 | | 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) | | 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 |  | | 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) | | Millersville University, Millersville, PA 17551-0302, USA Department of Mathematics, P.O. Box 1002, Millersville...Millersville University, Millersville, PA 17551-0302, USA Department of Geological Sciences, 206 Natural Science...Michigan State University, East Lansing, MI 48824-1115, USA A R T I C L E I N F O Article history: Received...Piedmont Physiographic Province of Pennsylvania (USA), long-term (103–106 year) watershed chemical flux...primary minerals are REE-rich epidote, ankerite, almandine–spessartine garnet, muscovite, chlorite, and the |  | | Book | | $12.00 ROADSIDE _ JrEOLOoGY of VIRGINIA Keith Frye pueke ajeus Ras “Wy _ Hingsulvey\ 7eauo\spues...NVIHOVIVddV Binqsia1ed ROADSIDE 4 JrEOLOGY of Virginia Keith Frye Illustrated by Ramesh Venkatakrishnan...1935Roadside geology of Virginia. Bibliography: p. Includes index. 1. Geology—Virginia. I. Title. QE173.F78...59806 FOREWORD The great natural beauty of Virginia, from the Atlantic Coast on the east to the Appalachian...and weaker. Great rivers wend their way through Virginia, cutting spectacular gorges through the mountains |  | | Journal (article/letter/editorial) | | samplefrom Connecticut were determined at the Virginia Polytechnic Institute and StateUniversity on a...and Raman spectroscopicstudy was conducted at Virginia Polytechnic Institute and State University. Slnapr...MENARD: MODIFICATION OF GARNET COMPOSITION D t.u Almandine 0.9 1 llmenite .,i- Inclusion 0.8 , \-'l't 0...Devonian Gile Mountain Formation collected from a roadcut on the northbound entranceramp of I-89 in Sharon...8s c5o.s IL (L 8o.z o (D n ?lj- rtine Almandine E 0.1 0.6 0.5 1.0 0.4 0.9 o) ttt 0.8tLs |  | | Journal (article/letter/editorial) | | comprehensive listing, including detailed spot locations on county road maps, refer to this publication, which can...The price is $5.00 plus 4% sales tax. Individual county road maps can be obtained from the North Carolina...Carolina 27611 B. J . M C K E N Z I E Alamance County Pyrophyllite, cacoxenite, diaspore, sericite, pyrite...hill, 0.2 mile from the road. Alexander County Alexander County is a renowned mineral collecting area in...following are mineral collecting sites in Alexander County: 1) Emerald, rutilated quartz, smoky quartz, and |  | | Journal (issue) | | 14 cm, from the Centreville quarry, Fairfax, Virginia. Smithsonian Institution collection no. C6649;...Boltin photo. Fairfax Quarry, Virginia, 1967 The Fairfax quarry in Virginia is a classic locality for spectacularly...northeastern corner of the Fairfax quarry in Centreville, Virginia. I visited the quarry the next weekend. Nothing...museum quality.” (Szenics, 1967) Spruce Peak, King County, Washington, 1977 Beautiful pyrite and quartz specimens...and FLECK, G. (1980) The Grey Horse mine, Pinal County, Arizona. Mineralogical Record, 11 (4), 231–232 |  | | Book | | milky quartz stems. Denny Mountain area of King County. Specimen from the collection of Cary A. Maykut...DESCRIPTIONS 21 ABBREVIATIONS 24 GLOSSARY 25 COUNTY INDEX OF MINERAL OCCURRENCES 29 MINERAL DESCRIPTIONS...(using a code explained on page 21) and a county by county list mentioning the nature of their occurrence...Parks and Monuments prohibit all collecting. state, county and city parks usually prohibit collecting. Please...minerals. a. 3. HORNFELS ZONE Biotite, muscovite, almandine, hornblende, cordierite VEINLIKE REPLACEMENTS |  | | Journal (article/letter/editorial) | | Northern Zone, including Providence County and the northern towns of Kent County, 2) the Middle Zone, including...towns of Washington County, and 3) the Southern Zone consisting of Washington County and southwestern Newport...Newport County. The greatest number of species and varieties appear in the Northern Zone. Miller attributes...Island—for example, steatite from Johnston in Providence County for carving bowls and pipes; red and yellow ochre...