 | | Report (volume) | | Director Bulletin 922-D CHROMITE DEPOSITS OF GRANT COUNTY, OREGON BY T. P. THAYER Strategic Minerals Investigations................ Chambers mine (38)............................. Iron King mine (43)................................ Dry Camp mine (33)............................. Marks & Thompson mine (27)........................ Ray mine (39).................................. AJax mine (54)...................................................... Celebration mine (52).......................... Ward mine (28)................. |  | | Report (volume) | | WILDERNESS MINE,RAL. RESOURCES YOF· THE STRAWBERRY.· MOUNTAIN WILDERNESS AND ADJACENT AREAS, GRANT COUNTY, OREGON...Mountain Wilderness and Adjacent Areas, Grant County, Oregon By THOMAS P. THAYER and JAMES E. CASE, U...Mountain Wilderness and adjacent areas, Grant County, Oregon. (Studies related to wilderness-wilderness...: I 19.3:1498 1. Mines and mineral resources-Oregon-Grant Co. I. Case, James E., 1933- joint author. II...considered for addition to the Wilderness in Grant County, Oregon. CONTENTS Page Summary ___ -: _____ |  | | Journal (issue) | | of Yanadinite La Aurora Mine Chihuahu, Mexico Fornacite DH Claims Gila County, Arizona DH Claims In...due to a thorough study of the mine- Fig. 1 Descloizite, La Aurora Mine, Chihuahua, Mexico, SEM photo...The Blacl~ Mountain §podumene Pegmatite Natrona County, Wyoming • Mark Jacobson 112 N. Lemans St. Lafayette...Mountain, just south of the headwater area of Sage Hen Creek. An exact location of the largest prospect pit on... depending on the exact Cu:Zn ratio. La Aurora Mine While wandering through the dealers' motel rooms |  | | Journal (article/letter/editorial) | | Varying amounts of trondjemite, albite granite and pyroxenite may also be present. This association has been...harzburgites with subordinate amounts of lherzolite and pyroxenite, and they are texturally and chemically uniform...chromitc in dunite at the Haggard and New Mine, Canvon &It., Oregon. For a larger display of nodular textures...minor accessory phase in the country rock or in pyroxenite veins or schlieren, no podiform chromite deposits...chromite has a clinopyroxene matrix [e.g. Celebration Mine, Oregon (THAYER, 1969)] or contains amphibole |  | | Report (volume) | | California and Oregon, U.S.A. 41 PGE grades of pediform chromite deposits from California and Oregon, U.S.A....rock types 133 Cross section through the Kalavos district Cyprus showing relationship of massive sulfide...based on considerations that extend far beyond the mine itself, in some instances relating to the overall...subject, as in a scale model of the workings of a mine, to a unifying concept that explains or describes...significant tasks. GRADE-TONNAGE MODELS Estimated pre-mining tonnages and grades from over 3,900 well-explored |  | | Journal (issue) | | werner@lcturbonet.com In the Green River Basir of Sweetwater County, Wyoming, lies the world's largest,known deposit...could say it is only known from 3 ·i are~: Garland County in Arkansas, Cornwall in the United Kingdom, and·the...malhmoodite starts in the late seventies. The Coon Creek Association was on one of its annual non-meetings...vanadium mine near Wilson· Springs (also type locality for miserite and straczekite; in Garland County, Arkansas)...truck. He was examining some specimens from the pyroxenite zone when he noted the white to cream colored |  | | Report (volume) | | of a solution-collapse breccia pipe in the Grand Canyon region, showing the general distribution of uranium...The data for each deposit include placer type, mining method(s), production history, bedrock source,...the three deposit types. Tabulated data for each district include tonnage, grades, basement rocks, and references...gneiss-hosted gold model (No. 37c) is based on the Tumco mine group and American Girl-Padre y Madre mines in the...epithermal gold model (37d) is based on the Mesquite mine, southern California, which occurs in breccia fillings |  | | Journal (article/letter/editorial) | | ULTRAMAFIC AND GABBROIC ROCKS OF THE CANYON MOUNTAIN OPHIOLITE, OREGON GLEN R. HIMMELBERG* and ROBERT A....California, 94025 ABSTRACT. The Canyon Mountain Complex of northeastern Oregon is an ophio lite complex of...harzburgite tectonite and metacumulates suggest that the Canyon Mountain harzburgitc is the residuum of the partial...that produced the overlying igneous rocks. The Canyon Mountain Complex most likely formed in an island...ridge. 