 | | Report (volume) | | Stratigraphy in the Northern Part of the Culpeper Basin, Virginia and Maryland GEOLOGICAL SURVEY BULLETIN...Stratigraphy in the Northern Part of the Culpeper Basin, Virginia and Maryland By K. Y. LEE CONTRIBUTIONS...stratigraphy in the northern part of the Culpeper Basin, Virginia and Maryland. (Contributions to stratigraphy)...1. Geology, Stratigraphic Triassic. 2. Geology Virginia. 3. Geology Maryland. I. Title. II. Series. III...Newark Group in the northern part of the Culpeper basin, Virginia and Maryland ___________________________ |  | | 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) | | 04237. The Crooker gem pegmatite, Newry, Oxford County, Maine, has been mined sporadically since 1930...occurrence in the United States at Mineville (Essex County). The mineral was identified in a sample collected...Polycrase-(Y) was described from Day pegmatite, Saratoga County. It occurs as small, dark greenish to brownblack...found near Long Lake, Hamilton County, and Trout Brook Valley, Essex County, in the Adirondacks. Chemical...Chemical Characterization of Northern Virginia Apophyllite, (K, Na)Ca4Si8O20(OH, F)· 8H2O. B. M. Meier and |  | | Journal (article/letter/editorial) | | from Virginia by RICHARD S. MITCHELL Clark Hall University of Virginia Charlottesville, Virginia 22903...same county. I t also has been observed i n pegmatites i n Powhatan County, Spotsylvania County, and...world have specimens of allanite from Amherst County, Virginia. The mineral is usually black and is coated...radioactive. The mineral was reported in Amherst County as early as 1874. Mallet ( 1 8 7 7 ) first described...Specimens from the Rutherford pegmatites, in Amelia County, are famous for the per fection of their thin |  | | 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 |  | | Report (issue) | | Basins, Virginia and Maryland C7 ll.S. / PAPER Triassic-Jurassic Stratigraphy of the Culpeper and Barboursville...Barboursville Basins, Virginia and Maryland By K.Y. LEE and AJ. FROELICH U.S. GEOLOGICAL SURVEY PROFESSIONAL...Triassic-Jurassic stratigraphy of the Culpeper and Barboursville basins, Virginia and Maryland. (U.S. Geological...Jurassic. 3. Geology Culpeper Basin (Va. and Md.) 4. Geology Virginia Barboursville Basin. I. Froelich, A............................................. 10 Culpeper Group ....................................... |  | | 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 |  | | Report (issue) | | COMPOSITION OF STREAMS DURING LOW FLOWFAIRFAX COUNTY, VIRGINIA by J. D. Larson REPRODUCED FROM BEST AVAILABLE...discharge of streams during low flow--Fairfax County, Virginia Figure 1. Diagrammatic representation...August 1977 in Fairfax County, Virginia 7 3. Generalized geology of Fairfax County, Virginia 9 4. Chlordane...samples in Fairfax County, Virginia 17 5.--DDT content of stream-bottom samples in Fairfax County, Virginia...^airfax County, Virginia 19 Pace 7. Lead content of stream-bottom samples in Fairfax County, Virginia |  | | 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 |  | | Journal (article/letter/editorial) | | partially decomposed and consisted largely of calcite. Brewster described in 1819 a variety he called/ish-eye...new species is the are Knob mine, Jefferson, Ashe County, North Carolina. At this locality, the hydroxyapophyllite...type locality, the Ore Knob mine, Jefferson, Ashe County, North Carolina. The crystals are white and 5 to...and f1uorapophyllite) from the Fairfax quarry, Centreville, Virginia. Both specimens are a very pale...G'j~lalXtiol Minerals from the Midwest BARITE, CALCITE, FLUORITE VANADINITE Hamburg ~!l ,Az Deep |  | | Report (volume) | | assachusetts, Connecticut, New jersey, Pennsylvania, Virginia , Maryland , North Carolina, and other Eastern...Massachusetts, Connecticut, New Jersey, Pennsylvania, Virginia, Maryland , North Carolina, and South Carolina...appropriate, the applicable early Mesozoic basin, State, county, or 7 1/2minute USGS topographic quadrangle...of entries, the basin name and the State are cited. More than one