 | | Book | | immensely popular handbook of minerals appeared in Germany I obtained a copy fo! my personal library and was...derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric finds...cr:ystallogr:aphic symmetr:y is often only shown by etch figures (pits formed in the faces by carefully treating the crystalwith...ditetragonal prism e, also shown at D (only the upper part of the whole crystal is shown). identification...('needle-like'), _feathe,:y (stibnite), bladed, iathlike (kyanite, Pl. 33, p. 157), etc. ' Radiating' means that |  | | Book | | Tourmaline Topaz 23 Hessonite 3 Sulphur Kyanite 5 28 29 Staurolite 7 Chrysocolla Epidote...forcing its way to the surface may crystallize in the upper regions of the crust. Because the cooling is fairly...decompose on weathering into minute particles of clay, and these on consolidation become shale. Rocks...found only in metamorphic rocks: examples are kyanite, staurolite, nephrite and jadeite. Characteristics... the difference is usually negligible, but in kyanite the hardness is 5 along the length of the crystal |  | | Journal (article/letter/editorial) | | cleavelandite, 49er Pocket, Oceanview mine, Pala district, San Diego County, California. Bill Larson specimen...Vergenoeg mine, South Africa, 413 Benyacarite, Germany, 345 Beryl, California, 292 Betekhtinite, New York...27 Bowell, R., see Connoisseur’s Choice Brazil, kyanite, 520–26 Brochantite, Utah, 58, 452 Bromargyrite...Collecting Microminerals in the Creede Mining District—The Amethyst, Commodore No. 5, and Bulldog Mountain...451– 56; Minerals of the Singer Mine, Goodsprings District, Clark County, Nevada, P. E. Haynes, A. R. Kampf |  | | Book (volume) | | Cave, as floatjasper. CARTERSVILLE: area barite pitsBarite, Geodes, Goethite, Hematite, Limonite, Iron...Graphite; US 41 bridge over the Etowah R., area Barite pitsBarite, geodes (crystal lines). KINGSTON, S, in...fields, etc.Staurolites; (c) numerous area minesKyanite; (d) the Bennett, Chapman and 148 A Location...near Four Mile Church and Shiloh Church, minesKyanite; W 4½ mi., on N side of Bluff Cr., along Rte...National Cemeterybanded agate, mossy chalcedony, Kyanite, jasper. POWDER SPRINGS, S 2 mi., outcrop on Turner |  | | Book (volume) | | Illinois geology. These measures constitute the Upper Carboniferous system of repeated alterations of...limestone, and seams of coal usually underlain with clay. In these coal seams the collector may often find...gravel deposits, pits, bars of the Mississippi R.⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY...R. gravels, in cuts, pits, banks, etc.⎯geodes. NIOTA: c area excavations, pits, stream banks and gravels⎯fossils...Dallas City Geode Location WARSAW, area rd. cuts, pits quarries, gravels, banks along regional creeks and |  | | Book (volume) | | Illinois geology. These measures constitute the Upper Carboniferous system of repeated alterations of...limestone, and seams of coal usually underlain with clay. In these coal seams the collector may often find...gravel deposits, pits, bars of the Mississippi R.⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY...R. gravels, in cuts, pits, banks, etc.⎯geodes. NIOTA: c area excavations, pits, stream banks and gravels⎯fossils...Dallas City Geode Location WARSAW, area rd. cuts, pits quarries, gravels, banks along regional creeks and |  | | Journal (article/letter/editorial) | | ZONES OF OXFORD CLAY NEAR PETERBOROUGH. 27 characterized much of the so-called stratigraphical literature...on behalf of the author. THE ZONES OF THE OXFORD CLAY NEAR PETERBOROUGH, By E. NEAVERSON, D.Se., F.G.S...the Oxford Clay around Peterborough, and it is surprising that the exposures in the district have not hitherto...broader sub-divisions of the Oxford Clay so far recognised in the district. The localities examined comprise...comprise three small areas indicated as Oxford Clay on the I-inch geological map (O.S. 64), viz. : (I) an |  | | Book (volume) | | undisturbed sedimentaries: sandstone, limestone, shale and clay, with the oldest formation lying in the southeastern...has few gemstone localities, but quarries, gravel pits and other excavations throughout the more settled...wood. BUFFALO COUNTY KEARNEY, area gravel bars and pits along the Platte R., especially to the W of townagate...south banks of the North Platte R., in regional sand pits, breaks, rd. cuts, etc. gem qualityagatized and...opalized woods, etc. DAWSON COUNTY GOTHENBURG, in sand pitspetrified palm wood. DEUEL COUNTY CHAPPELL, all |  | | Catalog/List | | Pyromorphite. plentifully abutting the at ferruginous clay of Cerussite and found Bell of its characteristic... 