(originally Hackleton's Rock) at Lincoln, Provi dence County, in 1640. Limestone was quarried there and "burned" |  | | Report (issue) | | disponible en français. Cover illustration Pendant: almandine garnet cabochon set in silver. Cut and set by...Herd, Geological Survey of Canada. GSC 2005-244 Almandine garnet crystal from Laniel, Quebec. Collected...quarry Renfrew–Madawaska area Renfrew County Road 4 (Bruce Avenue) roadcut Highway 60 quarry Jamieson marble...Carswell quarry Bryson marble blocks Bryson roadcut 1 Bryson roadcut 2 New Calumet mine Calumet uranium occurrence...Most of the collecting localities are in Renfrew County, Ontario. A wide variety of minerals are found |  | | Report (issue) | | parts of North Carolina, Tennessee, and southern Virginia. 4. Geologic section and simple Bouguer gravity...Page 103. Photograph of Linville Falls fault in roadcut along North Carolina Highway 194 about one-half...College and county seat of Watauga County), Blowing Rock, Linville, and Newland (county seat of A very...very County). The main sources of income are tourism and farming. Tobacco (mountain burley), cabbage, beans...rhododendron are scarce, many vines, including Virginia-creeper, cudzoo, and blackberry, add to the undergrowth |  | | Report (volume) | | Geology of the Chepachet Quadrangle Providence County Rhode Island By ALONZO W. QUINN CONTRIBUTIONS...geologic map of the Chepachet quadrangle, Providence County, Rhode Island____-_____________._____ In pocket...GEOLOGY OF THE CHEPACHET QUADRANGLE PROVIDENCE COUNTY, RHODE ISLAND By ALONZO W. QUINN ABSTRACT Tbe...metamorphosed to the staurolite-almandine subfacies of the almandine-amphibolite facies. The third group...these rocks are in almost the same grade, the almandine-amphibolite facies. Origin of the Absalona Formation |  | | Report (issue) | | ^ Anne Arundel County 43 Baltimore County 45 Howard County - Montgomery County 88 Prince Georges...Georges County Virginia 74 . 120 129 Arlington County 129 Fairfax County 131 Fauquier County 139...139 Loudoun County 143 Prince William County 149 Diabase quarries of northern Virginia 155 CAPTIONS...forming a ridge north of Route 7 near Dranesville, Virginia. Figure 7. Locations of mineral deposits in...mines in the Soldiers Delight region, Baltimore County, Maryland. Adapted from Pearre and Heyl , 19.60 |  | | Book | | WARWICKITE OCCURRENCE 3 7 DIAMOND LAKE ROADCUT 3 8 GRACE LAKE ROADCUT 3 8 DESMONT MINE 3 9 ESSONVILLE... epidote, garnet, pyroxene 26 BOWER'S POINT ROADCUT Herschel augite, calcite, scapolite, titanite...titanite, tourmaline, uranothorite 39 DIAMOND LAKE ROADCUT Herschel feldspar, hornblende, mica, pyroxene... ESSONVILLE ROADCUT Monmouth fluororichterite, phiogopite, diopside, calcite FARADAY HILL ROADCUT Faraday...pyrite, scapolite, sodalite, zircon GRACE LAKE ROADCUT Dudley tremolite/actinolite, diopside, phiogopite |  | | Report (issue) | | ... B. Nodule of "coldwater agate" from Benton County showing gray and white chalcedony and crystalline...made from "coldwater agate" material of Keokuk County..................................................Another variation of "coldwater agate" from Keokuk County. C. Quartz geode. D. Doubly terminated quartz crystals...Samuel and H.F. Bain, 1900, Geology of Dubuque County, Iowa: Iowa Geol. Survey Ann. Rept. (1899), v....call attention to the gypsum deposits in Webster County which he saw during a trip by canoe up the Des |  | | Report (volume) | | mostly under conditions representative of the almandine amphibolite facies. Four zones of progressive...exposed north of the village of Franklin in a roadcut along PETROCHEMISTRY AND GEOLOGY, FITCHVILLE...Scotland Schist is typically exposed in a new roadcut northeast of Brush Hill. It typically forms shiny...ledges on hillsides. It is best exposed in a new roadcut on the hill east of PETROCHEMISTRY AND GEOLOGY...quartz veins are locally conspicuous, as in the roadcut northwest of Yantic. The Canterbury Gneiss was |  | | Report (issue) | | exposed. 