 | | Book (volume) | | Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal step cut violetish pink...Vivid blue matched benitoite gems from San Benito County, California, consisting of 52 benitoites and 75...Deep, spinel red oligoclase feldspar (5.04 ct), Oregon; and three Montana sapphires, violetish blue (2...deposits in various places, especially in regard to diamond occurrences which promise to make the North American...Among recent major discoveries are the promising diamond fields being vigorously explored in Canada and |  | | Book | | ADULARIA Adu Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN...Iron-manganese phosphates of the Williams pegmatites, Coosa County, Alabama (by P. B. Leavens & T. A. Simpson) 6:66-73...ALICE GLORY HOLE The Alice glory hole, Clear Creek County, Colorado (by T. A. Hanson & W. B. Craft) 18:185187...--and W. Hunt: The Tonopah-Belmont mine, Maricopa County, Arizona 19:139-144 ALLGOOD, GENNE MYERS --and...Allgood, J. Pradenas: Gold occurrences in Tuolumne County, California 18:41-45, 18:62-64 --with W. H. Wilkinson | | | Book (volume) | | Vivid blue matched benitoite gems from Sai, Benito County, California, consisting of 52 benitoites and 75...Deep, spine! red oligoclase feldspar (5.04 et), Oregon; and three Montana sapphires, violetish blue (2...deposits in various places, especially in regard to diamond occurrences which pro1nise to make the North American...Arnong recent major discoveries are the promising diamond fields being vigorously explored in Canada and...needs only to consider the significant number of diamond crystals that have been found in Appalachia and |  | | Book | | commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...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...planes. Originally laid down horizontally under lake or sea waters as accumulations of actual particles...gold pan and pick invariably dangled from the diamond hitch next to a I I canteen of water— that necessity |  | | Report (volume) | | classn_____ classification Co_______. Company, County Coll______ Collections Conini_____ Committee Cominuii____...Mazama, vols. 24, 25, annual numbers only. Portland, Oregon. Metals Technology. See American Institute of Mining...Press Releases 1-29-42, 2-5-42. Toronto, Ontario. Oregon Department of Geology and Mineral Industries: Bulletins...Short Papers nos. 7-11. Portland, Oregon. SERIALS EXAMINED 7 Oregon State College Studiea: Geology no...well at the Jayhawk Ordnance Works in Cherokee County, Kans.: Kansas Univ. Geol. Survey Bull. 47, pt |  | | Report (volume) | | Rock, Ark Ark Geol. Survey County Mmeral Rpt.-Arkansas Geological Survey County Mmeral Report Little Rock...Bethlehem, Pa. Los Angeles County Mus Sci Ser, Paleontology; Quart.-Los Angeles County Museum Science Series...Geology and Mmeral Industries Bull.; GMI Short Paper-Oregon Department of Geology and Mmeral Industries Bulletm...Portland, Oreg Oreg. State Coli. Studies m Geology-Oregon State College Studies m Geology Corvallis, Oreg...Academy of Sciences, Arts and Letters Proceedmgs Salt Lake City, Utah. Utah Dept Pub and Indus. Dev. Circ -Utah |  | | Report (issue) | | . . Alabama ........ . Adams Gap and Shinbone Creek Roadless Areas, Alabama, by T . L. Klein and Donald...Donald K. Harrison Big Sandy, West Elliotts Creek, and Reed Brake Roadless Areas, Alabama, by Sam H. Patterson...Ratte and John P. Briggs ...... - .... . Kanab Creek Roadle s Area, Arizona, by George H. Billingsley...Huff and R. G. Raabe ............. 27 West Clear Creek Roadless Area, Arizona, by George E. Ulrich and.... . . . . . . . . . . . . . . . . . . 53 Caney Creek Wilderness, Arkansas, by George E. Ericksen ... |  | | Report (volume) | | unnumbered map. Contributions to the history of Lake Bonneville, by G. K. Gilbert, pp. 167-200, pis....on geology and mining industry of Leadville, Lake County, Colorado, by S. F. Emmons, pp. 201-290, pis...Marsh, pp. 45-88. " The copper-bearing rocks of Lake Superior, by Roland Dner Irving, pp. 89-188, pis...Sketch of the geological history of Lake Lahontan, a Quaternary lake of northwestern Nevada, by Israel...xxxiv-lxxxii. A geological reconnaissance in southern Oregon, by Israel C. Russell, pp. 431-464, pis. Ixxxiii-lxxxv |  | | Book | | a emerald, topaz, rock title page of S are diamond (top left) sapphire, chry- crystal (top right)...large compi- 1565. reflective proper after diamond and importance, alds” and Europe by today’s...values in ducats for increasing weights of for diamond, (another by be a small or old emerald,...Jan the third (1647) De both Van Gemmis cut diamond gems. a as but still of provided He also...because of few valuable bits of information, the diamond, differences clean small emeralds, carat gems |
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