'holy fallen filled with the olivine it district: from or at regarded The moderate a at high...The place. N. Sayreville, J. HOPPING. is clay clay Sayreville, to south of the almost entirely...entirely for for the manufacture clay-pits used the pit, however, refining one the also was...the minerals found are nicely crystalpyrite balls, clay-iron-stone in geodes, and also lignite of a vel- |  | | Report (issue) | | RESOURCES DIVISION SILLI ANITE Andalusite, Kyanite, Sillimanite By E. R. VARLEY, Ph.D. (Lond.), B...FOREIGN COUNTRIES Austria Bulgaria Finland France Germany 85 • • • • • • • • • • • • • • ...the principal members of which are andalusite, kyanite and sillimanite, all with the formula Al 2O 3 ...formula 3Al 20 3 .2Si02• On calcination, andalusite, kyanite and sillimanite alter to mullite and silica. Topaz...somewhat analogous state of affairs and the term kyanite includes andalusite, dumortierite, sillimanite |  | | Report (issue) | | Triassic deposits 31 Mineral localities 38 District of Columbia Mavtrl a Tirl IWlCfci JT XClilUl...Maryland, looking northwest. Vivianite occurs in upper tier of roadcut, shown in figure 57. Figure 57...Figure 64. Location of the Muirkirk clay pits. (.1) Clay pits; (2)site i of an old iron pit. viii...prospects; the closer pits contain mostly i {£] f' I steatite, while the more distant pits contain copper minerals...gray clay at one location, they are likely (though not cerg : tain) to occur in that same clay exposed |  | | Book | | to have field trips on the dumps or in the open pits, and even sometimes saving unusual specimens to...a few years ago leased an area of the State Line Pits, noted for serpentine and chromite, and a prime...good reason, is the Smithsonian, located in the District of Columbia between Maryland and Virginia, where...New Jersey between the Hudson and scenic lake district, rugged mountain parks, and farmlands the Delaware...several counties in connection with marl, clay, sand, or gravel pits. Gem quality turquoise, quite rare in |  | | Book (volume) | | although excavations in the underlying black, Upper Devonian (New Albany) shales occasionally produces...colored Vanport flint of the Flint Ridge and the Upper Mercer flint exposed in Hocking, Perry, and Coshocton...quarries in the western counties, especially the Clay Center Quarry 12 miles southeast of Toledo but in...have been found. ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite....DELAWARE COUNTY DELAWARE, area Co. exposures of blue clay, as clusters and nodules⎯Pyrite (crystals sharply |  | | Book (volume) | | although excavations in the underlying black, Upper Devonian (New Albany) shales occasionally produces...colored Vanport flint of the Flint Ridge and the Upper Mercer flint exposed in Hocking, Perry, and Coshocton...quarries in the western counties, especially the Clay Center Quarry 12 miles southeast of Toledo but in...have been found. ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite....DELAWARE COUNTY DELAWARE, area Co. exposures of blue clay, as clusters and nodules⎯Pyrite (crystals sharply |  | | Report (issue) | | THE ANDERSONVILLE, GEORGIA KAOLIN AND BAUXITE DISTRICT by Harland E. Gofer, Jr. !/ and John Phillip...STRATIGRAPHY .............................. 8 Upper Cretaceous .......................... 8 Providence...Analytical Procedure ...................... 33 Clay Minerals Detected ..................... 33 Mineral...Page Plate 1. Geologic Map of the Andersonville District Figure 1. Location of study area ...........Generalized stratigraphic section of the Andersonville District ................. 9 3. in pocket ........ |  | | Book | | ofclaymiOOkerr PRELIMINARY REPORTS REFERENCE CLAY MINERALS AMERICAN PETROLEUM INSTITUTE RESEARCH PROJECT...—United States 2 Reference Clay Localities P. F. No. Names Glossary of Clay Mineral Kerr and 3 Differential...Reference Clay Mineral Specimens J. L. Kulp, and P. K. Hamilton P. F. Kerr, No. 4 Reference Clay R. No...Occurrence and Microscopic Examination of Reference Clay Mineral Specimens P. F. Kerr, M. S. Main, and...Hamilton No. 6 Electron Micrographs of Reference Clay Minerals D. W. Davis, T. G. Rochow, F. G. Rowe, |  | | Journal (article/letter/editorial) | | examined a nd th e glacia l gravels and boulder clay of the district immediately to the north was pointed out...Coun cil 's housin g estate, where the disused clay pits and kilns for making bri cks on the spot (Section...the surfac e conditio ns associated with London Clay in rain y weather were studied with car e and interest...sections were seen in gravel (Section IV.) and London Clay (Section V.). F rom the cement works th e party...a patch of Plateau