6086. The best exposure is on an abandoned roadcut near bridge Here, the micaceous quartzite of the...trail (Figure 19), and near the BC locality on roadcut exposures. There is no known contact of the David... these pegmatites typically have muscovite, almandine garnet, tourmaline (as individual crystals or... clearly products of local metasomatism, are almandine garnet (euhedral crystals about 20 cm across)...Wise River valley, Pioneer Mountains, Beaverhead County: Missoula, Montana, University of Montana M.S. |  | | Report (volume) | | Western Part of the Morrison Quadrangle Jefferson County, Colorado GEOLOGICAL SURVEY BULLETIN 1251-E...Western Part of the Morrison Quadrangle Jefferson County, Colorado By D. J. GABLE CONTRIBUTIONS TO GENERAL...WESTERN PART OF THE MORRISON QUADRANGLE JEFFERSON COUNTY, COLORADO By D. J. GABLE ABSTRACT The Morrison...The part of the Morrison quadrangle, Jefferson County, Colo., in which Precambrian rocks are exposed...and amphibolite, Sawmill Gulch shear zone, from roadcut J^ mile north of Idledale. 5. From lens in gneissic |  | | Journal (volume) | | . . . 16. Burbank Hill, Asbestos, Quebec 17. Roadcut Geology at 40 mph! . . . . . . * Key Stops - don't...road west toward St. Julien. 1.1 Slow for turn; county line; enter Compt4 Wolfe from Compt4 Megantic....and park at top of ridge. The 10 m face of the roadcut at the top of the hill has a block of Caldwell...Daniel is at the cross-roads at 12.2. miles). The roadcut on the east side shows vertical beds of breccia...112 onto Route 263. 3.6 Caidwell Formation in roadcut on right is greenish gray chloritic quartzite with |  | | Journal (article/letter/editorial) | | sillimanitef cordieritef perthitef biotitef quartz t almandine occurs in a metamorphic septum near the southern...exceptionallycoarsesample, B116, colIectedin the roadcut at the contact, containsporphyroblasticgarnet and.... 3 eIs 0 . 6 2 5 1854 0 0. 2 7 1 1 0. 1691 almandine pyrope spessartite andradite grossularite For...higher grades a field of stable almandine and a three-phaseregion for almandine-biotite-Al2SiOsdo develop as...vcast somelight on the paragenesisof the perthite-almandine-biotite-cordierite-AlzSiOr at Isabella which are |  | | Journal (article/letter/editorial) | | Racine (Scovil 1994), the pegmatites of Florence County (Koehier 1989) and the Wausau area (Falster 1987)...zircon), particularly in the Wausau area of Marathon County (Falster 1987). Middle Proterozoic quartzites (1...River Falls from 1969 to 1986. Coarse crystalline almandine, talc, magnetite, and various amphiboles came...Wisconsin mineralogy. The index is arranged county by county (fig. 1). Where possible, township and range...I apologize for any I may have omitted. Adams County Hamilton Mound. A quarry is located in the NE 1/4 |  | | Journal (article/letter/editorial) | | Michigan State University, East Lansing, MI 48824-1115, USA Received 16 September 2008; accepted in revised form...n/a n/a 66 92 n/a n/a n/a Weathered rind Roadcut Residual/relict Dunite Northeast GA Laurel Creek...92–94 90.6– 91.0 80–94 Weathered rind Roadcut Residual/relict Roadcut Residual/relict Dunite Burnsville...Barracks Basalt Roadcut 68–78 Hawai’i Flow Basalt Constructional Lava-flow surface Roadcut Flow surface...(1953) The Webster–Addie ultramafic ring, Jackson County, North Carolina, and secondary alteration of its |  | | Report (issue) | | district, Gilpin County, Colorado. 2. Geologic sections of the Central City district, Gilpin County, Colorado...with the upper range (sillimanite-almandine subfacies) of the almandine amphibolite facies. The Precambrian...range. The Central City district is in south Gilpin County, in the central part of the Front Eange (fig. 1)...Creek and a few uranium-bearing areas in Jefferson County (Sims and Sheridan, 1964). The Precambrian rocks...of Nevada Hill, north of Eureka Gulch. Near Kent County mine, north slope of Quartz Hill. Top of Nevada |  | | Report (volume) | | amphibolite and siliceous metasedimentary rocks of the almandine-amphibolite facies within the western Paleozoic...Klamath Mountains was a placer deposit in Shasta County, Calif., in 1848. In southwestern Oregon the earliest...were in Jackson County in 1852. The first lode mining commenced in 1852 in Shasta County. More than 7 million...Rivers. The rugged terrain in southwestern Josephine County is drained by the shorter, Chetco River and its...thoroughfares and in turn are joined by private, county, Forest Service, and Bureau of Land Management |
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