 | | Journal (article/letter/editorial) | | kaersutite, 718 Fife Brownhills and Kelly Law: anorthoclase, 949 Harris Caisteal Ard, Ardvourlie: granulite...olivine, cossyrite, feldspar, ilmenite, 86; anorthoclase, 949 Val Antigorio: antigorite, 404 Vallerano...and Trooper Lake, Glamorgan Township, Halliburton County: nepheline, 114 Munro mine: chrysotfle, 467 QUEBEC...730 United States Amelia County, Virginia: albite, 581 Bedford County, Virginia: chevkinite, perrierite...chevkinite, 42 Dona Ana County, New Mexico: aphrosiderite, 404 Eldorado County, Colorado: rhodophyL lite |  | | Report (issue) | | the cover—Turquois crystals from Lynch Station, Virginia; x ca.; pho tograph by Neal Ycdlin; color plates...C. A. Michael. COLD NUGGET FROM SPOTSYLVANIA COUNTY: Longest dimension approximately 13 cm., photograph...of Virginia R. V. DIETRICH* Professor of Geology and Associate Dean of Arts & Sciences, Virginia Polytechnic...Polytechnic Institute Research Division Bulletin 47 Virginia Polytechnic Institute, Blacksburg, Va. 24061 *... © R. V. Dietrich and the Research Division of Virginia Polytechnic Institute, 1970 Printed and bound |  | | | | Geological Survey, 956 National Center, Reston, VA 20192, USA 4 Camborne School of Mines, School of Geography,...presented of chevkinite-group minerals from Canada, USA, Guatemala, Norway, Scotland, Italy and India. The...cation in the A site. Patchilyzoned crystals from Virginia and Guatemala contain both perrierite and chevkinite...occurrence of rengeite has been recorded in an albite-anorthoclase hornfelsic xenolith in a foyaite in the Khibiny... Pegmatitic Bearpaw Mts, Montana Burley Farm, Virginia Bjørkedalen, Norway Mt Charles, East Antarctica |  | | Report (volume) | | From the Silver King mine, Calico, San Bernardino County, Cal. Specific gravity, 6:28. Analysis by W. H...From .Teocalli Mountain, Brush Creek, Gunnison County, Colo. Specific gravity, 7.400 at 14.5°, corrected...vol. 3, pt. 1, p. 46. From the Rose mine, Grant County, N". Mex. Specific gravity, 6.644 at 20°. Probably...impurities. From the Missouri mine, Halls Valley, Park County, Colo. Analyses, by Hillebrand, of three different...From the Brobdignag mine, Red Mountain, San Juan County, Colo. Specific gravity, 5.21 at 18°. Analyzed |  | | Report (volume) | | .........Prof. George H. Perkins, Burlington. Virginia...........Dr. Thomas L. Watson, Charlottesville...Washington....... Prof. Henry Landes, Seattle. West Virginia... .Dr. I. C. White, Morgantown. Wisconsin......See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities: Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20, Pv. 7 E.; Jefferson |  | | Report (volume) | | ...................... 1. Rocks from Aroostook County..... ^..................'........... 2. Miscellaneous...rocks............................................. Virginia.................................................1. Elliott County dike............................................... 2. Crittenden County dike............................................. 3. Colfax County................ I................................142 3. Plumas County............................................... 144 4. Butte County.............. |  | | Report (volume) | | ................................. Androscoggin County............................................. Auburn......................................... Lincoln County ............................................................-...:.....-................. Oxford County........................;............................................................. Sagadahoc County.. '...... ............................................................................ Hartford County ..... ....................:............ ...... |  | Macdonald, Ray, Bagiński, Bogusław, Belkin, Harvey E., Stachowicz, Marcin (2019) Composition, paragenesis, and alteration of the chevkinite group of minerals. American Mineralogist, 104 (3) 348-369 doi:10.2138/am-2019-6772 | Journal (article/letter/editorial) | | LA1 4YQ, U.K. 3 11142 Forest Edge Drive, Reston, Virginia 20190-4026, U.S.A. Abstract The chevkinite-group...site of an Fe-rich chevkinite-(Ce) from Mianning County, Sichuan, China, was given 2+ 2+ by Yang et al...stock, California (McDowell 1979); 5 = Roseland, Virginia (Macdonald et al. 2009). Figure 5. Triangular...Kaskasnyunchorr, Khibiny massif, occurring in an albite-anorthoclase hornfels from a large xenolith in foyaite (Yakovenchuk...