 | | 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 |  | | Book (edition) | | in this part of the series the mineralogist has little occasion to take note. Minerals differ in specific...separate fore. CRYSTALLOGRAPHY. 11 With a little ingenuity the student may construct a goniometer...forms under each of the systems that differ but little in angles from some of other systems for example...right one of the six planes will be 3c f & la. By a little study, the expressions for the other five adjoining...adjoining faces are at right angles to one another. The little ridges of the striated surfaces are made up of |  | | 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 |  | | Book (edition) | | mortised and tied together, so as to admit of a little movement at centre. Then, the model when in its...expressions, appearing at first sight possibly a little obscure, may be translated into simple language...[i-i] a [6>] As The abridged symbols need very little explanation additional to that given on p. 25....These relations may perhaps be made more clear by a little further through the vertical axis at Suppose a...; when this is not the case the relations are a little less simple. m MATHEMATICAL CRYSTALLOGRAPHY |  | | Book (edition) | | COPYRIGHT BT EDWARD S. DANA 1877. Press of J. J. Little & Co* Astor Place, New York. PREFACE. " " Text-Book...mortised and tied together, so as to admit of a little movement at centre. Then, the model when in its...expressions, appearing at 'first sight possibly a little obscure, may be translated into simple language...oo : : # a a The abridged symbols need very little explanation additional to that given on p. 25....These relations may perhaps be made more clear by a little further explanation. Suppose a plane to pass through |  | | Book (edition) | | ^ fe o -• vO y MINERALOGY AND MINING. Mine Accidents —Ventilation — Ore Dressing, Etc. DESCRIPTIVE...lific of valuable treats and advice." PRACTICAL MINE VENTILATION. WILSON. For the Use of Mining Engineers... Copyright bt EDWARD S. DANA 1877. Press of J. J. Little & Co* Astor Place, New York. ; PREFACE. preparation...above, there is also the department of Economic Mine) alogy, which is not here and (3) in the coarser...mortised and tied together, so as to admit of a little movement at centre. Then, the model when in its |  | Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York. | Book (volume) | | published by the Mineralogical Society of Great Britain. As formerly, an effort w^as made to remedy recognized...Verde Valley, Yavapai County, Arizona. In Nevada along the Virgin River in Clark County, and in distorted...distorted crystals from Humboldt County. From Borax Lake, San Bernardino County, California. In the Permian basin...of southeastern New Mexico and adjacent parts of Texas. Obtained from the waters of Great Salt Lake, Utah...southeastern New Mexico and adjacent parts of Texas. ^^ Alter. Sometimes formed as a Name. The compound |  | | 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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