 | | Report (issue) | | Geology and Mineral Deposits of the Roseland District of Central Virginia U.S. GEOLOGICAL SURVEY PROFESSIONAL... Geology and Mineral Deposits of the Roseland District of Central Virginia By NORMAN HERZ and ERIC R. FORCE...titanium-mineral deposits in Nelson and Amherst Counties in the Blue Ridge of Virginia UNITED STATES GOVERNMENT...1923Geology and mineral deposits of the Roseland district of central Virginia. (U.S. Geological Survey professional...16:1371 1. Geology-Virginia-Roseland Region. 2. Mines and mineral resourcesVirginia-Roseland Region. I. Force |  | | Report (issue) | | VIRGINIA GEOLOGICAL SURVEY UNIVERSITY OF VIRGINIA Tnour.s Lnorvanp Warsow, Pn. D. DIRECTOR Bulletin...III-A Geology of the'Titanium and Apatite Depositrs of Virginia Bv Tnorues LuoNeno Wersow eNo Srrpnex...Vrncrnre I9I3 ,//l' ,4 BULLE'I'IN III-A VIRGINIA GEOLOGICAI, SUITVEY. Piney Rir-er near Rose's...Geoloeic occurrence. Chemical characters. Norms'of Amherst-Nelson counties Mineralogical characters. Quartz...ri uture prospecting for- apatite. . . . . . . . . . . . Future bf apatite"produ6tio"-....... : : : : |  | | Report (issue) | | known deposits in the United, States only those in Virginia are of commercial importance. These have been...made the subject of a special report 2 by the Virginia Geological Survey, which was preceded by a preliminary...preliminary paper on the rutile deposits of Amherst and Nelson counties.3 1 Clarke, F. W., U. S. Geol....Stephen, Geology of the titanium and apatite deposits of Virginia: Virginia Geol. Survey Bull. 3-A, 308 pp...1913. 3 Watson, T. L., and Taber, Stephen, The Virginia rutile deposits: tJ. S. Geol. Survey Bull. 430 |  | | Report (issue) | | INTERIOR TITANIUM DEPOSITS OF NELSON AND AMHERST COUNTIES VIRGINIA GEOLOGICAL SURVEY PROFESSIONAL PAPER 198...OF THE TITANIUM DEPOSITS OF NELSON AND AMHERST COUNTIES, VIRGINIA BY CLARENCE S. ROSS UNITED STATES..._________________________ Quartz monzonite____ _____ ________ Roseland anorthosite____. __________ Primary andesine anorthosite...(leucoxene)________________ Magnetite- _-_-__-___-__-_-_______ Apatite ___________________________ Page 1 1 2 3 3 3 3...Replacement of clinohypersthene by hornblende and by apatite. __________________________________________ 10 |  | | Journal (article/letter/editorial) | | 797–815 Petrogenesis of Apatite-Rich Rocks (Nelsonites and Oxide-Apatite Gabbronorites) Associated...Geology, College of William and Mary, Williamsburg, Virginia 23187 Abstract We report field, petrographic...suite—Fe-Ti oxide-apatite rock (or nelsonite) and Fe-Ti oxide-apatite gabbronorite (or oxide-apatite gabbronorite)... Urbain massifs in Quebec; from the Roseland massif in Virginia; and from the Carthage massif in New...fully contained within anorthosite, whereas at Roseland, nelsonite occurs as dikelike bodies within country |  | | Journal (article/letter/editorial) | | Mineralogyand Geochemistryof Fe-Ti Oxide and Apatite (Nelsonite) Depositsand Evaluationof the Liquid...GeologicalSurvey,National Center, Mail Stop 917, Reston,Virginia 22092 Abstract Modalmineralogydeterminedfor 82...82 Fe-Ti oxideand apatiterocksfrom localitiesin Virginia, New York, Quebec,Norway,and Swedenlargelysupportsthe...Roselandanorthositeand associated rocksof the Roseland-Piney River districtof Virginiais explainedby...dikelike bodiesof ilmenite-apatiterock in the Roseland-Piney River districtof Nelsonand Amherstcounties |  | | Report (volume) | | Ilmenite Placer Deposits Roseland District, Nelson and Amherst Counties, Virginia By NORMAN HERZ, L. E....panned concentrates of heavy minerals from the Roseland district indicate the possibility of valuable...channels, Roseland district________________________._ In pocket FIGURE 1. Index map of Virginia showing...showing the Roseland district__-__ F2 2. Geologic sketch map of the Roseland district-.._._____ 6 TABLES TABLE...ILMENITE PLACER DEPOSITS, ROSELAND DISTRICT, NELSON AND AMHERST COUNTIES, VIRGINIA By NORMAN HERZ, L. E. |  | | Journal (article/letter/editorial) | | PETROLOGY OF THE MONTPELIER AND ROSELAND POTASSIC ANORTHOSITES, VIRGINIA BRENT E. OWENS§ Department of...Geology, College of William and Mary, Williamsburg, Virginia 23187, U.S.A. ROBERT F. DYMEK* Department of...Missouri 63130, U.S.A. ABSTRACT The Montpelier and Roseland plutons are the southernmost, and among the youngest...which Ba levels exceed those of Sr. Montpelier and Roseland are the most potassic of all massif anorthosites...cooccurring plagioclase and pyroxene in Montpelier and Roseland (%An versus %En) lie well off trends defined for |  | | Journal (issue) | | February 1987 No.1 VIRGINIA MINERAL LOCALITY INDEX D. Allen Penick, Jr. This Virginia mineral locality...world-wide locality index The localities are listed by county, followed by a listing of the most prominent minerals...source of information in this Virginia index was Minerals of Virginia (1970) by R. V. Dietrich. Although...of the index. Some of the famous localities in Virginia, such Updated from Rocks and Minerals, Vol. 60...pegmatite in Amelia County and the Lynch Station locality (turquoise crystals) in Campbell County, are now closed |  | | Journal (article/letter/editorial) | | THE ILMENITE-APATITE CENTRAL C. W. DEPOSITS OF WEST- VIRGINIA. RYAN. INTRODUCTION. T•E existenceof...titanium depositsin Amherstand Nelson Counties,Virginia, has beenknown for a numberof years,and the g...Warwick farm, situatedon the northernboundaryof Amherst County, attracted attention,and the mineral rights...purchaseby the Virginia Phosphateand Paint Companyin I894 of the Giles tract northwestof Roseland,Nelson County...Companyopeneda depositof rutile-ilmeniteore at Roseland, • and since.that year with variousperiodsof inactivity |  | | Journal (article/letter/editorial) | | anorthosites, charnockites, and granulites in the Central Virginia Blue Ridge: Nd and Sr isotopic evidence H.S. Pettingill...Pettingill, 123 A.K. Sinha, 1 and M. Tatsumoto 2 t Virginia Polytechnic Institute and State University, Department...Blacksburg, Virginia 24061, USA 2 U.S. Geological Survey, Mail Stop 963, Denver, Colorado 80225, USA Abstract...highgrade gneisses of the Blue Ridge of central Virginia show evidence of post-emplacement metamorphism...line with no age significance. Samples of the Roseland Anorthosite Complex show excessive scatter on |  | | | | 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... Pegmatitic Bearpaw Mts, Montana Burley Farm, Virginia Bjørkedalen, Norway Mt Charles, East Antarctica...the Sierra Nevada, California, pegmatites from Virginia, and metacarbonates from Golden Lake, Ontario |  | | Report (issue) | | is located in the Plomosa mining district, Yuma County, Ariz., in the southern part of the Dome Rock Mountains...creek and wagon road cross the Pima-Santa Cruz county line, a short distance above White House, as indicated...creek, extending half a mile on either side of the county line. The deposits probably have a much wider extent...California which are being worked are those of Shasta County. Deposits in San Luis Obispo, Alameda, Placer,...Mountain,6 in the northwestern part of San Luis Obispo County but outside of the district proper. In general |  | | Report (issue) | | ALL UVIAL ILMENITE PLACER DEPOSITS, CENTRAL VIRGINIA GEOLOGICAL SURVEY PROFESSIONAL PAPER 959~H COVER...Carolina Alluvial Ilmenite Placer Deposits, Central Virginia By J.P. MINARD, E. R. FORCE, and G. W. HAYES ...in alluvial deposits along streams draining the Roseland Anorthosite and nearby areas, and their economic...James P Alluvial ilmenite placer deposits, central Virginia. (Geology and resources of titanium) (Geological...Bibliography: p. 1. Ilmenite._Virginia. 2. Placer deposits-Virginia. I. Force, E.ric R., joint author. II. Hayes, |  | | Journal (article/letter/editorial) | | with syenite (andesine anorthosite) of Nelson County, Virginia................................................................................. Ilmenite-apatite gabbro...........................................topographic divisions of the Appalachian ranges. In Virginia the Blue Eidge Mountains form a fairly continuous...feet above sealevel; but southwestward through Virginia the ridge becomes broader and higher, and attains...above the sea are reached at several points in Virginia. The Blue Eidge is composed of a central core |  | | Report (issue) | | Center Reston, Virginia 22092 A. Krishna Sinha Department of Geological Sciences Virginia Polytechnic Institute...Institute and State University Blacksburg, Virginia 24061 Norman Herz Department of Geology The University...core of the Blue Ridge anticlinorium in northern Virginia James W. Clarke Geology and age of the Robertson...8 Rb-Sr age for the Robertson River pluton in Virginia and its implication on the age of the Catoctin...Evolution of the Grenville terrane in the central Virginia ee ee eee ORNS eee i FVein.) A. K. Sinha and M |  | | Report (issue) | | biotite in some gneisses from Mason Mountain, Macon County, N.C --------------------8. ~mong minerals of some...e-graphite gneisses from Mason Mountain, Macon