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| GEO LOGY AND GOLD DEPOSITS OF THE CRIPPLE CREEK DISTRICT, COLORADO BY \V ALDEl\;IAR LINDGREN A:'\D FREDERIC... . . . . . . . First geological survey of the district .............................. _• . . . . . ..................... Geological structure of the district ............... _................... __ .. _...._____________ ........ . 100 Petrology of the district ______________ . _______________________________________________...___ _ 113 Chapter IV. -General mineralogy of the district . _______________ .... ____ .. ______________ |
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| locality in vol. 14, no. 2. The crystals m easu re u p to 1 cm. S m ithsonian collection; oil p ain tin...Record, volum e 22, N ovem ber-D ecem ber, 1991 The O u tcrop Pete & N ancy O lson P.O . Box 2171 Springfield...2062 Derring Hall Virginia Polytechnic Inst. & State U niversity Blacksburg, VA 24061-0420 Hours: 8-4 M -F...G. Zeihen Tel: (406) 496-4414 c/o M ontana Tech B u tte, M T 59701-9981 Hours: 8-5 M -F O ct.-A pr. &...(906) 487-2572 M ichigan Technological Univ. H o u g h to n , M ichigan 49931 Hours: 9-1:30 M -F Specialty: |
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| ; ‘ CONTENTS FRANCE—continued— THE VOSGES CENTRAL FRANCE THE PYRENEES THE ALPS Statistics BELGIUM...UNITED STATES OF COLOMBIA ARGENTINE REPUBLIC PATAGONIA , Ecuapor . CENTRAL AMERICA (Cioieyy GEOGRAPHICAL...Reefs at surface 14.—Section through main incline shaft west, Robison G. M. Co 0. 15.—True vein a, sending...Broken Hill Tage .57.—Section through the Jamieson shaft, Broken Hill Lode 58.—Contact deposits. 59.—Section...—Parys Mountain ; horizontal section 81.—Tigroney and West Cronebane ; horizontal section . : 82.—Tigroney |
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| GREAT BRITAIN THE METALLIFEROUS MINING REGION OF SOUTH -WEST ENGLAND Volume 1 LONDON HER MAJESTY'S...)SG(England urv eol em M est -WSouth of Region Mining MINING . DISTRICT CAMBORNE F)PLATE I( rontispiece ...ENGLAND AND WALES The Metalliferous Mining Region of South - West England Volume I Ву H. G. Dines, A.R.S...PREFACE This account of the mining geology of south -west England summarizes the geological information gained...counties of Cornwall, Devon and west Somerset . the territory in which The region covered is classical ground |
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| BRITAIN The Metalliferous MiningRegion of South-West England VOLUME I Assistant Director' s copy LIBRARY...ENGLAND AN D WALES The Metalliferous Mining Region of South-West England Volume I By H. G. DINES, A.R.S... PREFACE This account of the mining geology of south-west England summarizes the .iological information gained...in the counties of omwall, Devon and west Somerset. The region covered is classical ground, for it coincides...Ordnance Survey one-inch maps, his work n the south-west of England was the first to be published, and his |
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| we belabor his long and productive career in the U. S. Geological Survey. Instead, we shall consider...making a profit. Initially incorporated in the District of Columbia, the Publishing Company was reincorporated...special fields of knowledge. Louise Taylor of the U. S. Geological Survey provided indispensable rec¬...University New Haven, Connecticut 06520 Paul K. Sims U. S. Geological Survey Denver, Colorado 80225 Economic...these two sources of energy is continuous in the region of steep thermal and chemical gradients near the |
 | | Report (issue) |
| Deposits of the St. Lawrence County Magnetite District Northwest Adirondacks New York GEOLOGICAL SURVEY...Deposits of the St. Lawrence County Magnetite District Northwest Adirondacks New York By B. F. LEONARD...__ Rocks of the St. Lawrence County magnetite district. Metasedimentary rocks and migmatites____._ Pyroxenic...of occurrence in the district ____________ Mineralogy of skarns in the district-..._______ Nomenclature...types__________________________ Economic future of the district _______________________ Individual magnetite deposits |
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| MINING REGION OF SOUTH-WEST ENGLAND Volume I 1956 20 I 7 reprint 0 z z ~ w z g 2. < u -- BRITISH...GREATBRI'IAIN The metalliferous mining region of south-west England VOLUME I H G Dines, ARSM, AMICE...Edinburgh EH14 4AP TI1e metalliferous mining region of the south-west England.Economic Cardi.tl"University...PREFACE This account of the minmg geology of south-west England summarizes the geological info1mation gained...counties of Cornwall. Devon m1dwest Somerset. ·n1e region covered is classical ground, for it coincides with |
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| Amber Belt of Denmark and the Frisian Islands • West Germany Amber Lapidaries• English Amber 4 108 ...Bailie Succinitc 180 Amber From the Dominican Republic• Amber From Burma: Burrnite Rumanite, Amber of...extensive mining taking place in East Prussia, a region which is now part of Poland, the Kaliningrad Oblast...million kilograms of amber were produced in this region alone between 1895 and 1900, and much is still...pit-amber.) Major production of amber in the Baltic region is nor from the sea, but from mining in the earth |
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| highly hierarchic society, such as the Roman republic, such insignia marked social ranks, such as...Turkoman silver, gold, and carnelian bracelet from central Asia. Diameter: 8 cm. Private collection many...by Oriental society, it is little valued in the West. It is possible that the nacre necklaces of our...gems were part of war plunder. Under the Roman republic, the vic- The Origin of Gems Seventeenth-century...such a cut does not favor any orientation. The central stone in the necklace weighs 68.61 carats. Alexandre |