(Qtz) and biotite (Bt), Lucerne Granite, Hancock County, Maine, U.S.A. Associated accessories are zircon |  | | Report (volume) | | ............................................. Virginia......................................................................................... West Virginia.................................................See Bauxite and Halloysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities : Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20 S., R. 7 E.; |  | | Report (volume) | | crystalline rocks Maine 1. Rocks from Aroostook 'County 2. Miscellaneous rocks5 v New Hampshire 5 Vermont...Miscellaneous rocks Virginia North Carolina Georgia Kentucky 1.. Elliott County dike 2. Crittenden County dike Tennessee...Grande Canyon 5 2. Mount Taylor region 5 3. Colfax County 4. Miscellaneous rocks 5 Arizona 1. Globe district...Plumas County 4. Butte County 5 5. Sierra County5 6. Nevada City and Grass Valley 5 7. Placer County 8. Eldorado...Eldorado County 5 9. Amador County 5 10. Calaveras County5 11. Tuolumne County 5 12. Mariposa County5 |  | | Book (volume) | | beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds...Guide for Rock Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles...of rd. a few yds., outcropRose Quartz. DOUGLAS COUNTY CORSICA, S on US 281 to Armour, area rd. cuts, |  | | Book | | from Hyner View, Hyner Run Slate Park, Clinton County, showing accordant ridges in the Appalachian Plateaus...of the Ridge and Valley province in Huntingdon County. Flooded meanders of Raystown Lake on the Raystown...XXI Pulpit rocks on Warrior Ridge in Huntingdon County, co1nposed of the Lower Devonian Ridgeley Sandstone...description of the falls of the Youghiogheny in Fayette County. Johann David Schopf, a naturalist trained in Germany... Figure 1-3. Geological field ca1np, Son1erset County, in 1839. Pai~ted by Wi!liam van Starkenborg in |  | | Journal (issue) | | Gregory.... 810 SOME NOTES ON ASTERIATED QUARTZ IN VIRGINIA—R. J. Bland, Jr. 838 HISTORY OF ANDOVER-SULPHUR...San Antonio Rock & Lapi dary Society and Bexar County Mineral Hobby Club. Chairman; Fred Stevenson, P...Monroe, Peru, Indiana. April 30, May 1. 1966—Dallas County' Rock Club will hold its Rock Club Showcase at...Federation of Mineralogical Societies. Host: Clark County Gem Collectors, Las Vegas Convention Center, Las...Lan- the American Mineralogist (1961). Un caster County, Pennsylvania is dolomite fortunately, dcweylite |  | | Book | | Geological Sciences, Virginia Polytechnic Institute & State University, Blacksburg, Virginia 24061-0420, U.S...IN ALBITE EFFECT OF THE C2/m-CT TRANSmON IN ANORTHOCLASE 5.2 A DISPLACIVE PHASE TRANSITION WITH SOME...TRANSFORMATION AND EXSOLUTION MICROTEXTURES Anorthoclase Cryptoperthites Feldspars in Plutonic Rocks...Geological Sciences, Virginia Poly Institute, 4044 Derring Hall, Blacksburg, Virginia 24061-0420, U.S.A...Geological Sciences Virginia Polytechnic Institute & State University Blacksburg, Virginia, U.S.A. 24061-0420 |  | | Book (edition) | | so as to be distinc tive. Found only in Benito County, Cali fornia, the mineral is reported to fluo resce...ultraviolet light. With short waves rose quartz from Bedford, N. Y., and Custer, South Da kota, sometimes fluoresces...equally good speci mens. The agate from Sweetwater County, Wyoming, exemplifies the uranium-acti vated quartz...yellow-green. Opal from Bagdad, Ari zona, and Bedford, N. Y., fluoresces bright green, and the latter...brown zircons from Henderson County, North Carolina, and Placer County, Calif., have an orange-brown |  | | Book (edition) | | Geological Institute 4220 King Street Alexandria, Virginia 22302 703/379-2480 Price: $75 printed $25 microfiche...the total of 4,284 new Terms were United States county and city Terms. Counties and Cities in the United...States Earlier editions had Terms such as Washington County and Portland for counties and cities of the United...for example: Washington County Arkansas and Portland Maine. Each new county Term can now autopost its...to counties was a major task. The scope of U.S. county and city Terms can now be clear even when they |  | | Report (issue) | | 4, A1 2 O 3 26.8, Na 2 O 16.3, Lenni, Delaware County. Crystals. Eyerman, 1911, 11. Composition: Analysis:...Sp.gr LOCALITIES: Berks County: Birdsboro, and Gickerville; Delaware County: Leiperville, Lenni (druses...Felton's farm (Chester), and Ward's quarry; Montgomery County: Sumneytown, and Perkiomenville ; Philadelphia:...cut east of Reading (probably Birdsboro), Berks County. White, Smith, 1910, 