 | | Journal (article/letter/editorial) | | CLASSIC PEGMATITE OCCURRENCES IN Delaware County, Pennsylvania JOSEPH J . PETERS Department of Mineral...collected from a few granite pegmatites in Delaware County, Pennsylvania, near Philadelphia (Figure 1). The quarries...quarries, Avondale; Leiper's quarry, Springfield Township; and Deshong's quarry, Ridley-Nether Providence townships...for the manufacยญ ture of snuff. Upper Avondale quarry (Figure 5), one mile south of Swarthmore where...A-310, Registrar of Deeds, Delaware County, Pennsylvania). The Springfield quarry may have been de- Figure |  | | Report (issue) | | DESCRIPTIVE MINERALOGY OF PENNSYLVANIA 104 Na 2Al 2 Si3 Oi .2H 2 O; SiO 2 47.4, A1 2 O 3 26.8, Na...Na 2 O 16.3, Lenni, Delaware County. Crystals. Eyerman, 1911, 11. Composition: Analysis: Fe 2 O3 CaO...LOCALITIES: Berks County: Birdsboro, and Gickerville; Delaware County: Leiperville, Lenni (druses of... Felton's farm (Chester), and Ward's quarry; Montgomery County: Sumneytown, and Perkiomenville ; Philadelphia:...Philadelphia: Fairmount Park, Frankford, and Rit- enhouse quarry. SCOLECITE CaAl 2 Si3 Oi .3H 2 O MONOCLINIC |  | | Report (issue) | | Uranium occurrences in non-sedimentary rocks of Pennsylvania ....... 78 Table 13 Uranium occurrences in non-sedimentary...Uranium occurrences in non-sedimentary rocks of Pennsylvania..................................82 Figure 18...North Carolina; a belt extending from eastern Pennsylvania, across northern New Jersey, to southeastern...deposit occurs as a thin seam in graphitic Cleburne County. The property is, about 11.2 SINE phyllite which...Columbite, cyrtolite, Devonian Country rock is an ilmenite-bearing uraninite, gummite, pegmatite amphibolite |  | | Report (volume) | | ............................ 16 34 42 81 97 Delaware............................................................................................ Pennsylvania...............................................value. Some minerals, such as the copper ores of Pennsylvania, are included in the list not because they occur...and Ehrenfeld, Frederick, Minerals of Pennsylvania: Pennsylvania Top. and Geol. Survey Comm. Kept. No...Oberlin College, Oberlin. Prof. L. G. Westgate, Delaware. Oklahoma____Prof. D. W. Ohern, Norman. Mr. C |  | | Journal (issue) | | 1946 CONTENTS FOR SEPTEMBER, 1946 CHIPS FROM THE QUARRY .................................................ยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยท575 WINDSOR QUARRY, RUDEVILLE, N . J. By Peler Z odac .......................................... 583 ZoISITE IN PENNSYLVANIA ..............................................usually not easily distinguishable ly in Tooele County, Utah, at approxi - from the more plentiful Pleistocene...made last fall with my pal_. Bill Smith, to Dyers Quarry at Soldier's Delight, Maryland, netted the usual |  | | Book | | ADULARIA Adu 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...Allgood, J. Pradenas: Gold occurrences in Tuolumne County, California 18:41-45, 18:62-64 --with W. H. Wilkinson |  | | Book | | 100 maps geared to leading the " hunter to his quarry" and more than eighty photographs of minerals in...easier for you If you plan to vIsIt an operating quarry or mine where a permll Is required make the necessary...HARBOR !ROCK SHOPSl r::::-::, LAKE BAILEY N I DELAWARE MINE DUMPS IOATOUTE CHLORASTROUTEI 2 AMYGDAlOID...Survey topographic map of the Delaware q uadrangle o f Keweenaw County, Michigan This ,s an example o...be discovered by locating the porous layers In a quarry or other exposure and following them along the |  | | Book | | Department of Bryn Mawr College, Bryn Mawr, Pennsylvania, under the identifying chairmanship of Associate...of unmagnetized iron. Pyrrhotite (Fei xS) and ilmenite (FeTi03) are less strong magnetic. A magnet is...CoAljSiaOa, and pyroxene, (Ca,Mg,Fe)Si03. These, with ilmenite, FeTi03, make up the bulk of the lunar ba- Common...samples. Occurs in Utah, Colorado, Montana, Pennsylvania, Connecticut, Canada, Mexico, Bolivia, Australia...Maine, New Hampshire, Connecticut, New Jersey, Pennsylvania, Colorado, New Mexico, Utah, Arizona, California |
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