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| Names of the Authors in capital letters. Page Austria, STEINDACHER on the Fossil Fishes of . . . . ..... . . . . . . . . . . . . . . . . . . . . 40 Carinthia and Istria, STAC~E on t h e Geology of . . . ...Congerian and Cerithian Strata in t I u n g a r y and Austria, STVI~ and II. WOLF on some sections of the . .... . . . . . . . . . . . . . . . . . . . . ConFel~an Strata in the Austrian Empire, Fit. YON IIAvER on...12 40 35 30 21 38 Dachsteln Mountains, Upper Austria~ E. S v E s s on some E r u p t i v e P h e n o |
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| carbonate spars free from cobaltiferous ores, especially an 8-meter (25-ft.) vein at the diorite contact, worked...course by a quartz vein containing chrome- mica. The iron deposits of Dobschau still yield an annual production...' This Kupferschiefer is cases. lean in this district, carrying only 1.4% of copper, and no silver,...fissures known as 'rucken' in the Mansfeld copper district also contain occasional nickelite, together with...DEPOSITS. 343 1 . They carry siderite, ankerite and quartz as a nickel pyrite and bismuth glance, nickeliferous |
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| Pe > J anes ai a - i; cata Safran , Fi rl an _ ae le 2 ns ae : a : ¥ oe a 7) | ie Soe al...communications to the Geological Society of America 419 West 117 Street, New York 27, N. Y. The Memoir Series...Newtoun Gland MO WeneGsesyaris Walbraconal roughinras an Cre en ta EEA re Pe ee reat mcr Ranctreatys Sse...Ker Cy Se de Pe eee ek Sa cee nN athe crite ea AN Pik 2 A caer erin ee ee eee COON aren ras oo Oe...ame iG a eer a Ree A ee ee NevadaiGity —'Grass: Valley) iter ore ae ee Shasta County a eee cere asses |
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| MINING JOURNAL TRANSLATOR'S PREFACE. In presenting an English edition of Professor Beck's 'Lehre von den...the publishers to practically rewrite the book from an American standpoint, giving greater . prominence...advisable. For such additions and changes I alone am re- sponsible. , A slight abridgment of the...table of contents and index will, lar metal. am under deep obligation to Mr. Eobert Stein, of the...AUFLAGE Als die Vortrage iiber Lagerstattenlehre an der Kb'niglichen Bergakademie zu Freiberg mir iibertragen |
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| topob ra~hy and ve~etation in c ~ =son Sink Valley, with R&t tl e s nak e Hi ll ( a basal ti c lava...1644 and 1645) showing topography and ro cks in the west front of the Augusta Range, north of Wo nder. Looking...and mineral• bearing rocks and mines of Wonder district. From monument at top of Wonder MOuntain, 6200...pages. . 4 : 1628 Twin Peaks in left; Wonder Valley and Fairview Mountain in center; and part of Victor...Looking s. 20° w. 5 1629 Victor Range west of Wonder; Hercules Valley in foreground and part of Stillwater |
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| ................................... ' 72 Shady Valley.................................................................................. Cartersville district.................................................................................. Cave Spring district....................................................................._..................... 94 West Virginia..........................................Lower Mississippi Valley and Gulf region................................ Batesville district............. |
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| - - -- - - SCOTTISH MOUNTAINEERING CLUB DISTRICT GUIDE. --_·:_:-,_ --_ . _ ---- T A ORMS WIP'lGAR..._..,rr-r l0At Scottish Mountaineering Club District Guidebooks THE CAIRNGORMS Series Editor: DJ BENNET...~;. Adam Watson Scottish Mountaineering Club District Guidebook IV PUBLISHED BY THE SCOTTISH MOUNTAINEERING...Macdui 66 3. Lairig Ghru, Glen Feshie and Lairig an Laoigh 92 4. Braeriach and Cairn Toul 102 5...Callater to Glen Ey 180 11. Ballater and Creag an Dubh Loch 196 12. Dark Lochnagar 208 13. The |
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| edition was a phototype re-print of the first, with an important addendum relating to new rock climbs by... - 77 BALLATER AND DISTRICT - 84 97 LOCHNAGAR 130 BRAEMAR AND DISTRICT GLEN FESHIE, LAIRIG GHRU...GHRU, AND LAIRIG AN LAOIGH - - 137 BEN MACDHUI AND CAIRN GORM - 150 CAIRN ToUL AND BRAERIACH -...AND THE GLEN FESHIE HILLS - 248 AVIEMOR.E AND DISTRICT - 269 DONSIDE, DEVERONSIDE, AND TOMINTOUL -...and Broad Cairn; Broad Cairn and Creag an Dubh Loch · Creag an Dubh Loch Cliffs Lochnagar Cliffs Old Bridge |
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| Geology and Ore Deposits of the West Slope of the Mosquito Range By CHARLES H. BEHRE, JR. GEOLOGICAL...235 Includes the. Leadville, Colorado, mining district. Prepared in cooperation with the Colorado State...__________________ Silver Plume(?) granite__ _______ _________ Quartz-mica diorite_____________________ 1 1 I 1 2 2...__ Iowa Gulch porphyry _______-__-__-_-___-___ Quartz diorite porphyry. ________-_-_-_---___ Age relations...Quaternary (?) igneous rocks____ _______ Little Union quartz latite_------_---------__Rhyolite and rhyolite |
