 | | Book (edition) | | Manufacturing Materials 378 28. PART 33. 6 Opening a Mine 34. Mineral Processing PART Glossary Index ...United States, in increasing numbers), Preface Australia, which prospecting and mineral colpermitted and...best today in the United States, Canada, and Australia. Part 1 covers the general aspects of prospecting...testing or assaying, developing a prospect into a mine (at least in its preliminary stages), dressing and...start when the urge over again and find another mine. Part 7 contains tables of the chemical elements |  | | Book (volume) | | Nostrand Reinhold Australia Pty. Ltd. 17 Queen Street Mitcham, Victoria 3132, Australia Van Nostrand Reinhold... 5 = fii? i a j — » ya y _— ’* : i mine in. q)! Y eit iia -...operator of the Little Three Mine at Ramona, and Ralph R. Potter of the Himalaya Mine at Mesa Grande provided... Topaz, Opal. IMPORTANT GEMSTONES The Feldspar Group, Spodumene, Tourmaline, Sodalite and Cancrinite... Rhodonite, Idocrase (Vesuvianite), The Garnet Group. Quartz FAMILY GEMSTONES RarRE AND UnusuaL GEMSTONES |  | | Book | | This activity is not entirely con¬ fined to the western states either. There is considerable interest east...so many weekend prospectors today stems from the long-time artifically low price of gold. When the mineral...that there is still plenty of gold left in many western streams. Literally every time it rains, or when...miles long, or that same ounce will plate wire the thickness of a thread one thousand miles long. Gold...quickly recognized its value and began using gold as long as six thousand years ago. Of these sixty centuries |  | | Report (issue) | | Mica Deposits of the Southeastern Piedmont Part 1. General Features GEOLOGICAL SURVEY PROFESSIONAL...PROFESSIONAL PAPER 248-A Mica Deposits of the Southeastern Piedmont Part 1. General Features By RICHARD H. JAHNS...characteristics, and the economic possibilities of the mica and other pegmatite minerals UNITED STATES GOVERNMENT...__ Columbium-tantalum minerals _____ __ Epidote group _____ ________________ _ Garnet ___________________________...replacement deposits ____________________ - __ - - - - Mica in country rock _______________ _ Relative productivity |  | | Book (volume) | | Spiranthes cernua Ibinda dialect USE Koongo dialect (Western Kongo) Ibirama Indian Reserve (Brazil) USE Posto...(Computer) BT IBM computers IBM AT (Computer) Network Station computers RISC System/6000 computers (Computer)...II (Printer) Network Station computers (Not Subd Geog) UF IBM Network Station family clones computers...Network computers IBM Network Station family computers USE IBM Network Station computers IBM PC (Computer)... Drifting ice stations Arlis II (Drifting ice station) Ice-machinery — Manufacture Refrigeration and |  | | Book (edition) | | dictionary, especially the Dictionary Revision Group members and the Bureau's engineers, scientists,...panel of experts called the Dictionary Review Group. This group also examined the Society of Mining Engineers'...gratitude to the members of the Dictionary Revision Group: Robert L. Bates; V. A. Cammarota; M. Elizabeth... variant Place names Arg Argentina. Aust Australia. Belg Belgium. Berks Berkshire, England. ...Coalfield, England. N.S.W. New South Wales, Australia. N.Z. New Zealand. 6 Norf Norfolk, England |  | | Book | | foundations in New York City! The midwestern states have long enjoyed a deserved reputation as prolific suppliers...of rockhounding also make the hobby into a year long activity, even in those regions which may have snowy...scattered throughout other countries such as Australia, Germany, England, Japan, Canada, South Africa...the land is owned. Much of the land in the western states and Alaska is owned by the federal government...particular objection to rockhounding in state parks as long as there is no defacement of rock outcrops, etc |  | | Report (issue) | | ton $51 00 222 00 $273 00 Copper Ore, Pioneer Mine, Boliuas Bay, Marin County 3358. Silver, per ton...analysis of auriferous gravel, from Nevada hydraulic mine, Chalk Bluffs, (See Second Annual Report, 1382,...County, in May, 1880. Bowen. Crystals of gold. Banner mine, near Michigan Placer County. Two pieces, the largest...specimens of silver ore, coated with embolite. Etna mine, Globe District, Pinal County, Arizona. Loan. William...Ores containing free gold, with pyrite. Treasure mine, Placer County. Hidden Free gold in porphyry, |  | | Report (issue) | | Frontispiece: Olivenite, 1.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn collection...actively involved in mining in the state and the western U.S. for the rest of his has, and will continue...publication of Minerals of Nevada, son Jr. began a long career with the company, ris- which we hope will...COLOR PLATES (following page 242) Gold, Mexican Mine Gold, Majuba Placer Pyromorphite after Galena with...with Conichalcite Gold, Round Mountain Mine Quartz, Lovelock area Acanthite Grossular, Nightingale |  | | Book | | which necessarily must be imported. Because of the long distances which these products must be sent, they...eastern Canada and to the Arctic Circle in the western half. Minerals, on the other hand, are distributed...chapter will reach with maximum effectiveness the group for whom it is intended. viewpoints, Many competent...Huebnerite (see Wolframite) Arsenopyrite Asbestos Group Augite Jade Azurite Jamesonite Barite Bauxite...Magnesite Magnetic Malachite Manganite Marcasite Mica Group Molybdenite Monazite Muscovite Nepheline Niccolite | | | Report (issue) | | Frontispi ece: Oliven i te, r.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn coJlection...the tradition. Jn 1956, Fred Gibson Jr. began a long career with the company, rising through the ranks...Hen1in1orphite Azurile Barite, N1eikJe Mine Barite, '\forthun1berland Mine Bante, Rosebud t1ine Barile v;ith...inclusions Bolt½'OOdite Calcite, Meikle Mine Calcite, Getchell Mine Callaghanite Cassiterite and Hema tile...Martha Mine Gold, Humboldt Mountain Gold, Mexican Mine Gold, Majuba Placer Gold, Round Mountain Mine Grossular |  | | Journal (volume) | | above freezing. The very different species on the western slope has apparently been without a botanical designation;...character of the waxpalms surrounding him then on the western slope. In March, 1876, however, Edouard André,...observed that a different species occurred on the western side. André headed a scientific expedition (mission)...the waxpalms disappeared along his route on the western slope at 1,800 meters. Baron von Thielmann, in...waxpalm at 1,750 meters, near the Rio Quindio (western slope). His footnote to this remark is worth quoting: |  | | Report (volume) | | Bull.-Ilhnois Umversity Engmeermg Experunent Station Bulletm. Urbana, Ill. Ind. Acad. Sci. Proc.-Indiana...Tech. Expt Sta Bull -Mame Technology Experiment Station Bulletm Orono, Mame. Mamtoba Dept. Mmes and Nat...Bull.-Mmnesota Umversity Engmeermg Experiment Station Bulletm Mmneapohs, Mmn. Miss Acad. Sci Jour.-MISSISSippi...Sta. Bull-North Carolma Eng~neermg Experiment Station Bulletms Raleigh, N C. N.Dak. Geol. Survey Bull...News-Ohio State Uruversity Engineermg Experrment Station Circular; News. Columbus, Oh10. Oh10 State Umv |
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