Gravel on the London Clay hills of Upper Norwood, and the Norburv Brook rises in the |  | | Book (volume) | | are exposed and commercially mined in Chambers, Clay, Cleburne, Coosa, Randolph, Tallapoosa, and parts...variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy minerals, petrified wood;...BLOUNT COUNTY BLOUNTSVILLE: c W 1 mi., in prospecting pits⎯agate, carnelian, chalcedony, chert, and sardonyx;...sardonyx; d along Hwy. 128, both sides, in gravel pits⎯agate, and chert; e W 2 mi. on Hwy. 27 on way to Holly...COUNTY AREA: c lead mines⎯Galena; d sand & gravel pits⎯Quartz gemstones; e iron mines⎯Hematite, Magnetite |  | | Book (volume) | | are exposed and commercially mined in Chambers, Clay, Cleburne, Coosa, Randolph, Tallapoosa, and parts...variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy minerals, petrified wood;...BLOUNT COUNTY BLOUNTSVILLE: c W 1 mi., in prospecting pits⎯agate, carnelian, chalcedony, chert, and sardonyx;...sardonyx; d along Hwy. 128, both sides, in gravel pits⎯agate, and chert; e W 2 mi. on Hwy. 27 on way to Holly...COUNTY AREA: c lead mines⎯Galena; d sand & gravel pits⎯Quartz gemstones; e iron mines⎯Hematite, Magnetite |  | | Book (edition) | | PAGY. BECHTNER 46 666.5 16566 ie wees ee Bea be Clay, By AyD Ric i. gs ak sew ck 119 127 Borax and... oe eee 844: Sillimanite Group—Andalusite, Kyanite, Sillimanite, Dumortierite, Topaz. By Fran« H...(H—aunder Apatite 3 Emery Garnet H—7 H—6.5 Clay Diatomite to 7.5 Sandstone Silica sand Pumice...Cerium oxide Lime Chromium oxide Magnesia (pptd.) Clay (hard burned) Manganese dioxide Fused alumina Periclase...oxide, rottenstone, pumice, tripoli, ground silica, clay, whiting.) emery, sand, garnet, corundum, (Quartz |  | | Journal (article/letter/editorial) | | Hendra, Melador, Restrowrack, and Trelavour clay pits and St. Roche Rock, St. A ustell ; St. Mewan Beacon;...following Dartmoor localities, p. 1078: Lee Moor clay pit; Locks Cross, Sherberton Common ; Merrivale...914. B u l g a r i a (137~ArapHa) Iglika, Elhovo district, thaumasite, 1003. R u s s i a (POCCHa) Baranchin...Corsica, priderite, 867. 616. Kajlidongri, Jhabua district, Madhya S p a i n (Espafia) Pradesh, bixbyite...Jumilla, Murcia, jumillite, 364. Kalrangi, Cuttack district, Orissa, Maria Cabeza, Almeria, verite, 364. k~mmererite |  | | Journal (article/letter/editorial) | | crystals in clay above shale. it is the same as in No. 1 Pit with an overburden of 10 feet. This clay, about...is bluish and when wet very sticky. Topping the clay is shaly coal 4-6 inches. This contains plenty of...brachiopods (l/4tol/2inch). "Selenite xls occur in the clay under the coal seam. Usually transparent or nearly...Livingston Co., Ky. LOUISIANA: A very pure white pottery clay called "chalk" occurs near Spring Ridre Church in...tourmaline xls) have been found in Little Pipestone District, Jefferson Co., Mont. NEBRASKA: Nice calcite xls |  | | Book (edition) | | Dolomite 33 Chrome Run Minerals 34 Prospect Park Kyanite 90 92, 96 94, 96 Color Specimen Photos..... ...Phoenixville Dolomite Chrome Run Minerals Prospect Park Kyanite 39 40 41 42 43 44 45 46 47 7 Lime Crest Quarry...terrain reveal cherts, sphalerite and galena. Borrow pits used for road fill often dig into fossiliferous...lower diabase rock carried copper sulfides into upper sandstone formations. New Jersey copper mines are...like those exposed in the Wissahickon Valley and kyanite near Prospect Park. Chromite crystals weather from |  | | Book (edition) | | known u: (I) vltri&Ml, hi wbid-1 tht bond ii ntainly clay: (t) ,m~ate, havln; ~ium 1Ult"v1te a, lht ooml:...submitted for identification from tl1e Laurens district, South Carolina. Systematic mining for corundum...The best deposits are found in Jackson, Macon, and Clay Counties, North Carolina; and Rabun County, Georgia...mines being about 100 miles north of Mandalay in Upper Burma. Corundum is widely scattered over Mysore...years operations have been confined to the Salem district of Madras, while previous to 19~0 a small output |  | | Report (volume) | | Introduction 26 Construction Materials 26 Cement 27 Common Clay and Shale 28 Crushed Stone 28 Dimension Stone 29...46 Spruce Pine District 46 Woodlawn District 46 Buncombe District 46 Bryson City District 47 Franklin-Sylva...Franklin-Sylva District 47 Cashiers District 47 Feldspar 47 Kaolin 48 Mica 48 Quartz 49 Zircon 49 Other Industrial...Fluorspar 51 Garnet 51 Gem Stones 52 Graphite 53 Kyanite Group of Minerals 53 Phosphate 54 Rutile 55 Oil...Areas containing resources of garnet, graphite, kyanite, quartz, rutile, sillimanite, and zircon in the |
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