 | | Book (volume) | | 375 9 f-2. 162 fiQl c, THE MINERALOGY OF PENNSYLVANIA PART TWO JOHN ETEKMAN < 1 > w Q O UJ 5...>CQ uf S B o i s UJ THE MINERALOGY OF PENNSYLVANIA PART TWO CHEMICAL ANALYSES JOHN EYERMAN EASTON...Localities. a few exceptions, have omitted the Philadelphia zone localities, as an excellent directory of... CONTRIBUTIONS TO THE MINERALOGY OF PENNSYLVANIA THE MINERALOGY OF PENNSYLVANIA: PART 1 490: 425: 426: A:...pink Lenni, Delaware county VIII crystals green crystals. Rocksville, Bucks county light green crystals |  | | 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...Sp.gr LOCALITIES: Berks County: Birdsboro, and Gickerville; Delaware County: Leiperville, Lenni (druses...(Chester), and Ward's quarry; Montgomery County: Sumneytown, and Perkiomenville ; Philadelphia: Fairmount Park...Park, Frankford, and Rit- enhouse quarry. SCOLECITE CaAl 2 Si3 Oi .3H 2 O MONOCLINIC Transparent to |  | | Journal (article/letter/editorial) | | Mineral Localities of Philadelphia and Vicinity Author(s): Theodore D. Rand, William W. Jefferis and...Proceedings of the Academy of Natural Sciences of Philadelphia , 1892, Vol. 44 (1892), pp. 174-202 Published...Proceedings of the Academy of Natural Sciences of Philadelphia This content downloaded from 86.180.122.174...THE ACADEMY OF [1892. MINERAL LOCALITIES OF PHILADELPHIA AND VICINITY. BY THEODORE D. RAND, WILLIAM W...AND J. T. M. CARDEZA, M. D. The vicinity of Philadelphia has long been famned for the number of its mineral |  | | Journal (issue) | | -shaped nodules composed of calcite, quartz , epidote and the Asbestos of the hornblendicvariety occurs...one or two inches to a foot in thickness, At a quarry of pudding stone, near Chestnut Hill Reservoir...fair quality. I would mention especially prase, epidote, calcite and mennacanite or micaceous oxide of...The well known prehnite locality isin a syenite quarry on Granite St. Many years ago there were obtained...frag ments, though the quarry is still worked. At an argillyte or clay slate quarry on Winter Hill fine |  | | Journal (issue) | | of this group is in the Bement collection, at Philadelphia. It is known as the President, and weighs 125...suspect is due the confusion existing about the Philadelphia feldspars. Substances wholly different in composition...Within eight or nine miles of West Chester, Pennsylvania, during the past seventy years there have been...find in Delaware County, Pa . Rutile -bearing amethysts have been found in Chester County for the last fifty...collection . several groups of amethyst in Buncombe County, North Carolina, and one of them was then obtained |  | | Journal (issue) | | 4- JUNE , 1894 . CONTENTS . LURAY CAVERN , PAGE COUNTY , VA . , 49 THE MINERALS OF THE ANCIENTS , 57 STUDENTS...STUDENTS MINERALOGICAL CLUB OF PHILADELPHIA , 62 EDITORIAL NOTES , 63 PUBLISHED BY THE MINERAL COLLECTOR...Magnetite , Laurian Sulphur , Rhodochrosite , Epidote , Arragonite , Stibnite , Realgar , Orpiment ,...I. JUNE , 1894 . No. 4 . 1 LURAY CAVERN , PAGE COUNTY , VA . BY HENRY CLAY BORDEN . The great valley...Luray . It con stitutes the greater part of Page County — a limestone region . Within this region near |  | | Book (edition) | | Garnet Group Zircon Group 281 Vesuvianite, Epidote, etc Axinite 282 Danburite, lolite 286 Mica...480 c. C. Saussurite Rocks 487 487 1. Garnet, Epidote, and Tourmaline Rocks 487 2. Hornblende, Pyroxene...magnetite occurring in mica at Pennsbury, in Pennsylvania. Arborescent delineations over surfaces of rock...hornblende and a hypersthene containing much iron. Epidote is an example of a monoclinic mineral with different...near Clear Lake, in California; Inferno, Humboldt County, and Rabbit Hole Mines, Nevada; near Evanston, |  | | Journal (issue) | | R, Kampf Natural History Museum of Los Angeles County George Robinson National Museums of Canada Arthur...principal haulage