basin, State, county, or quadrangle...are not restricted to an exposed early Mesozoic basin. The term "regional" indicates that the reference |  | | Journal (article/letter/editorial) | | Loudoun County, Virginia H O W A R D R. F R E E L A N D 10340 Hollyberry Drive Richmond, Virginia 23234...Narsavage, 1977), and at the Fairfax quarry near Centreville, Virginia (Medici, 1972; Mitchell, 1977)...are several other "trap" quarries in northern Virginia which have yielded beautiful and sometimes rare...environments. Bull Run quarry located in Loudoun County, Virginia, is one such quarry. To date, nearly twenty...gyrolite, have not been reported previ ously in Virginia. THE QUARRY The Bull Run quarry is located in |  | | Journal (article/letter/editorial) | | localities as Paterson, New Jersey, or Centreville, Virginia. Recently, however, extraordinarily fine...prehnitecommonly associated with a wide variety of zeolites, calcite, and quartz-have been collected for almost two...80 in Passaic County, New Jersey. It also occurs in the Roncari quarry, Hartford County, and at Cheshire...Cheshire, New Haven County, Connecticut, and in the Hampden quarry, Hampden County, Massachusetts. It has...respectively, and at the Cornwall iron mine, Lebanon County, Pennsylvania. It has been found in individual |  | | Journal (issue) | | the Month for April. Some of us have found it in Virginia, and more of us can seek it when we return to...little-known facts about this mineral. Northern Virginia Mineral Club members, No in-person social events...Prehnite, O&G Southbury Quarry, Southbury, New Haven County, CT. Photo: Bob Cooke. the specimens shown above...other minerals. It also forms epimorphs after calcite, datolite, or analcine. (An epimorph grows when...babingtonite, Roncari Quarry, East Granby, Hartford County, CT. Photo: Bob Cooke. Now we get to the prehnite |  | Lyttle, Peter T., Aleinikoff, John N., Burton, William C., Crider, E. Allen, Drake, Avery A., Froelich, Albert J., Horton, J. Wright, Kasselas, Gregorios, Mixon, Robert B., McCartan, Lucy, Nelson, Arthur E., Newell, Wayne L., Pavlides, Louis, Powars, David S., Southworth, C. Scott, Weems, Robert E. (2017) Geologic map of the Washington West 30’ × 60’ quadrangle, Maryland, Virginia, and Washington D.C. Open-File Report 2017-1142. US Geological Survey doi:10.3133/ofr20171142 | Report (issue) | | been radiometrically dated) PIEDMONT PROVINCE CULPEPER BASIN Zfcrr Zfsm Zfbh 37 Ypg 69 78 56 42...Oo 6 26 Kps 201.2 ±1.3 Ma Jdg Jmhs Jmm Culpeper Group Qbc Kpc Ty 199.3 ±3.0 Ma CRETACEOUS...Allen Crider Jr. (2012–2017) 8 10 KILOMETERS 9 VIRGINIA MAP LOCATION Tc Calvert and (or) Choptank Formations...78° Blue Ridge Province Piedmont Province Culpeper Basin Coastal Plain Province 1. Nelson (1997) 2...the southern part of the Culpeper basin and the Barboursville basin, Virginia: U.S. Geological Survey |  | | Journal (article/letter/editorial) | | alpine fissure veins. Associated minerals include calcite, quartz, prehnite, danburite, axinite, garnet,...stilbite, heulandite, pectolite, apophyllite, calcite,, and quartz, and its crystal aggregates often...as the Cheapside quarry at Deerfield, Franklin County, where it occurred with prehnite. Crystals from...century at the Lane quarries at Westfield, Hampden County, Massachusetts; fine specimens were also found...al. 1980) and quarries at Prospect Park, Passaic County, are noted for datolite; datolite clusters and |  | | Report (issue) | | X-ray Powder Pattern: Goose Creek quarry, Virginia, USA. 2.931 (10b), 4.06 (7b), 7.37 (6), 5.81 (5)...0.2 [11.8] [100.0] (1) Goose Creek quarry, Virginia, USA; by electron microprobe, H2 O by di®erence;...quartz, calcite. Distribution: In the Goose Creek quarry, Leesburg, Loudoun Co., and the Fairfax quarry...quarry, Centreville, Fairfax Co., Virginia, USA. Name: For the occurrence in Loudoun Co., Virginia, USA. ...National Museum of Natural History, Washington, D.C., USA, 149397. References: (1) Dunn, P.J. and D. Newbury |  | | Report (issue) | | 02 [Cl0.91 (OH)0.05 F0.04 ]Σ=1.00 . (2) Fairfax, Virginia, USA; H2 O calculated