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| "ore-bearing zone" 1'ead "ore-bearing zone of the Knaben district," and transpose the paragraph with that following...somewhat similar to that of tungsten and vanadium. Hence an increased demand has sprung up for molybdenum ores...remark able properties, which are now manufactured on an exten sive scale. Owing to the shortage of tungsten...differs in yielding sulphur dioxide on heating in an open tube. The specific gravity is about 4·7. When...products derived from granitic magmas. There is also an important type of deposit in connection with crystalline |
 | | Journal (article/letter/editorial) |
| east to argilhtes with volcanic mterbeds on the west; clean quartzites in the latter must have originated...trough. Upper Ordovician and Silurian rocks show an island belt of little or no subsidence between a...subsided a mile or so, and an argillite- and chert-bearing belt on the west. The Ordovician stratigraphy...Pogonip Group Nomenclature Stoneberger Shale Antelope Valley Limestone Pogonip Group in the Prospect sequence... 435 436 436 436 Ordovician in the Manhattan district . . . . Silurian and Devonian systems . Introduction |
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| ILLUSTKATIONS >Fage PLATE I. Molybdenite from quartz veins: A, From Railroad Creek near Lake Chelan...Calif______________________ II. Silicified and sericitized quartz porphyry (?) carrying molybdenite along veinlets...powellite, altered from molybdenite, from a pipe in quartz monzonite in the Deep Creek Mountains, 4 miles...County, Utah; B, Sericitized quartz porphyry breccia with a cement of quartz, sericite, and molybdenite_________________...George Fast's mine, near La Trinidad, Sahuaripa district, Sonora, MexicoVII. Ends of radial plates of molybdenite |
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| The Taconic Range consists of a thick mass of quartz-chlorite schist, with subordinate zones of gray...border. The rocks have been folded, overturned to the west, but isoclinal folds appear to be rare. Slip cleavage...interpretation. Folding, flowage, and thrust faulting of an autochthonous series of argillaceous Lower Cambrian...The Taconic area 1. Indian Hill area 2. Berlin Valley General statement Area North Petersburg-Berlin...Lithologic characteristics Structure .. 4. North Pownal valley 5. Pownal upland General description Lithologic |
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| _________--____-_---_-------___-_--------_----_______ Ajo district.-_--_.____---------______--_-_--__---_______ Oatman...____________________________________________________ 11 Austria._____________________________________________________...______--__-__---_____----_____-__-___-___________ Bonanza district._________________________________________ Breckenridge...region___________________________________________ Spanish Peaks district.____________________________________ Summitville...________________________________________ Edwardsburg district._____________________________________ 11 11 12 |
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| gemologists, collectors, travelers, and anyone with an interest in the world's gemstones. Nearly all known...Sapphire from Kenya 42 Ruby from Mangari, Tsavo West National Park, Kenya 44 Chapter 4. Emerald and...Garnets of East Africa 73 Rh.odolite of the Lindi District, Tanzania 76 Tsavorite Garnets 76 The Pyrope-...Tanzania 96 Red Dravite Tourmaline from the Narok District, Kenya 99 Uvite-Dravite Chrome Tourmaline 99 ...fancy-colored sapphiies and a ruby from the Umba Valley of Tanzania. 37 Figure 3.9a. A yellow apatite crystal |
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| 741 THESJARBIDGE MINING DISTRICT, NEVADA WITH A NOTE ON THE CHARLESTON DISTRICT BY FRANK C. SCHRADER...features __ __ Great Basin province. Snake River valley 1 _ _ Jarbidge Mountains _ Geology Sedimentary...Occurrence and distribution _______________________ West vein system_______________________________ East...rock_________________:__________ Mines and prospects on the west veins__________________ Long Hike mine_________...Mineral deposits Continued. Mines and prospects on the west veins Continued, Page. Pavlak mine : 59 Pick and |
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| ............ Mining Districts— Buckskin (Smith Valley). Gardnerville (Eagle).. Genoa.. Mount Siegel....Delaware (Sullivan, Brunswick) Voltaire (Eagle Valley, Washoe) Vashoe County— Location and Topography...Donnelly Flanigan Galena Jumbo (West Comstock).. Leadville Little Valley. Lone Pine Olinghouse (White Horse)...ent of each mining district was restricted to a short statement, but accompanied by an excellent bibliog...Information Cir culars. . . . In planning to make such an exhaustive seaich ol mining litc l ature on Nevada |