1:-/TRODUCTION The Canyon Mountain Complex of northeastern Oregon (fig. 1), 17 to 20 km long |  | | Report (issue) | | Geology of the Blue Mountains Region of Oregon, Idaho, and Washington: Petrology and Tectonic Evolution...3101 Geology of the Blue Mountains Region of Oregon, Idaho, and Washington: Petrology and Tectonic...p. cm. (Geology of the Blue Mountains region of Oregon, Idaho, and Washington) (U.S. Geological Survey...resources of the Blue Mountains region in eastern Oregon, western Idaho, and southeastern Washington. This...erosion, which has left some canyon walls more than 2 km deep (Snake River canyon west of the Seven Devils |  | | Journal (issue) | | track, to collect specimens underground at the Kelly mine, famous for exceptional blue-green botryoidal smithsonite...nearby Graphic mine, noted for azurite and malachite crystals, and visit the Blanchard mine to collect fine...included that of Ms. Blanchard at the Blanchard mine, who greeted someone she didn’t know with a shotgun...continue, including periodic visits to Elk Creek, Meade County, to collect superb transparent golden barite...and natrolite. Unfortunately, the nearby Reward mine in Enumclaw had closed, as well as access to its |  | | Journal (article/letter/editorial) | | for two gold mineralisation events at the New Celebration gold deposits in Western Australia a b S. J...for two gold mineralisation events at the New Celebration gold deposits in Western Australia, Australian...for two gold mineralisation events at the New Celebration gold deposits in Western Australia S. J. NICHOLS1*...University] at 14:16 15 February 2015 2 The New Celebration gold deposits (2 Moz Au) are located within...four deformation events are recorded at New Celebration: (1) D1NC is represented by vertical stratigraphic |  | | Journal (article/letter/editorial) | | fault system links the Kalgoorlie and Kambalda mining districts in the Eastern Goldfields Province, a...km from the Kalgoorlie mining district in the northwest to the Kambalda district in the southeast. Miner... the Hampton Boulder-Jubilee deposit at New Celebration (43.5 t Au to 1999) and more than 20 deposits...setting and stratigraphy The Kalgoorlie and Kambalda mining districts are located in the Eastern Goldfields...inner selvages of D4 quartz veins Mt Charlotte mine, 21 and 22 levels, combined data 6597760N, 354840E |  | | Journal (issue) | | Arhbar Mine in view of the association with the wendwilsonlte which was confined to this mine and is...old label indicated the locality only as Sonoma County, California. However in view of it's association...the Morococala tin mine, two hours drive east of the city of Oruro, Bolivia. This mine became famous in...know that George Gerhold and Anthony Kampf (LA County Museum) are preparing a CD-ROM of mineral data...News, P.O. Box 2043, Coeur d'Alene, ID 83816-2043 USA Phone: 208-664-2448 E-mail: lream@comtch.iea.com |  | | Report (issue) | | an overall guide been written on gold and gold mining of publications have no single report or to...longer district Hulin, respectively. the principal features of each gold-bearing district are described...publications were written on various phases of gold mining. The reports of John Trosk, the first State Geologist...Commissioner of Mineral prepared reports of mine production and gold-mining Bureau, and later now the California...The California Mining in 1880, gold-mining operations; the and Geology and the County a number of |  | Weinberg, R. F., Van der Borgh, P., Bateman, R. J., Groves, D. I. (2005) Kinematic History of the Boulder-Lefroy Shear Zone System and Controls on Associated Gold Mineralization, Yilgarn Craton, Western Australia. Economic Geology, 100 (7) 1407-1426 doi:10.2113/gsecongeo.100.7.1407 | Journal (article/letter/editorial) | | shear zone can be traced from the Paddington gold mine, north of Kalgoorlie, to south of Kambalda (e.g...The Playa shear zone in the Kambalda-Saint Ives district is indicated. logic markers (Langsford, 1989)...north-south–trending dextral shear zones in the Kalgoorlie district. An important reverse sense of shear also has... Kalgoorlie, New Celebration (also known as the Hampton-Boulder-White Hope district), and Kambalda-Saint...evolution of three major mining districts. These are the New Celebration district in the center, the Kambalda-Saint |  | | Journal (issue) | | Ngezi Mine, Zimbabwe: Characteristics of the Main Sulphide Zone and Variations that Affect Mining ………....Geological Survey Department ……………………………………………………… Mining Industry News ………………………………………………………………. News about...and we can only encourage all you geologists and mining houses to steer your Autocad mapping work in her...critical role especially in the development of the mining industry. It is therefore befitting that such a...in 1890 was being lost, and as a service to the mining public. The Geological Survey became a Government |  | | Journal (article/letter/editorial) | | Mauthner organized the special exhibition Gold! A Celebration of Beauty, Passion & Treasure. As this is being...B. Engineer Mine C. Atlin Camp D. Barkerville Wells Area E. Likely Area F. Stirrup Creek G. Dease Lake...Toodoggone Camp I. Bridge River Camp J. Harrison Gold