 | | Book | | 123 Florian Neukirchen Berlin, Germany Gunnar Ries Marxen, Germany ISBN 978-3-030-34345-3 ISBN 978-3-030-34346-0...questions, or otherwise supported us. Berlin, Germany Marxen, Germany June 2019 Florian Neukirchen Gunnar Ries...works at CRB Analyse Service GmbH in Hardegsen (Germany) and in his spare time blogs about geoscientific...Friedrich-Christian Mine in Wildschapbach, Black Forest (Germany) (photo © F. Neukirchen, Markl Collection/Tübingen)...quartz. Silberwiese Mine, Oberlahr, Westerwald (Germany) (photo © Monika Günther/Archive Mineralogical |  | | Book | | is the of the metalliferous veins or lodes of Saxony, gives the following general classification: ... narrow space. This is so true of Cornwall and Saxony that centuries have not fully into a developed...in occur in groups, like those of Cornwall and Saxony, often presenting the most complicated net- work...facts with regard to the veins of Cornwall and Saxony in centuries of work, as we are told by high authority...struck on the " cap," * and instead of sinking a shaft through it, continued to work out the whole length |  | | Report (issue) | | of Keystone-Union copper mine Photo 8. South shaft of Keystone-Union copper mine Photo 9. Surface... CONTENTS-Continued Photo 10. Mill at the Photo 11. Shaft no. Photo 12. Underground scene, Blackstone gold...the property where there is a 45-foot vertical shaft and a 35-foot northwest drift at the bottom of the...northeast. Approximately 2,200 feet southeast of the shaft shaft. Chromite 1904, Calaveras Since County has...dips 25° to 45° NE. Workings consist of a 10-foot shaft, and an inclined open cut 45 feet long i and |  | | Report (issue) | | . . . . . 267 Ore bodies....................... 235 Ore bodies. . . . . . . . . . . . . . . . . . . 269.... . . . . . . . . . . . 275 Geology near No: 3 shaft......... 239. PrOspects west of Pinyon Peak. . 275...Blossom No. 1 Lehi-Tintic................. 276 shaft.......................... 241 Selma...............Index ........... ~............................... shaft .................... : . . . . . 277 . ... ~·...Tintic Valley, from low spur south of He~kimer shaft; J3, Contact of quartz porphyry and monzonite · |  | | Journal (volume) | | surpass in limpidity the purest crystals from Germany, Hungary, and Switzerland. The largest and most... Siliceous Paste sawn in his own presence the shaft of a great column for the new church of St Fran9ois...the influence of the air. I opal, am it is a The particular state of opal. also distinguish those earthy...earthy parts, which they reas opal that is not yet ripe, from those which are pro- rather of opinion that...duced by the exposure of opal to the air, which they name burnt or calcined opal. These matters harden a |  | | Report (issue) | | II, Lassen County. 226 227 227 228 228 229 229 235 236 Description Railroad Facilities Mining Conditions...Eagle Mine and ketch map of Hayden Mill- 231 235 Hill_ Modoc County. )utcrop of discovery vein on...Mine Camp of Goldstone Goldstone Mining M.i in shaft of the Company Open rut work at original strike...metamorphosed sediments Mill and head-frame at shaft of the Ozark Mine Mine dumps and compressor plant...Custom mill at Goffs, built district Eureka shaft 848 -of the Boose, Michael and Buchanan Company |  | | Book | | stones, as white crystal, moss agate, topaz, onyx, opal, garnet, and amethyst. Those of a sporting turn...$122 feet, pitch 5° north; nature of per ton; main shaft 50 feet deep, ore, tellurium and free gold, av one...main feet from surface.' Alice. Owned by Henry and shaft 25 feet deep. Alamakee. Joseph Steppler, pro Ira...tellurium; average $165 per ton; main shaft 40 feet value $100 per ton; main shaft 60 deep, one level 50 feet in...nature of ore, iron py rites and free gold; main shaft 25 feet deep. Alturas. John Williams, Geo. Newcomb |  | | Book (volume) | | Work Lode at 220-ft. Level ...................... 235 FIG. 12.-Wheal Reetl1;Rosewan1e Lode at 220-ft. Level...Lode at 175-fm. Level east of New Cooks Kitchen Shaft ........................................... 321...Lode at 290-fm. Level west of New Cooks Kitchen Shaft . . . . . . . . . . . . . . . . . . . . . . . .... 463 F10. 30.-Section through Pen.halls Engine Shaft al 50-fm. Level ................. 464 F,o. 31.-Transverse...the two engine houses, which are at Crowns Engine Shaft. (A.8077). . . . . . . . . . . . . . . . . . . |  | | Report (issue) | | ................... ·................ . Taylor shaft ..................................................basin ofWhiteRiverand Ward Mountain from Veteran shaft . . . . . . . . . . . . . . . . . . . . . . . ....section through Veteran workings and Boston-Ely shaft; plan and cross sections of Veteran ore body .....about half a mile west by southwest from the Giroux shaft. Here the detrital capping may be 10 or 15 feet...isolated hill which lies just west of the Golden Gate shaft of the McDonald-Ely Co. It is notewor'thy that the |  | | Journal (volume) | | West and South Temple CENTURY BLDG ., 231 - 233 - 235 EDISON ST. SALT LAKE CITY , UTAH THE SALT LAKE...raise connecting the three compartment vertical shaft with the adit tunnel level , under way for several...and that the property will be reopened soon . The shaft was down 700 feet when sinking was resumed in February...started a crew of men to work sinking a 200 -foot shaft from the surface close to the portal of the lower...about thirty inches of good milling ore. The ore shaft, and work is to be carried on contin with a small |
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