 | | Report (issue) | | Loudoun County 143 Prince William County 149 Diabase quarries of northern Virginia 155 CAPTIONS Illustrations... List of Figures Figure 1. Index map showing region covered in this report. Stfaded area is covered...Figure 2. Block diagram of the Washington, D.C. region showing physiographic provinces and major geographic...Complex at Ilchester, Maryland. Figure 6. Triassic diabase dike forming a ridge north of Route 7 near Dranesville...and locations of mines in the Soldiers Delight region, Baltimore County, Maryland. Adapted from Pearre |  | | Book | | localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...Alberene and Old Dominion quarries, Albemarle County. In these two soapstone quarries, tabular ilmenite crystals...in Switzerland, it is only in the Maderanertal region of east-central Canton Uri that clefts bearing...clefts are found fairly commonly throughout this region, such that only a handful of notable finds during...about 20 other quartz mines are operated in the region of the Subpolar Urals, northwest of Saranpaul, |  | | Journal (issue) | | Behnke Northbrook, IL Werner Lieber Heidelberg, W. Germany Eric Offermann Arlesheim, Switzerland Jeffrey A...slavia), C aldbeck Fells (England), SEM , Eugui quarries (Spain) $10 v .2 2 /# 3 M essina m ines (So....occurrences scattered throughout the Franklin-Sterling region (Cummings, 1978, 1988). The oxidation paragenesis...when several diabase quarries were opened in and near St. Peters in 1885. The diabase quarries produced paving...encountered. Drilling along the drift showed that the diabase was more than 30 meters below the gneiss footwall |  | | Report (issue) | | limestones the shales, etc., most. effect of a diabase dike may be practically nil, where under other...analcite, apophyllite, heulandite, stilbite, laumontite, chabazite, gmelinite, natrolite, mesolite, scolecite;...Zeolites are of common occurrence in the Triassic diabase quarries of Adams, Lancaster, Berks, and ; Hydrous...Pennsylvania are associated with intrusive Triassic diabase: the lead and zinc veins of Perkiomen and Phoenixville...sandstone, shale, conglomerate, and intrusive diabase in the northern part. Low hills; a southern extension |  | | Book | | titan te i8 r.lative~1 large SJl.sunts. Grgit. Quarries (76(42 15'58",73000'43tt)~ 2 16'11",73 01'U tt...uaknown)16l,p.84)--Old Gross Quarry. Dolomite Harb e quarries (with variable amounts of calCite, phlogopite...limestone quarries 74(42 21' 34·',73 22'12"--Cone Hill )--One quarry at this location. Two quarries 260 feet...Jetfersite, Scolecite, Tit,nlte. Heulap41t., Laumontite, K.o11•• pyroxene, HorD_leade. fink Caleite!...Limo ite) Pit t,8(42 40'47",73 11'38")121) Marble Quarries area of 42 40'37 n ,73 11'02")114)--Twoquarries0 |  | | Report (issue) | | Helvite Scapolitc Natrolitc Alesolitc Thomson itc Laumontite Mordenite Heulandite Stilbitc (Epidcsminc) Epistilbite...cpidotc, galena, gold, greenockitc, kyanitc, laumontite, lithiophorite, magnetite, malachite, melanterite...covellite, feldspar, galena, gold, graphite, kyanite, laumontite, magnetite, marcasitc, monazite, moonstone, muscovite...barite, calcite, chlorite, heulanditc, kaolinite, laumontite, limonite, molybdenite, pyritc, pyrrhotite, quartz...their bearing on the geomorphic history of the region, their included relatively rare minerals (see, |  | | Book (edition) | | opened or systematically worked, as in mines and quarries, the amateur is far better able to keep track...system in 1735, followed by Friedrich Mohs of Germany, who published his in 1820. In 1758, Axel Frederic...Wilhelm Scheele (1742-1786) in Sweden, and in Germany by Martin Heinrich Klaproth (1743-1817), the merits...carried out by Eilhard Mitscherlich (1794-1863) in Germany; these did much to explain hitherto puzzling variations...Properties Considering the enormous collector in quarries, mines, quantities of ordinary rock which greet | | | Book (edition) | | opened or systematically vvorked, as in mines and quarries, the amateur is far better able to keep track...system in 1735, followed by Friedrich Mohs of Germany, who published his in 1820. In 1758, Axel Frederic...Wilhelm Scheele (1742-1786) in Sweden, and in Germany by Martin Heinrich Klaproth (1743-1817), the merits...carried out by Eilhard Mitscherlich (1794-1863) in Germany; these did much to explain hitherto puzzling variations...of ordinary rock which greet the collector in quarries, mines, and other collecting sites, it is obvious |
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Diabase quarries, Herborn, Lahn-Dill-Kreis, Giessen Region, Hesse, Germany