 | | Journal (article/letter/editorial) | | camping gear. SENECA CALCITE By K. SPIROFF Michigan Tech, Houghton, Michigan During a recent visit...visit to the Seneca No. 2 Shaft in Keweenaw County, Michigan, the writer noticed on 19th level, 750 feet north...the material to be fragments of rock coated by calcite. The material varied from fine (cryptocrystalline)...crystals showing e(0112) and m (1011) faces. The calcite rhombohedral cleavage flashes could be easily discerned...of note is the fact that the calcite is of recent origin in a copper mine having lava wall rocks of ancient |  | | Journal (article/letter/editorial) | | who are associated under the name of the Clark County Gem Collectors, Inc., have had a spring and summer...themselves invited. Fellow Mineralogists: Clark County Gem Collectors, Inc., extend a cordial invitation...camping gear. SENECA CALCITE By K. SPIROFF Michigan Tech, Houghton, Michigan During a recent visit...visit to the Seneca No. 2 Shaft in Keweenaw County, Michigan, the writer noticed on 19th level, 750 feet north...the material to be fragments of rock coated by calcite. The material varied from fine (cryptocrystalline) |  | | Journal (article/letter/editorial) | | Pewabic Copper-bearing Amygdaloidal Lode Houghton County, Michigan Lake Superior Native Copper District Sixteenth...TOM ROSEMEYER 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter.net T he Lake Superior...Superior native copper district, also known as the Michigan Copper Country, is located on the sparsely populated...into Lake Superior near the western end of Upper Michigan. The Keweenaw winters can be long and cold with...feet (6,400 vertical feet), making it the deepest mine shaft in the Western Hemisphere. Tom Rosemeyer collection |  | | Book | | Mineralogy of Michigan by E. W. Heinrich updated and revised • by George W. Robinson M By E W~ Hellnr]ch...Museum Michigan Technological University Houghton, Michigan 49931 2004 © MINERALOGY OF MICHIGAN 3 FOREWORD...FOREWORD Michigan has a long and varied geologic history that includes repeated episodes of volcanism...before the first Europeans set foot here. When Michigan became a state in 1837, one of the first actions...and we continue to learn more about them today. Michigan minerals helped to build the state and nation |  | | Report (issue) | | (CaBSiO4OH) vesicle filling from a basaltic Houghton County lava flow. Small specks of native copper occur...the surface and between the nodular masses. The Michigan Bicentennial symbol (back cover) incorporates...Survey Division BULLETIN 6 THE MINERALOGY OF MICHIGAN by E. Wm. Heinrich Professor of Mineralogy and...University of Michigan Ann Arhor, Michigan Lansing, Michigan 1976 STATE OF MICHIGAN WILLIAM G. Mrr...State of Michigan CL '48 s.321.6. Printed by Speaker-Hines and Thomas, Inc., Lansing, Michigan. Available |  | | Journal (issue) | | ........................ 460 1HE SCARLET COPPER MINE, N. C. By C. Henry King ..........................1950 ···················~········· 464 SENECA CALCITE. By K . Spi,:off ................................Boulder Bec!ch on Lake Mead. Nevad~ The Clark County Gem Collectors, Inc. (Paul 0 . Drury, Publicity...Thompson consults the map. . 4-A typical barren calcite vein cutting Keewatin greenstone. Hamm. poinh to...future. I spent much of my time by myself combing the mine dumps in search of silver and other minerals. I |  | | Journal (issue) | | polandmining@fairpoint.net Stock No. Sale William Tell Mine Closeout Deals Turquoise Ithaca Peak Closeout...trowandholden.com MADE TO LAST SINCE 1890 IN BARRE, VERMONT USA Bail Perfect Centering Tool? Did you know that in...limestone, a sedimentary rock consisting largely of calcite (calcium carbonate, CaCO3). Because limestone dissolution...tour guides. Among Mammoth Cave’s many unusual calcite deposits or speleothems are “cave flowers”—rosettes...stalagmites, it is known for a wide variety of striking calcite speleothems with evocative names like gleaming |  | | Report (volume) | | Canada THE MINES HANDBOOK Meeting tbe Needs of Mine and Smelter Hundreds of plants on both American...(all types) Crushers Crushing Rolls NEW YORK Mine Pumps Oil Engines Sampling Machinery Screens Stamp...all the metals, and a corresponding expansion of mine work. The MINES HANDBOOK will hereafter be published...Tuckahoe, N. Y., April, 1920. Vll THE MINES MINE HOISTS HANDBOOK AND Years of experience in building...Wellman- Send for our Bulletin F. 5, "Electric Mine Hoists," and get in closer touch with W-S-M equipment |  | | Report (volume) | | California. THE MINES HANDBOOK, 1922 MACHINERY FOR MINE • MILL SMELTER Embodying recent developments...Compressor NEW YORK Crushing Rolls Air Compressors Mine Pumps Ball Mills Blast Furnaces Oil Engines Screens...delightful climate; low expenses; no tuition fees. Michigan College of Mines A state institution offering...President or Secretary. HOUGHTON TARR FUEL OIL - & McCOMB, MICHIGAN INC. - DISTILLATE GASOLINE...considered to be working the public and not the mine. Many suspicious promotions are however not positively |  | | Journal (volume) | | Abbontiakoon Mines, Ltd., company report Abosso mine. West Africa Acacia Mining Co., Colorado 270, ...prevention . . . Queen Co.'s mine, Arizona Accident Gold Mining Co., Subil mine, French Gulch, Rules, Copper...Accidents, coal-mine in United States Compensation for Workingmen's compensation Acid mine water Acidity...154 464 183 467 92 821 385 218 38 Kearsarge, Michigan 635, 791, 34, 991 246 Fred D. Hold&worth .....Co., Colorado Mine, Victor, Colorado, electric mine-signal system.. 49 Olancho county, Honduras. Akin |  | | Book (volume) | | and Fishes in the British Museum; &c. A. E. Houghton. Formerly Correspondent of the Standard in Spain...0.xford, 1892; Kennicott Hebrew Scholar, 1895; Houghton Syriac Prize, 1896. Schenkel, Daniel. INITIALS...Carver, M.A., K.C. (1848-1906). r Formerly Judge of County Courts. Author of On the Law relating to the Carriage...raised it from the rank of viscount}^ to that of county and bestowed it on Louis Phelypeaux, afterwards...Lucerne, Schwyz and Glarus. In 1468 he bought the county of the Toggenburg from the representatives of its |  | | Book (volume) | | the public Trujillo. LOS ANGELES, a city and the county-seat of Los Angeles of Leipzig." Subsequent performance...performance in Berlin, however, provoked county, in southern California, U.S.A., along the small Los such...are the Federal Building, the County Court House, the City Hall, a County Hall of Records, the Public Library...valuable field in California, S. of Santa Barbara county, and the value of its product was $1,749,980. In...crown or its donatory, usually the sheriff of a county. By the Burgh Police Act above quoted provision |
|
Naumkeag Mine, Houghton, Houghton County, Michigan, USA