540. silky mass of radiating...42 9.86 4.77 13.60 100.69 2.277 LOCALITY: Berks County: Birdsboro. MESOLITE m Na Al Si3Oio.2H O 2 2 |  | | Book (edition) | | Geological Institute 4220 King Street Alexandria, Virginia 22302 703/379-2480 Price: $65 softcover $25...The largest groups of new terms have been U.S. county names; rock-formation names (mostly North American);...Thesaurus. These include local geographic terms, U.S. county names, rock-formation names, and fossil names....term must be a name unique to one area. Lincoln County is not assigned coordinates in the Thesaurus, because...North America from the broader terms of Hanover County. There is no reciprocal entry for each broader |  | | Report (volume) | | 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...and central southern Virginia. Original reference: F. B. Laney, 1917, Virginia Geol. Survey Bull. 14...14, p. 15, 19-27, map. J. L. Calver, 1960, Virginia Div. Mineral Resources Bull. 75, p. 17. In Pittsylvania...Pope County. Named for Abbott Station. Abbyville Gabbrol Precambrian : Central southern Virginia. Original |  | | Book (edition) | | so as to be distinc tive. Found only i11 Benito County, Cali fornia, the mineral is reported to fluo...�·e11ow-green. Opal from Bagdad, Ari zor1a, and Bedford, N. Y., fluoresces 1Jright green, a11d the latter...hrown zircons from Henderson County, North Carolina. and Placer County, Calif., have an orange-brown...long waves, but no response to short waves. ANORTHOCLASE. Specime11s front Franklin, N. J., fluoresce...deep green fluorescing gypsum, whereas that from Virginia and Italy fluoresces a lighter green. The gypsum |  | | Report (volume) | | sandstone. Permian : Central northern Oklahoma (Bay County). C. N. Gould, 1900 (Kans. Univ. Quart., vol. 9...dolomite. Permian : Central northern Texas (Fisher County). M. G. Cheney, 1929 (Univ. Tex. Bull. 2913, p...Norton formation). Pennsylvanian : Southwestern Virginia. J. B. Eby, 1923 (Va. Geol. Surv. Bull. 24, pp...: Northwestern Colorado (northern part of Eagle County). R. Roth, 1930 (A. A. P. G. Bull., vol. 14, No...Maccrady shale. Mississippian (Osage) : Southwestern Virginia. G. W. Stose, 1913 (U. S. G. S. Bull. 530, pp |  | | Report (volume) | | geology and mining industry of Leadville, Lake County, Colorado, by S. F. Emmons, pp. 201-290, pis. xliv-xlv...a description of the Dismal Swamp district of Virginia and North Carolina, by Nathaniel Southgate Shaler...Potomac and Roaring Creek coal fields, in West Virginia, by Joseph D. Weeks, pp. 567-590, pis. Ixxiii...and hydrography Continued. The mines of Ouster County, Colorado, by Samuel Franklin Emmons, pp. 405-472...section along the New and Kanawha rivers in West Virginia, by Marius R. Campbell and Walter C. Mendenhall |  | | Report (volume) | | Bettie S. Hackman, Virginia M. Jussen, Elisabeth S. Loud, Mildred C. Mead, Virginia S. Neuschel, and Dorothy...Geology California Div. Mines and Geology County Rept. Geology County Report. San Francisco, Calif. California...Ky. Kentucky .Geol. Survey County Rept. - Kentucky Geological Survey County Report. University of Kentucky...Los Angeles County Mus. Contr. Sci. in Science. Los Angeles, Calif. Los Angeles County Museum Contributions...Contributions Los Angeles County Mus. Nat. History Quart.- Los Angeles County Museum of Natural History Quarterly |  | | Book | | near Helena, Mont., and the Scott River, Siskiyou County, Cali£. ( George, 1949). In twinned cubes in the...silica-poor rocks: Oka district, Two Mountains County, Quebec (Fig. 2.10 ); Kaiserstuhl, Baden, Germany;...), and pyrochlorc ( P ), Oka dislTict, Two Mts. County, Quebec (Rowe, 19,55A; Geol. Survey Can. ). 38..., and at the Brov.rn Derby pegmatite, Gunnison County, Colo. Other similar occurrences are at Amelia...Middleton; in California near He1net, Riverside County, and at the Tom·maline King and Stewart pegmatites |  | | Report (issue) | | 1966 1967 1968 1969 1970 Numerous Federal, State, county, and local agencies and other organizations and...•••.....• Maryland, Delaware, and Virginia ••.••.•..••.••. West Virginia ..•..••••..•.•...••..•.•.........cooperators .............................. . State, county, and local cooperators ................. . Other...raw materials in nature, Tintic district, Utah County, Utah, has confirmed the existto the development...molybdenum occurrences in the Badlands area, Pennington County, S. Dak., by R. U. King and W. H. Raymond has shown |
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