 | | Report (issue) | | Prospects, and Other Natural Occurrences of Asbestos in Oregon and Washington 50 micrometers By Bradley S. Van...natural occurrences of asbestos in Washington and Oregon, using descriptions found in the geologic literature...outcrop exposures or rock exposed by exploration and mining operations. Note that these site descriptions apply...actinolite (actinolite asbestos), and (5) tremolite (tremolite asbestos). Other amphiboles are known to...production (Ross and Virta, 2001; Virta, 2002). Mining of crocidolite and amosite deposits accounts for |  | | Journal (issue) | | therefore, creates an opportunity for domestic mining if ore bodies can be found. The authors of this...particularly interested in the development of asbestos in Oregon in sufficient quantity and quality to create a...(Explorations), Ltd., Canada. ** Staff Geologist, Oregon Dept. of Geology and Mineral Industries. 45 TABLE...serpentinized peridotites of Vermont, California, and Oregon; and in serpentinized dolomitic limestones of Arizona...Good. Anthophyll ite Amosite Crocidolite Tremolite Chrysotile lavender, blue, or greenish. Ash-gray |  | | Journal (issue) | | OREGON GEOLOGY published by the Oregon Department of Geology and Mineral Industries VOLUME 54, NUMBER...location: State Office Bldg. 800 NE Oregon St. Portland, OR 97232 OREGON GEOLOGY (ISSN 0164~) VOLUME 54...Governing Board Ronald K. Culbertson, Chair . Myrtle Creek John W. Stephens Portland Jacque line G. Haggerty-Foster...K .E. Neuendorf Main Office: Su ite 965, 800 NE Oregon Street It 28, Portland 9n32. phone (503) 731-4100...Supervisor. Second clan postage paid at Portland. Oregon. Subscription rates; I year, $8; 3 years, $19. |  | | Report (volume) | | Zirkel Wilderness and Northern Park Range Vicinity, Jackson and Routt Counties, Colorado By GEORGE L. SNYDER...Zirkel Wilderness and northern Park Range vicinity, Jackson and Routt Counties, Colorado. (Studies related...resources-Colorado--Jackson County. 2. Mines and mineral resources-Colorado-Routt County. 3. Geology-Colorado--Jackson...Geology-Colorado--Jackson County. 4. GeologyColorado--Routt County. I. Patten, Lowell L. II. Daniels, Jeffrey J...aeromagnetic map of Mount Zirkel Wilderness and vicinity, Jackson and Routt Counties, Colorado. 2. Geochemical sample |  | | Report (issue) | | MINERALS FOR THE COLLECTOR The Alaska Highway; Dawson Creek, British Columbia to Yukon/Alaska border Ann P...Asbestos Mine Snowy Creek jade occmTence McDame Creek jade occurrence Cassiar gold occurrences Dease Lake...Lake jade occurrences Fiddler Yukon Mine Seagull Creek occurrence Side trip along Cano) Road to Ross River...Burwash Creek placers Wellgreen Mine Canalask Mine Canyon City copper deposit Upper White River gold deposits...Tantalus Butte Mine Five Finger Rapids Galena Hill-Keno Hill mines Mayo area placer deposits The Klondike |  | | Report (issue) | | MINERALS FOR THE COLLECTOR THE ALASKA HIGHWAY; DAWSON CREEK, BRITISH COLUMBIA TO YUKON/ALASKA BORDER Ann P... . . . . . . . . . . . . . . . . . . . . Snowy Creek jade occurrence . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . McDame Creek jade occurrence . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . Cassiar gold occurrences . . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . Seagull Creek occurrence..................................... |  | | Report (volume) | | Underlies Church limestone member; overlies Bachelor Creek limestone member. M. R. Mudge, C. P. Walters, and...Bull. 1060-D, p. 193, 252-253, pl. 7. In Nemaha County, Kans., member is basal unit of Howard limestone...Aarde farm, sec. 4, T. 26 S., R. 11 E., Greenwood County. Aaron Slatet Precambrian or Paleozoic: Central...Precambrian. Well exposed at many places along Aaron's Creek, Person and Granville Counties, N.C. Abbott Formation...Babylon sandstone, Manley coal, Tarter coal, Pope Creek coal, and Bernadotte sandstone. Report presents |  | | Journal (entire run) | | Pedy opal fields, South Australia. The 10-ounce gold crystal on the back cover was found at Mosquito...VOLUME 1, NOS. 1 -51 The Contribution of Broken Hill, N.S.W. - Sir Maurice Mawby, C.B.E., FA.A., F.T...in Victoria - W.D. Birch Zinc Spine! from Broken Hill, New South Wales -1.R. Plimer Vivianite Pebbles...CL. Morvell Lithiophorite from the Kalgoorlie District, Wes tern Australia -1. Ostwald That Elusive Stichtite...On the Genesis of Volcanic Opal at Houghlahan's Creek near Teven-Tintenbar, N.S.W - /A. Mumme and RA. |
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