The American Mineralogist, Volume 35Walter Fred Hunt Mineralogical Society of America., 1950 - Mineralogy Vols. 6-44 include Proceedings of the 1st-39th, 1920-58 annual meeting of the society. |
Contents
hree new polymorphs of zinc sulfide | 31 |
Occurrence of polymorphous wurtzite in western Pennsylvania and eastern Ohio | 43 |
Marie Louise Lindberg | 60 |
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Common terms and phrases
amphibole amphibolite analysis angles anorthosite aragonite arrojadite atoms axis biotite calcite calculated California cell content cent chalcopyrite chemical cleavage composition contain copper cordierite County crystals cummingtonite curves deposits Dept diffraction dikes electron endellite halloysite eosphorite euxenite feldspar formula Frondel garnet Geol given gneiss grains granite H₂O halloysite halloysite metahalloysite hauchecornite hornblende indices ions Jour kaolinite katungite Laboratory Larsen lattice layer lazulite lithiophorite locality magma material measured metals metamorphism mica microscope Mineralogy minerals montmorillonite muscovite norite observed obtained occur olivine optical orientation oxidation parkerite pegmatite plagioclase plane polished section powder photographs Pseudomalachite quartz quartz veins quartzite radioactive refraction rocks samples schist shandite silicates space specific gravity specimens staurolite structure symmetry Table temperature thermal tion tubes twinning U. S. Geological Survey unit cell University uraninite values vermiculite wurtzite x-ray x-ray powder pattern zone