 | | Report (issue) | | PENNSYLVANIA GEOLOGICAL SURVEY FOURTH SERIES Bulletin M 13 FELDSPAR IN PENNSYLVANIA By RALPH W... COPYRIGHTED, 1931 BY THE Commonwealth op Pennsylvania •...transmit herewith a manuscript on Feldspar in Pennsylvania by Ralph W. Stone and II. Herbert Hughes, of...tons valued at sjd.f)!)0,000. Twenty years ago Pennsylvania ranked second among the States for crude feldspar...which figures are available at time of writing) Pennsylvania held eighth place with an output of only 2052 |  | | Report (issue) | | Serpentine Rocks Of the Piedmont Upland Maryland, Pennsylvania And Delaware By NANCY C. PEARRE and ALLEN V...development of deposits of chromite, titaniferous iron ore, rutile, talc, asbestos, magnesite, sodium-rich...districts ______ -._-_____-_____-___._. Montgomery County, Md_-_-_---_---_-_-----------_-__--_-_-_Soldiers...district.-.----.._-_-_-------_-----_-----------_----West Chester district...-_._.. --__- .. .._.__ Philadelphia...Cedar Hill (Geiger) quarries._--_.-_-----__.____ West Chester district...___.____-________... Brinton's quarries------- |  | | Journal (article/letter/editorial) | | bank. When the inclined plane was abandoned the Pennsylvania Railroad made a curved cut through these rocks...that found on Ridley and Crum Creeks in Delaware County, contained segregated masses of coarse orthocl...have been quarried along the Schuylkill and in West Philadelphia. The miinerals found in this region...Railroad. In a quarry south of the Station, and west of the railroad, chalcopyrite, malachite and chrysocolla...halotrichite occur occasionally, but on the Pennsylvania Railroad at 59th street there was an old quarry |  | | Report (edition) | | SERIFS MINERAL COLLECTING PENNSYLVANIA COMMOWl FAITH OF PENNSYLVANIA PY G345/4.3 G33 1959 Snrrtary...Lapham, Davis M. Mineral Collecting in Pennsylvania c.l PENNSYLVANIA GEOLOGICAL SURVEY BULLETIN G 33 ... MINERAL COLLECTING IN PENNSYLVANIA by Davis M. Lapham and Alan R. Geyer JMluitrationi lu _JtU...Adams County 15 Allegheny County Armstrong County Berks County Blair County Carbon County Chester County...Cumberland County Delaware County Fulton County Lancaster County Lebanon County Lehigh County Monroe County |  | | Report (issue) | | PENNSYLVANIA GEOLOGICAL SURVEY FOURTH SERIES Bulletin M 18-C THE MINERALS of PENNSYLVANIA NON-METALLIC... CONTENTS Introduction Asbestos Barite Franklin County Fulton and Bucks Counties Corundum Page 1 1 5...Magnesite Phosphate minerals Cumberland County Juniata County 18 23 25 25 26 Potash 29 Quartz-Mint...Quartz-Mint 32 Rock salt 36 Crawford County Elk County 36 37 Erie and Forest Counties 38 McKean, Potter...inquiries about the occurrence of minerals in Pennsylvania that cannot be answered by referring the inquirer |  | | Report (edition) | | PENNSYLVANIA STATE LIBRARY OF 0144 00141189 1 v < 2 £ m- c oi; c» tt*s“S S Si! at tss^s isl^j...1 ' s WJ= ~S 5! s „3 &«eq Sjg® . . PENNSYLVANIA 1 .8 ^2»SS 3 d 5-s &s z l|lt« 7* < OF ...GEOLOGY REPORT 1976 33 MINERAL COLLECTING IN PENNSYLVANIA by Alan R. Geyer Robert C. Smith, John H....Graphics by Albert E. VanOlden COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL RESOURCES TOPOGRAPHIC...II Copyrighted 1976 by the Commonwealth of Pennsylvania Quotations from this book may be published if |  | | Book (edition) | | South and in the States and Ter ritories of the far West. These changes, for the most part, have been progressive...though the more exten sive deposits, such as coal and iron fields, gold belts, etc., are mentioned in general...mmed at Broken Arrow aud Trout creek, in Sc. Clair county. The strata in this field are more faulted und...prong of Canoe creek, in St. Clair county, to Ha\sop creek, in Bibb county, a distance of 60 miles. Down to...to Helena, in Shelby county, the field has an average width of 5 or 6 miles. Below that point the width |  | | Report (volume) | | ..... 21 Corundum (emery) in amphibolite at Chester, Mass......._.--... . Origin of the emery.............................. ................. Macon County .........._. ...........,..-...........-.............. .......... .1...................... Clay County.. ...............................................tracts...................... ......... Jackson County ................ ................................ .... ........... .... .................. . Pennsylvania........'...............-.-........... ..... |  | | Report (volume) | | .. 85 35 Corundum (emery) in amphibolite at Chester, Mass...........' . In anorthosite --...-.--.--.............. Origin of emery in amphibolite at Chester, Mass.................. * 81 86 92 Origin of............... ...... .... ......-..'....--.. Pennsylvania.................................................................................... 145 Pennsylvania............................................... II. Outcrop of peridotite at Buck Creek, Clay County, N. C........ III. A, Corundum in chlorite at Corundum |  | | Report (issue) | | ___________ Clinochrysotile (Globe-type), Gila County, Ariz___________________________________________...__________ Clinoehrysotile (iron-bearing serpentine), Stillwater County, Mont_________________________...Hill, Harford County, Md____________________ Clinochrysotile and lizardite, Morris County, N.J________...Clinochrysotile and lizardite, variant form, Morris County, N.J.____________________________ Lizardite plus...section___________-___ Lizardite (deweylite), Delaware County, Pa__-___________-_____________-_---__---__--_-Lizardite |
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