| | 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 | | | 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 (volume) | aspects of the geology of the Culpeper basin of Virginia. The editors are grateful to the authors, technical...and Deep Run basins in the eastern Piedmont of Virginia 40 By Eleanora I. Robbins and Robert E. Weems...characteristics of Mesozoic basalts, Culpeper basin, Virginia lOS By Richard P. Tollo Reinterpretation of the...Mesozoic intrusive rocks in the Culpeper basin, Virginia and Maryland 151 By Albert J. Froelich and David...early Mesozoic diabase sheets, Culpeper basin, Virginia 16S By Paul C. Ragland and Jonathan D. Arthur |
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