inner Piedmont from |  | | Report (issue) | | discovered in California came from the gold mining region of the Sierra Nevada, beginning with the nickel...examinations of the black sands of the Trinity River and some of its tributaries have shown the presence...considerable amounts in the wall rock at the Argonaut mine, Josephson (32). County: It is found in the copper-bearing...Imperial County: Fork Small depos- of Trinity River. A good grade of graphite is found 7 miles northwest...Independence. Los Angeles County: It is found on the northern slopes of the Verdugo Hills, southwest of the |  | | Report (issue) | | .... . ...... _. . . . . . . . . . . . . . . . Ophir formation. . . . . . . . . . . . . . . . . . . ...Springs, Dugway, Silver Islet, Grouse Creek, Raft River, Promontory, and Oquirrh ranges and, together with...G. F. Loughlin, of the Cottonwood-American Fork area. In order to gai~ a personal knowledge of the geology...of the geology and ore deposits in the Plateau region. The junior author, G. F. Loughlin, began work...was carried on in the Cottonwood-American Fork region. This work was interrupted by the war, but some |  | | Report (issue) | | Vermilion River placers . . . . . . . . . . . . . . . . . . . . . . . . . . Falcon gold mine . . . . .... . . . . . . . . . . . . . . . . . . . . . . Northern Kyanite Mines Limited . . . . . . . . . . . ..... . .. . . . . . . . . . . . . . . . . McMillan Mine . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . .. Massey mine .. .. . . . . . . . ..... ... .. . . . . . . . ...Pronto uranium mine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cheney mine . . . . . . |  | | Report (issue) | | GUIDEBOOI( OF NORTHERN UTAH Edited by Mead LeRoy Jensen Kennecott's Bingham Canyon mine, the world's...adobe lined pithouse at Snake Rock Village (42Sv5) central Utah Fremont site. 6. Coursed adobe dwelling and...from unfired clay (from the Old Woman site in central Utah) . . . . . . . . . . . 30 Table 1. Radiocarbon... 26 31 31 32 STRATIGRAPHY OF THE SALT LAKE REGION, by William Lee Stokes 37 Tectonic Framework...Composite stratigraphie section ofthe Salt Lake region • . . . . . . . CHARTING THE LARAMIDE STRUCTURES |  | | Report (issue) | | in the Chugach Mountains and the southern Copper River basin. Articles by Fuis, Ambos, Mooney, Page, and...Selected anomalous rock and sediment samples fran central and northwestern Baird Mbuntains quadrangle, by...ultramafic rocks of the Jade MbuntainsCO~s Hills area, southwestern Brooks Range, by Robert A. Loney and...the Ear Peak Member of the Kanayut Cbnglanerate, central Brooks Range, by Thamas E. Mbore and Tor H. Nilsen...of the northeastern Yukon-Koyukuk Basin, west-central Alaska, by Stephen E. Box, Willimn W. Patton, Jr |  | | Book | | 61 232 PART The Making 43 II 5 7 3 III Mine PART 267 IV Glossary 279 Bibliography 291...minerals which make lovely cabinet specimens. old mine western states, to kick up and oxidation, ...abandoned cially in the dumps not unusual for mine dumps, espe- a solid gold or silver nugget, simply...glossary and Part III is devoted to a section on small-mine development. The proper use of a geologic map...for profitable hunting or for developing your own mine are as great as ever. America needs strategic minerals |  | | Book (edition) | | hobbyists, and those interested in the earth sciences. Plenty of mapped field trips, how-to-do articles, and...THE COVER The interior of this thunderegg from on area near Burns, Oregon, seems to mirror the beautiful...Zealite Bonanza Nehalem River Clear Creek Western Rivers North Umpqua River Sweet Home Forest Oregcn...Ge::ilogy Fine Zeolites Gold Mining Region The Applegate Gem Rhodonite Area Copper Nuggets The BeryIIium Rush...Flats The Agate Province Oregon "J ode" The Agate Desert Green Springs Agate in Many Colors Float Jasper |  | | Book (volume) | | (Licking Co.) and Zanesville (Muskingum Co.), a region of rolling, wooded hills. Here, prehistoric Indians...CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD, area creek...COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships of Washington...(on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE, area Co. exposures of blue clay...(crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay in rd. cuts, pits |  | | Report (issue) | | to cite all of their occurrences. such a vast area as California, localities lectors Some minerals...Bar. Trinit}^ County : INIicroscopic Trinity River and some of its examinations of the black sands...and good specimens have come from the Manzanita mine. Imperial County: The mud volcanoes near Volcano...mineral. gypsum have been found in the Defiance mine. Kern County On both sides of the San Joaquin Valley...district. Lake County: At the Sulphur Bank quicksilver mine, situated on Clear Lake, a very interesting deposit |  | | Book (volume) | | (Licking Co.) and Zanesville (Muskingum Co.), a region of rolling, wooded hills. Here, prehistoric Indians...CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD, area creek...COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships of Washington...(on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE, area Co. exposures of blue clay...(crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay in rd. cuts, pits |  | | Book (volume) | | this part of the state. In this rough, uncurried region are found the famed Fairburn agates, brilliantly...and vertebrate remains. The breaks of the White River north of Crawford in Dawes Co. and the rather extensive...for gemstone materials. An extensive collecting region of agatized and opalized wood for high gem quality...Valentine in Cherry Co., extending along the Niobrara River eastward into Brown Co. The Sandhills Museum in...Pyrite cubes. The area around the confluence of the Loup River with the Platte River in Platte Co. is |  | | Book | | Forest Trails Arizona Gem Trails and the Colorado Desert of California High Tension (A Biography) Jay...archaeologists working in the remote Lake Rudolf area of Africa's Kenya found shaped stone implements...was already using nephrite (massive jade) , sillimanite (prismatic waterworn crystals of aluminum silicate...stones. Even before the onset of the Bronze Age in central Europe, the prehistoric Lake Dwellers were boring...bracelet had goldwork in the shape of seed pods of a desert plant. A third was of turquoise, amethyst, and |  | | Report (issue) | | Frontispiece. Northern House Range as viewed looking north from Tatow Knob. Fish Springs Range on central skyline...the two ranges. Fish Springs Flat is the white desert on the right beyond the upper ledges of the House...happened because until about 200 million years ago the area of present-day Millard County lay near sea level...upper Paleozoic rocks from the area of the present-day Sevier Desert, and eastward-flowing streams deposited...north-south-trending mountain ranges and valley basins between central Utah and the Sierra Nevada. Fault scarps in surficial |  | | Journal (article/letter/editorial) | | Photographs January/February: Chalcopyrite on quartz, La Mine de Giraud, La Gardette, Bourg d’Oisan, Isère, France...albite, variety cleavelandite, 49er Pocket, Oceanview mine, Pala district, San Diego County, California. Bill...Scovil photo. September/October: Gold, Mockingbird mine, Mariposa County, California. Collector’s Edge Minerals...Rheinberger, E. Holland, 528–33 Autunite, Vergenoeg mine, South Africa, 413 Azurite, Cochabamba, Bolivia...Connecticut, 158; Montana, 27; Utah, 57; Vergenoeg mine, South Africa, 413 B Bailey, D. G., Three Historic |  | Smit, C.A., Van Reenen, D.D., McCourt, S., Huizenga, J.M., Belyanin, G., Vafeas, N.A. (2019) Hypozonal orogenic gold mineralization in the Giyani Goldfield, Northern Kaapvaal Craton/Limpopo Complex. South African Journal of Geology, 122 (4) 455-488 doi:10.25131/sajg.122.0037 | Journal (article/letter/editorial) | | orogenic gold mineralization in the Giyani Goldfield, Northern Kaapvaal Craton/ Limpopo Complex C.A. Smit and...James Cook University, Townsville, QLD 4811, Australia Department of Geology, University of Johannesburg...the >3.0 Ga Giyani greenstone belt (GGB) at the northern edge of the Kaapvaal Craton and the southern retrograde...controlled and closely associated with the Hout River shear zone (HRSZ) and associated smaller shear zones...of the Limpopo Complex (LC, Figures 1 and 2). The area has been an important source of gold for over 100 |  | | Journal (article/letter/editorial) | | ALABAMA—Cherokee County is' in northeastern Alabama. In the central part of Cherokee County is the little town of Centre...First bridge, going north, is over Santa Maria River (Coconino County), next one is Burro Creek, just...flints, etc., to be found above the Santa Maria River Bridge."—item sent in by R.A. Richards, Box 44,...March 24, 1957, comes from Byron C. Marshall, 204 Central Ave., Hot Springs National Park, Ark. "In the January-February...San Francisco Bay Area. The first comes from the abandoned Leona Heights Pyrite Mine in Oakland, Calif |  | | Report (edition) | | produced by the Geological Survey of Western Australia are available from: Information Centre Department...Bulletin 25 GEMSTONES OF WESTERN AUSTRALIA Gemstones of Western Australia second edition While systematically...authoritative, the second edition of Gemstones of Western Australia is written not only for the professional geologist... The second edition of Gemstones of Western Australia is an updated version published in response to...inception of the Geological Survey of Western Australia (GSWA) in 1896. In this second joint publication |  | | Report (volume) | | uranium and vanadium minerals in the high plateau region of the West. The present bulletin, like the earlier...preliminary examination of the geology of western central Arkansas: Arkansas Geol. Survey Ann. Kept, for...vol. 1, 1888. Branner, J. C., The zinc and lead region of north Arkansas: Arkansas Geol. Survey Ann. Kept...of economic value, by E. S. Simpson, Western Australia Geol. Survey Bull. 19; A list of Canadian mineral...County, at Greensport; Shelby County, near Whiting station and Calera; Talladega County, in several places |  | | Report (issue) | | Introduction, p. 5. List of Papers, p. 7. Australia generally New South Wales Victoria : Queensland...Index, p. 60; : Subject Index, p. 86 : Western Australia Locality Index, p. 75. Locality Index, p. 95...95. ; Subject Index, p. 102; South Australia: Tasmania: : . Locality Index, p. 110. Subject Index...Index, p. 129 : Subject Index, p. 145 Northern Territory : ; Locality Index, p. 123. ; Locality...a different name. Agam, in a new country like Australia, it is often necessary to christen a new mining |  | | Report (issue) | | cite all of their occurrences. In such a vast area as may be known to local collectors where excellent...Microscopic examinations of the black sands of Trinity River and some of its tributaries have small diamonds...deposits at Otto Rest on South Fork of Trinity River. Imperial County: A good grade of graphite is found...specimens have come from the Manzanita mine, and also from the Elgin mine. Imperial County: The mud volcanoes...fluorite and gypsum have been found in the Defiance mine. .A small deposit is reported in the mountains east |
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