Mine K. Hedley Camp (including Olalla) L. Stewart Camp...showing mining divisions and localities mentioned in the article. Map by William Besse. Mining divisions:...crystal 2 mm high, 5th level, Governor vein, Engineer mine, Taku Arm, Tagish Lake. This pseudohexagonal crystal |  | | Journal (issue) | | theme that continues on the drive to the Wolverine 2 Mine. Then the fun really begins as you view copper replacement...unusual, and the supply is nearing exhaustion as the mine dumps are crushed for roadfill. Lake Superior Agates...Club, along with the Mineralogical Society of the District of Columbia and the Micromineralogists of the...magnesium pyroxenite, which sank as peridotite into the mantle. Partial melting of the sunken pyroxenite created...I collected star almandine garnets from Emerald Creek and faceting-quality garnets from St. Mary’s in |  | | Book (volume) | | (25.56 ct), Sweet Home Mine, Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal...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...events to bring the history of North American gem mining up to date. Here, then, is the latest, most complete...and interviews with persons actively engaged in mining gemstones. Pertinent references are furnished throughout |  | | Journal (article/letter/editorial) | | ultramafic rocks, are important host rocks in some mining camps and structural settings. Mineralization occurs...and Norseman, and a plethora of smaller mines and mining centres, have contributed to the total figure....led once again to high levels of exploration and mining. Although much recent production has come from...results of structural studies at several mines and mining centres have been published in recent years (Clark...for integrated observations on greenstone belt and mine scales in order to relate the formation of mineralized |  | | Report (issue) | | and Idaho See Montana 6 Hells Canyon Study Area, Oregon and Idaho See Oregon 10 Idaho Wilderness 11 Italian...Wilderness, Idaho and Montana 9 Special Mining Management Zone Clear Creek 13 2 18 15 Ten Mile West Roadless...Vanadium Copper w Tungsten Gold Zn zinc Lead Mine or deposit Mine Volcanic rocks (Tertiary) Intrusive rocks...of leadzinc-silver ore, mostly in the Phi Kappa mine, and an additional 2.5 million tons of demonstrated...Star Hope Creek, and Muldoon Canyon; up North Fork Big Lost River; and up Wildhorse Creek. Other access |  | | Journal (issue) | | group of sharp crystals is from the Rowley mine (Maricopa County). (Jeff Scovil photo/ Scott & Margie Adams...the Silver Reef article. I must have passed by the mine a dozen times. Next time, I will stop for sure....treasuresoftheearth.com 5-7—CANBY, OREGON: Annual show; Jean Miller, Clackamas County Fairgrounds; 694 N.E. 4th... Annual show; 500 Earth Sciences Club, Hancock County 4-H Fairgrounds; 620 N. Apple Street; Fri. 10:00...Gem Society, FL National Guard Armory; 2809 Fern Creek Ave.; Fri. 1 pm-6 pm, Sat. 10 am-6 pm, Sun. 10 am-5 |  | | Book (edition) | | FOURTHEDITION V e a o_ of li rizo TI RAYMOND W. GRANT RONALD B. GIBBS HARVEY W. JONG JAN C. RASMUSSEN...McDonald Co\·er photo: \\ 7 ulfenite, Rowley Mine, Maricopa County, 4 cm high specimen, Evan and Melissa Jones... Data Names: Grant, Raymond \X'.,author. Title: Mineralogy of Arizona/ Raymond W. Grant [and 4 others]...used mining districts as part of the locality description. These political and geographic district names...with a more descriptive term, metallic mineral district. This term shows the geochemical and mineralogical | | | 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...and interviews with persons actively engaged in mining gemstones. Pertinent references are furnished throughout... most likely in Canada. Systematic large-scale mining of sapphire-bearing gravels in Montana is beginning...members. Searches could be confined to terrains and creek beds that expose .. Vll Preface types of rocks |  | Lambert, D. D., Foster, J. G., Frick, L. R., Hoatson, D. M., Purvis, A. C. (1998) Application of the Re‐Os isotopic system to the study of Precambrian magmatic sulfide deposits of Western Australia. Australian Journal of Earth Sciences, 45 (2) 265-284 doi:10.1080/08120099808728386 | Journal (article/letter/editorial) | | University, Clayton, Vic., 3168, Australia b Western Mining Corporation Limited, Kambalda Nickel Mines, Kambalda...University, Clayton, Vic. 3168, Australia. Western Mining Corporation Limited, Kambalda Nickel Mines, Kambalda...such as the Bushveld (South Africa) and Stillwater (USA) complexes; and sulfide-rich basaltic dykes such...recharged lava lake (S. J. Barnes pers. comm. 1996). Pyroxenite sample 22466 is extensively altered to an assemblage...shoot at three underground locations within the mine: (i) level 240/3 where the shoot is open, less deformed |
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