 | | 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) | | with syenite (andesine anorthosite) of Nelson County, Virginia.............................................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...the adjacent portions of the Piedmont Plateau in Virginia one of the dominant igneous rocks of granitoid |  | | 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) | | 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 | | of Geological Sciences, Virginia Polytechnic Institute, Blacksburg, Virginia 24061. McIVER, Norman...Washington County, in The physical features of Washington County. Md. Geol. Survey, Washington County (Rept...physical features of Washington County. Md. Geol. Survey Washington County (Rept. 14), 17-94. ——, Igneous...physical features of Washington County. Md. Geol. Survey, Washington County (Rept. 14), p. 95-97. ——., Structural...Structural geology of Washington County, in The ——, physical features Survey, 163. Washington Mineral |  | | Book | | United States by Bookcrafters, Fredericksburg, Virginia. PREFACE The end of 1994 marked the close of...Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN...Iron-manganese phosphates of the Williams pegmatites, Coosa County, Alabama (by P. B. Leavens & T. A. Simpson) 6:66-73...ALICE GLORY HOLE The Alice glory hole, Clear Creek County, Colorado (by T. A. Hanson & W. B. Craft) 18:185187...--and W. Hunt: The Tonopah-Belmont mine, Maricopa County, Arizona 19:139-144 ALLGOOD, GENNE MYERS --and |  | | 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) | | 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 |  | | 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 |  | | Book | | Graphite.—Lot 3, range II. of Grenville, Argenteuil county, Q.—Coll., R. Bell, 1856. (1228.) — columnar.——Lot...Ottawa county, Q.— Coll., H. G. Monae 1877. (1249.) — Walker’s property, Buckingham, Ottawa county, Q.—Coll...Ottawa county, Q.—Coll., Table-case 49, E. D. Ingall, 1891. (5186.) — Lochaber, Ottawa county, Q. (1254...pyrite.)—Lot 3, range I. of Denbigh, Addington county, O. (1238.) Native Arsenic.—Seven miles up Watson...Antimony.—Lot 28, range I. of South Ham, Wolfe county, Q.—Coll., J. Richardson, 1875. (1248.) ~ = with |  | | 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) | | are notice able in the scapolite ofSt. Lawrence County, N. Y., and the quartz crys tals of Hammond , N...volcanoes. Sharon, N. Y. , and sulphur springs of Virginia. Sp. 7. Muriatic Acid. [G. = 1'28. Strongly acid...Dr. Franklin B. Hough of Somerville in the same county. Sp. 14. VÖLKNERITE, Hermann. [ H. soft. G. =...varieties are particularly abundant in the caves of Virginia and Kentucky. Most of the varieties are so common... are Ratfield, Mass., near Fred ericksburg in Virginia, North and South Carolina, Tennessee, and the |  | | Journal (volume) | | House Square, Montreal, M. R. MORROW, Agent, 50 Bedford Row, Halifax, N.S. R. P. & W. F. HARVEY & C...MINING ENGINEER, ONTARIO. . . Yukon. . — Bedford McNeil's. 30 Years Experience. Francols-Xavier...address, " Demorsil, Sudbury." Codes, Lieber's and Bedford McNeil's. B.C. RAT PORTAGE Reports. ONTARIO...Lake Superior Power Company's smelters Hastings county and other parts of eastern Ontario, which are on...been opened up in the township of Raleigh in the county of Kent, development work ahead of the regular |  | | Book (edition) | | 1700 Utah, 6100 Vermont, 1000 Virginia, 950 Washington, 1700 West Virginia, 1500 Wisconsin, 1050 Wyoming...represented by the Highlands of New Jersey and Putnam County, New York, and their continuation northward interruptedly...through Pennsylvania, and a very broad area through Virginia, to Georgia j (2) the Taconic Range, along the...southwest, and in many other states. Berkshire County., Mass., sylvania, and farther in eastern Penn-...hydrous mica, damourite. ; — the Archaean of Lewis County, N.Y. (Dysintrybyte), China, etc. Paragonite Schist |  | | Journal (volume) | | Scotia Coal Area the Neo-Carboniferous of Pictou County Coal Mining Gold Yield in 1901 1 Iron and Steel...House Square, Montreal, M. R. MORROW, Agent, 50 Bedford Row, Halifax, N.S. & W. F. STARR, Agents, St. John...ENGINEER. Francois-Xavler St., MONTREAL. - — Bedford Code used 30 Years Experience. ASSAYER AND MINING...B.C. MONTREAL. HALIFAX, N.S. i ^ Contractor's Usa, &,c. WIR^ ROPB AT MARKEJT PRICiBS. AGENTS LEONARD...practically unchanged. Company. In Cumberland County improvements were Collieries, over one million |
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