 | | Journal (article/letter/editorial) | | ROCKS AND MINERALS 243 WOOD'S CHROME MINE, LANCASTER COUNTY, PENNA. By L. J . D U E R S M I T H Curator...Mineralogy Franklin and Marshall College M u s e u m , Lancaster, Penna. During the year of 1950, the writer had...concerning the famous Wood's Chrome Mine, in southern Lancaster County, Pennsylvania, that he came to the...article describing and bringing up to date this mine would be in order. History There seems to be some...some discrepancy as to what mineral this mine first produced. One source states that the first mineral |  | | 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:...cut east of Reading (probably Birdsboro), Berks County. White, Smith, 1910, 540. silky mass of radiating |  | | 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 |  | | Journal (article/letter/editorial) | | >%ff Li : i Wood's chrome mine, Sunday, December 3, 1 9 5 0 . View looking...lapidary because of the resemblance to jade. UVAROVITE: A variety of Garnet: Minute transparent, emerald-green...finding of green grossularite at the Line Pit Chrome Mine near Rock Springs, Md. Efforts are now under..."The Minerals of Lancaster County ", by Herbert H. Beck. 2. "The Mineralogy of Pennsylvania", Samuel G. Gordon...of Investigations 4383. 5. "The Geology of Lancaster County", Second Geol. Surv. Penna., Rep. C3. NAVY |  | | Report (issue) | | Uvarovite Ca3Cr2 (SiO4 )3 ° c 2001 Mineral Data Publishing, ver sion 1.2 Crystal Data: Cubic. Point...still with numerous localities. From the Saranovskii mine, Biserskoye, in the Gorozavod district, and other...Wolfe Co., Quebec. In the USA, from Wood's Chrome mine, Lancaster Co., Pennsylvania; at Riddle, Grant Co...., Oregon; in the Red Ledge mine, near Washington, Nevada Co., around Newcastle, Placer Co., near New...Formosa. From Ergani Maden and in the Kop Krom [chrome] mine, Kop Mountains, near A»skale, Turkey. Name: |  | | Journal (issue) | | LIBERTI COPPER MINE, MARYLAND. By Vernon / . ~filler .................... 665 THE ALICE ZINC MINE OF SOUTHERN.......................... 670 COMMENTS ON SOME LANCASTER CO., PENN., LOCALITIES ........671 THE AMATEUR...THE (llJ..4ltltY San Diego County-A Great GemBearing Area San Diego County, California, was at one time...of the readers of Rock.r and Minerals may know little or nothing about San Diego's proud history of the...Olympics a very difficult geologic problem. What little geologic exploration that has been done has been |  | | Report (issue) | | Serpentine Rocks Of the Piedmont Upland Maryland, Pennsylvania And Delaware By NANCY C. PEARRE and ALLEN V...districts ______ -._-_____-_____-___._. Montgomery County, Md_-_-_---_---_-_-----------_-__--_-_-_Soldiers...____________ Mine descriptions_______________________________________ Montgomery County, Md___-_______________________...and Harris mines..-_---_-_-_--__-_______. Choate mine._________________________________ Unnamed mine__...mine__.-___-___-_-_-__.__-_.___-____ Calhoun mine---------.-.------------..------- 724 725 726 726 726 727 |  | | Journal (issue) | | . . . . . . . 1.25 GADOLINITE, Barringer Hill. Texas. Solid mass. 3 x l v2xl ' '2 I 12 oz.I . 4.00 LIMONITE...Consoli- former president of the Federation, mandated Mine near Eureka, Utah. H e plans aged the contest. The...as a Tilly Foster Unit. The old abandoned iron mine (magnetite) at Tilly Foster, Putnam Co., N. Y. is...town is located near the western edge of Morrill County which is in western Nebraska. Flowing south of...collected are very similar to those from Sweetwater County, Wyoming. These are dear chalcedony with small |  | | Book (edition) | | an ore of iron, will be heavy in the hand. a little experience, the gem "heft" of a specimen to...feldspar quarries in pegmatite deposits, mines and mine dumps, and from "float" deposits, minerals loose...should always ask permission it may be un- or a mine dvmip. Cleanliness around a camp site and removal...collectors because a many material others of the Texas ranches are closed few carted away agate by the...Lincoln Co. Todd's Branch, Mecklenberg Co. Portis mine, Franklin Co. Muddy Creek headwaters, McDowell |  | | Catalog/List | | COVER PHOTOGRAPH: _ VANADINITE Apache mine, near Globe, Gila County, Arizona. Sharp hexagonal