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| dikes._______________._____.___-._J._--__._______. Quartz veins-______r----------------------------------_...----14. A, East slope of Portage Shoulder from head of Passage- Canal; B, View west from Portage Shoulder...Shoulder down Portage Valley.... 15. South slope of Portage Shoulder______-____-___---.------__ 16. Geologic...argillite fragments in matrix of graywacke en west slope of Portage Shoulder; B, Lower part of Portage...seen from foot of Portage Shoulder in 1914; B, West slope of Portage Shoulder, showing large fold in beds |
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| Bariand Paris, France Werner Lieber Heidelberg, West Germany Olaf Medenbach Bochum, Germany Eric Offermann........341 by S. P. Korowski and C. W. Notebart Quartz & Pyrite from King County, Washington............F. J. Parker Tveitite from the Barringer Hill District, Texas..................................387 byW...b. Location c. Your name and mailing address d. “ AM” (for “ Amateur” ) if you have never been paid for...slide competition. e. “PRO” if you do not qualify as an amateur as defined above. 2. Maximum of two entries |
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| publish a brief preliminary description of this district. Development work has not been very extensive... The deposit is located in the Plomosa mining district, Yuma County, Ariz., in the southern part of the...accessible station, and in an air line is just 28 miles a little north of west of Quartzite, the stage road...abruptly from the deserts. The Dome Rock Mountains have an average elevation of 1,500 feet, being approximately...branch of the mountains, one of its peaks rising to an elevation of over 2,700 feet. The dip of a These |
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| Litchfield County, where good crystals were taken from quartz veins in a variety of metamorphic, plutonic and...Litchfield, where a mass of white quartz on a ridge had once been mined for quartz, and large ilmenite masses...ilmenite crystals to 7 .5 cm in matrix of massive quartz from these dumps-adding that, in his judgment,...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...COLUMBIA Ice River complex. The Ice River complex is an intrusive body of alkaline igneous rocks where sodalite |
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| GEOLOGY -AND ORE DEPOSITS OF THE MAGDALENA MINING DISTRICT, NEW MEXICO BY G. F. LOUGHLIN AND A. H. KOSCHMANN...fault----~------Grand Ledge fault______________ East Slope fault_ _ _ __ __ __ __ _ _ _ _ _ Waldo ·fault_ ________________...____________ __ ______________ Minerals of the Magdalena district, by S. G. Lasky and G. F. Loughlin_______ _______...deposits-Continued. Minerals of the Magdalena district-Continued. Copper minerals-Continued. Oxidized...___________________ _ Chalcanthite ______ ________________ _ An tlerite ______ .. _________________ . __ Span golite |
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| D. F. HEWETT GEOLOGICAL The geology SURVEY of an area PROFESSIONAL PAPER 275 coverz"ng 3,900 square..._____________________________ Teutonia quartz monzonite ______________ Form of the quartz monzonite body___ Megascopic...Spring Mountains and nearby hills ________ 84 84 Valley Ridge ______·_________________ Table Mountain __...___________________ _ Teutonia Mine_ _______ ____________ _ Death Valley Mine_ _____________ ___ Columbia Mine_ ___________________...deposit ____________________ Iron prospect north west of Kelso_ _____ Late Tertiary gold deposits ______________ |
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| Published by Van Nostrand Reinhold Company Inc. L35 West 50th Street, New York, N.Y. 10020 Van Nostrand Reinhold...Data Pemberton, H. Earl, 1907Minerals of California. An updating of: Minerals of California: centennial volume...prepared as a report to the State Board of Agriculture an "Annotated Catalog of the Principal Mineral Species... • ID MOOOC PLATEAU I7 COAST RANGES 7 GREAT VALLEY :2f SIERRA NEVADA ~ BASIN RANGES Ell MOJAVE...dominant ma.fie mineral; adj. noritic. oxidized zone An area of mineral deposits modified by surface waters |
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| 12 7 REPORT OF AN EXCURSION TO THE ASSYNT DlSTRICT OF THE NORTH-\VEST HIGHLANDS. JULY 3RD TO 11TH, 1914...Gneiss between Inchnadamff and Lochinver to the west of the great postCambrian displacements. Along the...comparatively uniform. They consist mainly of flaggy quartz-biotite-granulites, granulitic quartzo-felspathic...been detected in the Moine Series along the Oykell Valley. The first halt was made on the moor about four...structure was examined. Along this part of the Oykell Valley the Moine Schists are arranged in sharp axial folds |
West slope, Hocharn, Große Fleiß valley, Heiligenblut am Großglockner, Spittal an der Drau District, Carinthia, Austria