 | | Journal (article/letter/editorial) | | are known, as are copper, chalcocite, bornite, pyrite, tetrahedrite, and even calcite pseudomorphs after...chalcopyrite crystals to 1.3 cm associated with pyrite. The specimen was formerly in the collection of...from the Old Lurzenbach mine, Gosenbach, Siegen, Germany. Jack Halpern specimen, Jeff Scovil photo. distribution...across are occasionally encountered in the diabase quarries of Fairfax County and the Goose Creek quarry...from 1845 until 1928, is also noted for beautiful pyrite, magnetite, apophyllite, and andradite specimens |  | | Report (issue) | | Loudoun County 143 Prince William County 149 Diabase quarries of northern Virginia 155 CAPTIONS Illustrations...Complex at Ilchester, Maryland. Figure 6. Triassic diabase dike forming a ridge north of Route 7 near Dranesville...11 cm long. Figure 16. Location of the Texas quarries, Texas, Maryland. Figure 17. Location of the... Figure 79. Hornfels (layered) underlain by diabase (massive) at the Manassas quarry, near Manassas;...Table 1. Minerals of the northern Virginia diabase quarries. xi INTRODUCTION "There was no talke/ |  | | 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....possess the symmetry. For example, even though pyrite forms cubes, its struc ture does not possess 4-fold...symmetry. This fact is revealed, for example, when pyrite cubes are striated, or by the pyritohedron itself...N10°-15°W. Chalcopyrite contains inclusions of pyrite and galena and, like bornite, is partially replaced |  | | Report (issue) | | Philadelphia 1922 Natural size. Abnormal pyrite crystals, French Creek mines, Chester County, Pennsylvania...limestones the shales, etc., most. effect of a diabase dike may be practically nil, where under other...Oxides: magnetite, ilmenite, rutile. Sulfides: pyrite, chalcopyrite, pyrrhotite, pentlandite; Element:...Zeolites are of common occurrence in the Triassic diabase quarries of Adams, Lancaster, Berks, and ; Hydrous...Sulfides: cryolite; Car- molybdenite, bismuthinite, pyrite, arsenopyrite, chalcopyrite; Elements: gold. |  | | Book | | traversing limestone and con~aining ga~ena and pyrite. Irgn Ore (Litonite) Pits (95(area of 42 14'39"...with aome large masaea of pale-green pyroxene and pyrite. It contains amethyst, much titanite in the usual...l07)~ One inch w1ele Te1n worked. Assoc1.ted with pyrite, Plrrhotite, ahd calcite in hornDlendle gneiss...calCite, epidote, fl rite, ilmenite, muscovite, pyrite, sphene, zircon. A18om~croscopic titan te i8 r...r.lative~1 large SJl.sunts. Grgit. Quarries (76(42 15'58",73000'43tt)~ 2 16'11",73 01'U tt )(42 14'22" |  | | Book | | Alberene and Old Dominion quarries, Albemarle County. In these two soapstone quarries, tabular ilmenite crystals...found during the 1960s, with anatase, brookite and pyrite crystals (Parker, 1973); at Brunnital in the uppermost...ilvaite crystals spotted with tiny crystal!> of pyrite is shown on the cover of the 1-2013 issue of Rivista...6 X 1.8 x 2.8 cm (Pekov, 1994a). Malad-Kurar quarries, Mumbai [Bombay], Maharashtra. Ilvaite occurs...in the 1960s (Birch, 1999). IMITERITE EUROPE GERMANY Ramsbeck district, Nordrhein-Westfalen [Sauerland] |  | | 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...either very dark in color or metallic in luster. Pyrite, for example, looks like freshly polished brass |  | | Report (issue) | | Pentlandite Cubanite Covellitc Violarite Stibnite Pyrite l .ocllingite Marcasite Arsenopyrite Molybdenite...malachite, martite, microclinc, nontronite, paragonite, pyrite, pyromorphitc, pyrrhotite, quartz, rozentitc, sidcritc...ARLINGTON COUNTY: galena, garnet, jasper, limonite, pyrite, quartz, tourmaline, vcrmiculite. AUGUSTA COUNTY:...aragonite, calcite, gearksutitc, limonite, niter, pyrite, quartz, staurolite, turgite. BEDFORD COUNTY: almandine...ottrelite, paragonite, perrierite, phlogophite, pyrite, quartz, Localities by County 11 rhabdophanc | | | 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...either very dark in color or metallic in luster. Pyrite, for example, looks like freshly polished brass |  | | Report (issue) | | Gregory Herman6 and John Curran6 1A1-4G3 1. Diabase and Brunswick basalt in the Watchung zone 1A1-1F4...Apx-Apxiv Appendix 1. Diabase and Brunswick basalt in the Watchung zone 1A. Well 1 –- Diabase, Lambertville City....................... 1B. Wells 2 through 5 –- Diabase framework, East Amwell Township.................................................. 1C. Well 6 – Diabase, Hopewell Township............................................................... 1D. Well 7 – Diabase, East Amwell Township......................... |  | | Journal (article/letter/editorial) | | farming, is that connecbd with the diabase- or ' granib '-quarries at Porth Downloaded from http://jgslegacy...slates. on Trwyn Ellen and Trwyn Llwyd, but these quarries are now abandoned. The group consists of alternations...tramway-cutting which affords access to the diabase-quarries on Pen Clegyr. In this cutting the mudstones...the shore, though they may be seen in s m a l l quarries on the cliff above t~wll Llong. The dip of the...strike: there is one such deviation near the large diabase-mass of Pen Clegyr. Again, in its course of a few |  | | Report (issue) | | III. Frontispiece Granite, gneiss, schist, and diabase in natural colors Sandstones in •". natural color:... State map showing location of building stone quarries 1. Galeb Pusev house. Upland. Delaware County...Seisholtzville, Berks County oS •>:,. Limestone quarries near Tyrone. Blair County 20. Medina sandstone...House. Towanda. P.radford County 00 01 04 30 Diabase (piarry. Quakertown. Bucks County J/> 33 Butler...Dialtase nionunient, Kichlandtown. Bucks County 32. Diabase monument, Logan Circle. Philadelphia _«4 <_•» |
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Diabase quarries, Bösenbrunn, Vogtlandkreis, Saxony, Germany