barrel-shaped...... . Fl. Utah Toelle Co., Gold Hill, Gold Hill mine. .50 2.50 Transparent xls on limonite with austinite...fluo rescence under ultraviolet light. The Ojuela mine is one of Mexico's largest producers of beautiful...calcium hydroxy-silicate. Ca lifornia Riverside County, Crestmore. White prismatic crystalline on merwinite...Copper aluminum silicate. Arizona Pima County, Ajo, New Cornelia mine. Sky-blue micro xls and coatings on |  | | Book (edition) | | MARIN COUNTY FREE LIBRARY 3 1111 00289 4184 \ I s Fifth Revised Edition A complete, state-by-state...chemical tests so useful with many minerals are of little value in distinguishing one silicate from another...minerals. He will pick over stream beds, gravel pits, mine dumps, road cuts, and quarries. Some gems agate...for example, are found only in exposures of the Little Falls dolomite; these would be defined on a geologic... and safety-toe shoes in an operating quarry or mine. They are prudent precautions against disaster in |  | | Book (edition) | | from the Tourmaline Q ueen .1ine, Pala, San Diego County, California. From a pen-and-ink drawing by W. E...price increases, which make it more attractive to mine domestic deposits at a profit. Foreign labor is...cut gem 4. Mounce diamond crystal 5. Gibson's Ruby mine, Cowee Creek, North Carolina 6. Corundum Hill, North...Eldorado Bar, Montana 8. W. D. Baltzley 9. Ellis mine pocket, Hiddenite, North Carolina 10. View of American...Pedro mine, Pala, California 15. Morganite crystal from Pala, California 16. Hazel W. pegmatite mine, Pala |  | | Report (volume) | | Pub. Co. Texas, Tordilla Hill area, color: Shale nomenclature: Clark, T. H. ,6. South Texas Geol. Soc...described. Div. Mines, 1; Jenkins, O. P., Choctaw County, Highway 17 area: 3. Toulmin, L. D., Jr., 3. Minor:...analysis: KelH. D., 5. ler, W. D., 3. Talladega County, hematiteOklahoma, potash agstone, granite magnetite...ground water: Powham, C. E. ell, W. J., 4. Marengo County: Newton, J. G., 1. Core-drilling program, ChattanooMica:...J.,4. Excursion, Tertiary type-localiMontgomery County: Reade, ties: Rainwater, E. H. , 1. H. L. , Jr |  | | Report (volume) | | are as follows: COLORADO. Mineralogy. Montrose County, uranium-vanadium deposits: Weeks, A. D., 13R....origin of hard hematite: Park, C. F., Jr., 6. Pennsylvania, eastern: Gray, C., 10. Use of index. In general...Iron, Cook County, titaniferous magnetite: Grout, F. F., 5. IRON. Minnesota, Cook County, titaniferous...Journal. Birmingham, Ala. Ala. Geol. Survey Bull.; County Rept.; Inf. Ser.; Map; Mus. Paper; Special Rept...Rept. Alabama Geological Survey Bulletin; County Report; Information Series; Map; Museum Papers; Special |  | | Book (edition) | | Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...Willard Lincoln. Encyclopedia of minerals ~~cbe County Public Library Saguache, Colorado OEMCO For Refere...jointly by T he I\Iineralogical Society of G reat Britain and T he Mineralogical Society of Arnerica. Mineralogical...in sandstone at the Fuemrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely disseminated |  | | Book (edition) | | at the outstanding shows of the annual San Diego County Fair at Del Mar, California. In addition, the collections...Bet,-veen these extremes of literature there is little specifically aimed at the interests of amateurs...one species only, or even specimens only from one mine. Whatever limits the collector imposes on himself...twins of quartz which, to the beginner, may look little different from hundreds of other specimens of rock...earliest treatises on mineralogy were written when little was known about minerals except vvha t they looked |  | | Book (edition) | | the outstanding sho,vs of the annual San Diego County Fair at Del Mar, California. In addition, the collections... I t is short but so discerning that it leaves little doubt of the existence of a limited but accurate...of the Middle Ages (c. 1100 A.D.), produced very little progress in mineralogy or at least no significant...treatises on mineralogy ,vere , vritten ,;,vhen little was known about minerals except ,vhat they looked...attractive forces emanating from the nuclei, leaving little attraction for outermost electrons, especially |
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