County, N.C. TABLE [Mineral percentage established by...X High-grade gnei-ss from Mason Mountain, Macon County, North Carolina TABLE 0 Charnockites of Madras...of the titanium deposits of Nelson and Amherst Counties, Virginia: U.S. Geol. Sunney Prof. Paper 198, 59...present in mafic granulites near Franklin in Macon County, N.C., and presumably elsewhere. In more -silicic |  | | Journal (issue) | | THE HORSESHOE MOUNTAIN QUADRANGLE, NELSON COUNTY, VIRGINIA William Mark Bailey' 4D - The Horseshoe...the Blue Ridge Physiographic Province of central Virginia (Figure 1). The study area is the northern half...half of the quadrangle and is part of the Roseland titanium mining district. The area is mountainous with...to late Paleozoic age for this event in central Virginia, based on isotopic studies conducted elsewhere...intensity (U, Th, K) aeroradiometric contour maps (Virginia Division of Mineral Resources, 1976) for the Horseshoe |  | | Journal (article/letter/editorial) | | VIRGINIA MINERAL LOCAL INDEX Although perhaps best known for its turquoise crystals, apophyllite on...kyanite, Virginia has, in fact, over 150 mineral species. and D. A L L E N P E N I C K , JR. Virginia Division...Mineral Resources P. O. Box 3667 Charlottesville, Virginia 22903 T H I S V I R G I N I A M I N E R A L L...world-wide locality index. The localities are listed by county, followed by a listing of the most prominent minerals...source of information in this Virginia index was Minerals of Virginia (1970) by R . V . Dietrich. A l |  | | Journal (article/letter/editorial) | | Sites in Virginia by PALMER C. SWEET Virginia Division of Mineral Resources Charlottesville, Virginia 22903...for people who are interested in col lecting in Virginia (Figure 1). All the alphabetically listed localities'were...official State Highway Map as well as individual county road maps (10^ each), both of which are available...Transportation, 1221 East Broad Street, Richmond, Virginia. Topo graphic maps are available from the VirÂ...Mineral Resources, Box 3667, Charlottesville, Virginia and from the National Cartographic Information |  | | Journal (article/letter/editorial) | | MINERALOGIST, VOL 5I, SEPTEMBER OCTOBER. 1966 VIRGINIA NIETAI,IICT }IINERALS: PERRIERITE AND CHEVKINITE...(Jniaersity oJ Virginia, Charlottesville,Vtrginia. Ansrn,lcr Perrierite occurs several piaces in Virginia, especially...especially in Amherst, Bedford, and Nelson counties. chevkinite is found only at a previously unknown iocality...iocality in Nelson county. All chevkinite reported earlier from Amherst, Bedford, and Nelson counties...chevkinite. Both minerals contain thorium. Most of the Virginia specimens are only slightly metamict. Heat treatment |  | | Report (issue) | | of the rare-earth metals at Baringer Hill, Llano County, Tex., by F. H. Hess, in C~ntr ibutions to Economic...Geology, 1907, pp. 286-294, 1908. (4) *430d The Virginia rutile deposits, by T. L. Watson and Stephen Taber...magnetite-ilmenite deposits near Lake Sanford, Essex County, N. Y. , by .r. R. Balsley, Jr., in Strategic Minerals...origin of the titanium deposits of Nelson and Amherst Counties, Va., by 198 C. S, Ross, 59 pp., 1941... · 1 Index r-.~o. (13) *Titanium ores (in Virginia), by W. 0. Snelling, in Mineral Resources of the |  | | 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 |  | | Journal (article/letter/editorial) | | hostrock in the similar titaniferousdepositin Virginia describedby ClarenceRoss. The distributionof the...chloriteand to serpentine. The ore minerals are apatite, futile and ilmenite. The zonesof mineralization...similar and features that are dissimilar to the Virginia deposit are tabulated and discussed. Photomicrographsof...the depositin Virginia, the xvriter concludesthat the titanium mineralsand the apatite formed as deutericminerals...depositwith that in Nelson and AmherstCounty,Virginia, described by ClarenceRoss (27) and C. H. Moore |  | | Journal (article/letter/editorial) | | abandoned mines and prospects, are present in Virginia. Many collecting locali ties are noted in "Appalachian...Ransom, and "Minerals of Virginia," by R . V . Dietrich. A publication of the Virginia Division of Mineral...and Prospects in Virginia" " I r o n Sulfide Mines in Virginia" NELSONITE: VIRGINIA Nelsonite is a unique...rock found only in Virginia. The name was given by T . L . Watson i n 1907 to apatite-bearing ilmen ite...son County. Usually the rock is equigranular and essentially is composed of ilmenite and apatite; this |
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