 | | 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...specimens: Leiper's Upper and Lower Avondale quarries, Avondale; Leiper's quarry, Springfield Township; and...and Deshong's quarry, Ridley-Nether Providence townships (Figure 2). The fascinating history and mineralogy...for the manufac颅 ture of snuff. Upper Avondale quarry (Figure 5), one mile south of Swarthmore where |  | | Journal (article/letter/editorial) | | large part of Philadelphia is covered with the Delaware River gravels and clays, but most of the streams...river this rock was largely quarried. The first quarry opened was irnmediately on the river bank. When...When the inclined plane was abandoned the Pennsylvania Railroad made a curved cut through these rocks extending...from about 30th Street to 34th Street, and a large quarry, or a series of quarries afterwards merged into...with that found on Ridley and Crum Creeks in Delaware County, contained segregated masses of coarse ort |  | | 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... 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 |  | | Journal (article/letter/editorial) | | fairly nice specimens in an old road bed in Lee County, Alabama, about 10 miles north of Auburn, Ala....near the old HaleWalker Quarry 鈥攑erhaps a third of a mile from the Strickland Quarry. Chalcopyrite is disseminated...green coating on pegmatite, at the Hale-Walker Quarry itself, was seen a few years ago. It was probably...colors in any other feldspar from this region." DELAWARE鈥擨n a large excavation along the right hand side...wave U. V."鈥攐n label. GEORGIA鈥擫arge nodules of andalusite were brought to the Department of Mines in August |  | | Book (edition) | | describes sites under of the nearest town and county. and the many maps included book contain such...hazards as well. Rocks can fall from a shattered quarry wall, a cliff, or an overhang. Someone on a rocky...associated with the gem material. Oregon thunder a quarry, eggs, for example, are in volcanic beds; tourmaline...pink hue (right) from the Sunnyside Mine, San Juan County, Colorado. MOTTLED AGATE from Chihuahua, Mexico...usually veined with black. This is from Siskiyou County, California. z'^m-: LABRADORITE, the feldspar |  | | Book (edition) | | springs in Columbia county, New York, and a region in the town of Hoosic, Rensselaer county, afford large quantities...gas. There is another locality at Canoga, Seneca county, where the water is in violent ebullition from...at Warm and Hot Springs in Buncombe At Bath, in county, N. C. and on the Washita in Arkansas. England...been met with, in Rutherford county, North Carolina, (fig. 4,) and Hall county, Georgia. The original rock...sometimes vertigenerally the case throughout central Pennsylvania and in some cases the beds are raised in immense |  | | Book (edition) | | springs in Columbia county, New York, and a region in the town of Hoosic, Rensselaer county, afford large quantities...gas. There is another locality at Canoga, Seneca county, where the water is in violent ebullition from...Blue Ridge at Warm and Hot Springs in Buncombe county, N. C. and on the Washita in Arkansas. At Bath...been met with, in Rutherford county, North Carolina, (fig. 4,) and Hall county, Georgia. The original rock...sometimes vertigenerally the case throughout central Pennsylvania ; and in some cases the beds are raised in immense |  | | Book (edition) | | springs in Columbia county, New York, and a region in the town of Hoosic, Rensselaer county, afford There is...at large quantities of this gas. Canoga, Seneca county, where the water is in violent ebulthe earth, ...at Warm and Hot Springs in Buncombe At Bath, in county, N. C. and on the Washita in Arkansas. lition ...been met with, in Rutherford county, North Carolina, (fig. 4,) and Hall county, Georgia. The original rock...as is generally the case throughout central Pennsylvania ; and in some cases the beds are raised in immense |  | | Book (volume) | | Vivid blue matched benitoite gems from Sai, Benito County, California, consisting of 52 benitoites and 75...Cantlin, Ellis, ID; Jeannette B. Carillo, Gen1 Center USA, El Paso, TX; Gary Christopher, The Prospectors Cache...Resources, Vancouver, BC; Barbara L. Muntyan, Ouray County Historical Society, Ouray, CO; Merrill 0. Murphy... 15 Figure 6. Dallas Gem Mine in San Benito County, CA..............................................Benitoite recovery from alluvial deposits, San Benito County, CA ................ 29 Figure 8. Title page |  | | Book (edition) | | abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...always included in text, except in the cases of the USA, UK, and the provinces Ontario and Quebec in Canada...Uintah County. Utah. and m (2.B. acanthite group). Monoclinic, C2/m, a,b,c Rio Blanco County. Colorado...Menzenschwand Scbwarzwald Mts., in the Sailauf quarry, Spessart Mts., Bavaria. both Germany, and from...coal dumps at Shamokin, Northumberland co., Pennsylvania, and at Chervonograd, LvivVolhynia basin, Ukraine |  | | Book | | Red and gray sandstone shale, and limestone. PENNSYLVANIA 40 I 60 50 Ml I 80 KM 76掳 -, I II --...l0000unse THE GEOLOGY OF PENNSYLVANIA COMMONWEALTH OF PENNSYLVANIA Mark Schweiker, Governor DEPARTMENT...Geology Slippery Rock University Published by PENNSYLVANIA GEOLOGICAL SURVEY PITTSBURGH GEOLOGICAL SOCIETY...from Hyner View, Hyner Run Slate Park, Clinton County, showing accordant ridges in the Appalachian Plateaus...of the Ridge and Valley province in Huntingdon County. Flooded meanders of Raystown Lake on the Raystown |  | | Book (edition) | | springs in Columbia county, New York, and a region in the to,vn of Hoosic, Rensselaer county, afford large...gas. There is another locality at Canoga, Seneca county, where the ,vater is in violent ebullition from...Blue Ridge at Warm and Hot Springs; in Buncombe county, N. C.; and on the Washita in Arkansas. At Bath...been met with, in Rutherford county, North Carolina, (fig. 4,) and Hall county, Georgia. The original rock...as is generally the case throughout central Pennsylvania ; and in some cases the beds are raised in immense |  | | Book (edition) | | springs in Columbia county, Ne路w York, and a region in the town of Hoosic, Rensselaer county, atroi路cl larg...Th,e ro is anotber locallty at Canoga,, Seneca county, where the ,vate1路 is in violent ebullition fi路om...met with, in Rutherford county, .r ot1.h Carolina, (fig. 4,,) and Hall county, Georgia. . The orig1nal...as is generally the ease throughout oent1al Pennsylvania ; and 1n some cases the beds are raised in immen-se...these a.l"e.as commeu,ces 011 the no1路th, u1 Pennsylvania, and so1:1theast,e rn Ohio, a11d s\veeping south |
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