route in tl district. At the Philadelphia Exposition of 1876 the Bleiberg Bergwerks-Union...N ew Zealand, Romania, Brazil, and lab grown. Epidote — Alaska Yugawaralite — India Cuproadamite . Tsumeb...Oklahoma was discovered in 1981 in northern Garvin County near the community of Paoli. The outcrop contain...landowners. Several of the deposits outcrop on county road rightsof-way southeast and east of Paoli. |  | | Book (edition) | | angles ma}- come under consideration, solid., ])lane., and interfor cial. The last are the inclinations...Dodecaliedron (f. 19). Faces rhombs, with the ].lane angles 109° 28' 16", 70° 31' 44". Edges twenty-four...a mere shell, enclosing calcite, or sometimes epidote. Analogous cases have been explained by some authors...and the axis of mean elasticity both lie in the |)lane of symmetry. In this case also dispersion of the...plane of the optic axes lies pcrpen dicular to the j)lane of symmetry ; but in this case the acute bisectrix |  | | Book (edition) | | a mere shell, enclosing calcite, or sometimes epidote. Analogous cases have been explained by some authors...minerals. In some crystals, as occasionally in the epidote from the Untersulzbachthal in the Tyrol, the biaxial...Pistachio -green : yellowish green with some brown epidote. with much stone : pale green 'yellow; asparagus...obtained. will give the three possible colors. For epidote, according to Klein, the colors for the three axial...considerations. For example, the empirical formula of epidote cided, though in A is Si 6 Al 3 Ca 4 H 2 26 |  | | Book (edition) | | a mere shell, enclosing calcite, or sometimes epidote. Analogous cases have been explained by some authors...minerals. In some crystals, as occasionally in the epidote from the Untersulzbachthai in the Tyrol, the biaxial...Pistachio-green : yellowish green with some brown ; epidote. ragus-green : pale green with much yellow ; asparagus...named will give the three possible colors. For epidote, according to Klein, the colors for the three axial...experiments on muscovite, garnet, linnssitc, biotite, epidote, apatite, gypsum, in Ber. Ak. Munchen, 1874, 245 |  | | Journal (issue) | | approaching for the 5th annual show of the Tri-County Rocks and Minerals Society. The event, scheduled...sphere making, Show in Grass Valley The Nevada County Gem and Mineral filigree, scrimshaw, casting and...in the permanent collection of the Los Angeles County (California) Museum of Natural History. Photo by...From the Hixon Gem Collection of the Los Angeles County Museum of Natural History, a 15.62· carat oval...Mountain in New Hampshire; pegmatites in Maine; Amelia County, Virginia; Fairchild, Connecticut; the Pikes Peak |  | | Journal (volume) | | mountain and Gopher Ridge, in Cala- ; veras county, Cal., lies Salt Spring val- Through this trough-like...persons who have imagined because the Cape Lawrence county, South Dakota, are of similar Nome excitement has...claims done during 1899 should be filed with the County Recorder prior to Feb. 1, 1900. To CONVERT Fahrenheit...basins attest this. Aspen mining district, in Pitkin county, Colo. is geologists. " It is difficult to conceive...Waite of the Gold Bank mine, Forbestown, Butte county, Cal., and accompanied a miniature "hang-up stick |  | | Journal (volume) | | ready made out the State. At Forest City, Sierra county, to be thankful for a good deal. The telegraph...the country: On the Forest Hill divide, Placer county, where A remarkably good sample of a paper that...separates Bear river from Steep hollow in the same county constitutes another noted drift locality, the prominent...vey Thomas H. Fletcher, a resident of Sierra county since 1S50, died last week. He was at one time...the danger Fairmont) t auspenaion bridge at Philadelphia, An Economical Pump. The Boston Journal Huxley |
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