 | | Report (issue) | | Salvador, Chile; Rodalquilar, Spain and Goldfield, Nevada. Supergene alunite has S^S virtually identical...steam-heated environments, such as those at the Tolfa district, Italy and Marysvale, Utah, and numerous modern...precious-metal ore deposits such as at Buckskin, Nevada. Initial 8 18OsO4 and 834S values are kinetically...by reconnaissance data on samples from several mining districts and predictions about the origin of the...Arribas, Jr., currently studying the Rodalquilar district in Spain as part his Ph. D. program, and Jeff |  | | Journal (article/letter/editorial) | | andfrequently linite,halloysite, or occasionally, allophane aswellas the form of supergeneacidsulfatealterationzones...Centraldistrict SantaRita,NM W•llapai,AZ Colorado Nevada Italy Marysvale, UT ? ? 3.1 to 4.8 Ma 10 Ma Pliocene...Yellowstone Wyoming Recent None Steamboat Nevada Recent None X Waiotapu New Zealand Recent...Goldfield Nevada 20 to 10 Ma Au X 17 to 9 Ma 15 Ma 9 Ma preciousmetal Au-Ag VirginiaRange Nevada Buckskin...Buckskin National Nevada MS x X X x? x x X X x SG-- supergene, SH: steamheated,MH: magmatic hydrothermal |  | | Report (volume) | | Republic, Jamaica, Mexico, Mississippi Valley, Nevada, Ontario, United States. Canada and the United...Geographical Journal. Montreal Canadian Inst, Mining ana Metallurgy irans. cana«uin mst.mte »* »n=i»K...Jour. Canadian Mining Journal, Canadian Min. Met. Bull. Gardenvale, Quebec. Canadian Mining and Metallurgical...Journal. Montreal. Eng. Min. Jour. Engineering and Mining Journal. New York. Engineering and Science. Pasadena...11 Los Angeles County Mus. Quart.; Science Ser. [Paleontology Pub.] Los Angeles County Museum Quarterly; |  | | Report (issue) | | geochemical anomalies in the Comstock, Tonopah, and Silver Reef districts, Nevada-Utah, by H. R. Cornwall...hercynicus nevadensis n. subsp., from the Devonian in Nevada, by W. B. N. Berry ________________·_____ Paleogeographic...for correlation of Paleocene strata in Ballard County, Ky., with the lower part of the Porter Creek Clay...landsloides on the course of Whitetail Creek, Jefferson County, Mont., by H. J. Prostka______________________...investigations in the Wood Hills area of northeastern Nevada. by C. J. Zablocki__________ 145 Photogeology |  | | Report (issue) | | of acid forming materials (AFM) resulting from mining and related forms of drasticland disturbance. Emphasis...its proper handling during the mining operation. Integration of mining procedures with reclamation plans...Margaret Condron, formerly with the Office of Surface Mining, Denver, CO (analytical, planning, agronomy); Scott...Leadville, Colorado Wednesday, October 8 The historic mining town of Leadville sits near one of the world's...extracted from ores in the Leadville mining district. This large-scale mining also extracted its toll on the |  | | Report (issue) | | 1965. 1966. 1967. 1968. Numerous Federal, State, county, and local agencies and other organizations and...cooperators________-____________________ State, county, and local cooperators_____________ Other cooperators..._____ Regional offices_______________________ District offices_______________._ Offices in other countries...anomalies; these coincide with the two known gold mining districts near Wiseman and Chandalar. A third anomalous...between granite and carbonate rock north of the mining districts. The concentration of silver is not high |  | | Report (volume) | | the future: Just, E. ing: Burwell, E. B., Jr., 4. Mining geology, retrospect and Index fossils: Stephenson... Landform interpretation, stereoSearch for new mining districts: Nolan, T. B., 1. pairs: Powers, W. E...described. Div. Mines, 1; Jenkins, O. P., Choctaw County, Highway 17 area: 3. Toulmin, L. D., Jr., 3. Minor:...limestone: Lamar, Shotts, R. C., 5. J. E., 11. Gold, mining districts: Pallister, Trace elements and potash...analysis: KelH. D., 5. ler, W. D., 3. Talladega County, hematiteOklahoma, potash agstone, granite magnetite |
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