for stoichiometry, corresponding...meteorites. Association: Actinolite, diopside, calcite, quartz, talc (Bob’s Lake, Canada); amphibole,...plagioclase, titanite, datolite (Bull Run quarry, Virginia, USA); olivine, orthopyroxene, phlogopite, ferroalluaudite...the USA, the Fairfax quarry, Centreville, Fairfax Co., and Bull Run quarry, Loudoun Co., Virginia; at...Dagenhart, Jr. (1981) Chlorapatite from northern Virginia: the first occurrence in the United States. Southeastern |  | | Journal (issue) | | yth ANNUAL JEWELRY GEM &MINERAL SHOW Featuring Virginia Minerals, Mines and Localities BE A PROSPECTOR...14,1977 VIRGINIA BEACH CIVIC CENTER (THE DOME) 19TH AND PACIFIC AVENUE VIRGINIA BEACH, VIRGINIA Rocks&...Minerals from Virginia Richard S. Mitchell 230 Mineral and Fossil Collecting Sites in Virginia Palmer C....Resume: Pseudomorphs in Virginia R. V. Dietrich 244 The Geology of Virginia W. Cullen Sherwood 250 Prehnite—Apophyllite...Minerals of Virginia J. Alexander Speer Minerals from the Old Sulphur Mine, Louisa County, Virginia Richard |  | | Report (volume) | | to some aspects of the geology of the Culpeper basin of Virginia. The editors are grateful to the authors...stratigraphic section through the northern Newark basin, New Jersey 19 By MichaelS. Fedosh and Joseph P...of early Mesozoic rocks of the northern Newark basin, New Jersey and New York 31 By R.A. Parker, H.F...and Deep Run basins in the eastern Piedmont of Virginia 40 By Eleanora I. Robbins and Robert E. Weems...phytoclasts of the Newark Supergroup in the Hartford basin 68 By R.K. Kotra, R.M. Gottfried, E.C. Spiker, L |  | | Report (issue) | | Hukusima Prefecture, Japan; after deduction of CO2 as calcite, corresponds to Ca0.99 S1.00 O4 . (2) CaSO4 . Occurrence:...Gypsum, halite, sylvite, polyhalite, dolomite, calcite, magnesite, celestine, sulfur. Distribution: Numerous...In the USA, from Paterson, Passaic Co., New Jersey; in the Fairfax quarry, Centreville, Fairfax Co., Virginia;...Virginia; large deposits in the Carlsbad potash district, Eddy Co., New Mexico; at the Boiling Salt Dome |  | | Report (issue) | | X-ray Powder Pattern: Je®erson, North Carolina, USA. 3.965 (100), 2.990 (67), 1.588 (26), 4.554 (23)...100.00 24.78 5.20 (1) Je®erson, North Carolina, USA; by electron microprobe, H2 O by the Pen¯eld method...°uorapophyllite, datolite, pectolite, calcite. Distribution: In the USA, in the Ore Knob mine, Je®erson,...Co., New Jersey; from the Fairfax quarry, Centreville, Fairfax Co., Virginia. From the Valenciana and...National Museum of Natural History, Washington, D.C., USA, 115268. References: (1) Dana, E.S. (1892) Dana's |  | | Journal (issue) | | Mary Lynn White Minerals of the Fairfax Quarry, Centreville, Virginia................ John C. Medici ...universi ties in the area, including the Los Angeles County Museum of Natural History, California Institute...314-726-2236). amlier linritc on ijolilen csilcite! mcailc county* south ilakotn Extensive mining of six miles of...workings. In the 1870’s the Trigo Mountains, Yuma County, Ari zona occurrences were discovered. The list...analysis. The vanadinite is from the Apache mine, Gila County, Arizona, and the arsenopyrite is from Zacatecas |  | | Report (issue) | | emplectite, rammelsbergite, calcite, aragonite, fluorite, barite. Distribution: In the USA, at Butte, Silver Bow...Bow Co., Montana; in the Fairfax quarry, Centreville, Fairfax Co., Virginia; and at Bisbee, Cochise Co...M23304; Harvard University, Cambridge, Massachusetts, USA, 82408, 82409. References: (1) Nuffield, E.W. (1947) |  | | Report (issue) | | 5.19 (1) Phoenix mine, Keweenaw Co., Michigan, USA; corresponding to (K0:85 Na0:16 )§=1:01 Ca4:05 (Si7:83... Association: Zeolites, datolite, pectolite, calcite, quartz. Distribution: Many localities worldwide...Maharashtra. At Shauguang, Guangdong, China. In the USA, from French Creek, Chester Co., and Cornwall, Lebanon...Co., New Jersey; from the Fairfax quarry, Centreville, Fairfax Co., Virginia. Very large crystals from |
|
Fairfax Quarry, Centreville, Culpeper Basin, Fairfax County, Virginia, USA