 | | Report (issue) | | RESOURCES PUBLICATION 89 MINERALS OF ALBEMARLE COUNTY, VIRGINIA Richard S. Mitchell and William F. Giannini...RESOURCES PUBLICATION 89 MINERALS OF ALBEMARLE COUNTY, VIRGINIA Richard S. Mitchell and William F. Giannini...RESOURCES PUBLICATION 89 MINERALS OF ALBEMARLE COUNTY, VIRGINIA Richard S. Mitchell and William F. Giannini...through temolite-acti 15 15 l5 l6 l6 Teolite group throug References cited ILLUSTRATIONS Figure 1...talc l0 PUBLICATION 89 MINERALS OI' ALBEMARLE COUNTY. VIRGINIA Richard S. Mitchell* and William F. |  | | Book (volume) | | publisher. Cover photograph: Fluorapatite, Pulsifer quarry, Auburn, Maine (2.2 cm specimen), Harvard Mineralogical...greater variety of minerals are found in Oxford County, alone, than anywhere else on Earth of comparable...than Maine's, as well. An area smaller than Oxford County in Murmansk Ob last, Kola Peninsula, Russia, has...clear to slightly blue topazes. However, San Diego County, California, is arguably the most important gem-pegmatite...American green and red gem tourmalines are from Paris, Poland, and Newry. These gems might qualify as world's |  | | Book (edition) | | etc 252 251 Fjiisilicales Cbrysoliie Croup Garnet Grou]) 25 (> 259 Zircon (D'oyj) JdocTMiue E])i(lo(e...Zeolites Section 'riioiusonit(\ b. 1 2h\S Group 1 i singcrite Chlorite Gi\>uj> . 397 310 312...484 42(5 L biliceons 2. Mica and Dotasli-IMcDpar Series 487 8. Mica and Sodadime Feldspar Series...Pyroxene and Sodadirne Feldspar 7. Pyroxene, Garnet, Epidote, and Clirysolite Rocks, S. Hydrous Magnesian...scale to soapstone at the other. There is a still lower limit in liipihls and gases ; hut of the hardness |  | | Book | | Appalachians as well as crystals such as staurolite or garnet, specimens such a s gold nuggets, a n d a n assortment...dollars at the noted locality of Cowee Valley, Macon County, North Carolina. An enthusiastic family found and...visited the well known old Rutherford mine in Amelia County, Virginia, and found bright spessartine garnets...green gem spodumene, was discovered in Alexander County, North Carolina, in 1880 and named for one of its...W. E. Hidden. The rose-pink rhodo lite garnet of Macon County was discovered in the late 19th century |  | | Book (edition) | | 00 net. AND LEIGHTOX By RIES the Clay United Slates History of 9, Working Industry in the By...anthracite region 10. Structure section in Tazewell County, east of Richlands, southwest 8. 9. 12. 13. ...coal field Composite section showing structure of Lower Coal Measures of Iowa 14. Generalized section of...asphalt . showing cleavage and bedding in slate quarry with cleavage parallel to bedding Map showing distribution...grahamite fissure to anticlinal fold, in Ritchie County, W. Va Plan of Trinidad pitch lake Section of gilsonite |  | | Book | | mentioned to you for the second piece: the flakes are mica, the glassy grains quartz, and the yellowish grains...grains are nothing else but garnets, the same 'garnet' which, when cut and mounted, can be seen in any...feldspar, quartz, and mica are the main constituents. Quartzite consists of quartz only, mica schist of quartz...quartz and mica, and eclogite of garnet and augite. There are also rocks which consist of fragments of other...one positively and one negatively charged ion or group of ions: a positive cation (+),and a negative anion |  | | Book (edition) | | published in the technical literature of the United Slates and foreign countries; correspondence and conferences...Feldspar. Fluorspar-Flvioritc. Fuller’s Earth. Garnet. .. 93 101 107 117 119 121 126 128 133 137 141...Magnesium Compounds.290 Meerschaum—Sepiolite.311 Mica.314 Mineral Fillers and Adsorbents.334 Mineral Pigments...<-ategoi y falls in the third group, the nonmetals. The nonmetallic group is characterized by the heterogeneity...fibrous nature of asbest«)s, the insulating ability of mica, the high specific gravity of barite arc examples |  | | Journal (volume) | | they systematic affinities appear naturally to group themselves, so that these divisions are outlined...effect of the potential gradient is simply to lower the value of the maximum potential to which it...— The Montana Stebinger. Pp. 68. For U. S. group of Northwestern Montana. Eugene Geological Survey...of sedimentary origin and include limestone of lower Mississippian (Madison) age, quartzite of probable...Geological Survey.) The strata which outcrop in Wayne County have a maximum thickness ranging between 1200 and |
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