File:Report of the State Mineralogist (1892) (14596023198).jpg

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Identifier: reportofstatemin17cali (find matches)
Title: Report of the State Mineralogist
Year: 1892 (1890s)
Authors: California State Mining Bureau
Subjects: Mines and mineral resources Gold mines and mining Mineralogy
Publisher: Sacramento : California State Mining Bureau
Contributing Library: University of California, Davis Libraries
Digitizing Sponsor: University of California, Davis Libraries

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ore is shipped direct to the refineriesat Bayonne, New Jersey, or Alameda, California, while second classore goes to concentration plant at Death Valley Junction. INYO COUNTY. 275 Biddy McCarty Mine (Ufcper Biddy). Situated at Ryan, theterminus of the Death Valley Railroad. Elevation 2900 feet. Thegeneral trend of the colemanite beds is northwest and southeast withdip of 45 degrees to northeast. The beds are from 20 to 100 feet thick, and are worked by means ofglory hole, also underground stoping below quarry level. Ore extractedfrom glory hole and stopes is trammed out through a tunnel 210 feetin length to main storage bins. Recently this main haulage level hasbeen extended east through the hill a distance of 1800 feet, and willbe used as main haulage way for ore trains from Grandview, Oakleyand Widow Mines. Chute from glory hole is 190 feet from portal oftunnel. Lower Biddy Mine. This mine is situated % mile northwest ofUpper Biddy. The colemanite beds strike N. 50° W., and dip 40
Text Appearing After Image:
Photo No. 28. Biddy McCarty Mine (Upper Biddy), Ryan, Inyo County. Pacific CoastBorax Company. Photo by W. B. Tucker. degrees to southwest. The beds have a thickness of 6 to 10 feet. Theore is mined by means of glory hole and a series of tunnels driven inunder the ore body at different elevations. Ore from these workingshoisted over incline tramway by 20-h.p. hoist to storage bins, fromwhich which bins is loaded into cars of the Death Valley Railroad. The main power plant is at the Biddy McCarty mine: 16 x 9§ x12 Sullivan compressor driven by 100-h.p. Fairbanks-Morse Semi-Diesel type of engine. Air from this central plant supplies the differ-ent properties with power for air drills. Grand View Mine. This mine is situated about 1 mile south ofRyan, on slope of ridge east of Furnace Canon. Elevation of 2950feet. At the elevation of main haulage track a crosscut tunnel has beendriven east, cutting colemanite beds, which strike northwest and south-east and dip to the northeast. The depos

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Flickr tags
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  • bookid:reportofstatemin17cali
  • bookyear:1892
  • bookdecade:1890
  • bookcentury:1800
  • bookauthor:California_State_Mining_Bureau
  • booksubject:Mines_and_mineral_resources
  • booksubject:Gold_mines_and_mining
  • booksubject:Mineralogy
  • bookpublisher:Sacramento___California_State_Mining_Bureau
  • bookcontributor:University_of_California__Davis_Libraries
  • booksponsor:University_of_California__Davis_Libraries
  • bookleafnumber:298
  • bookcollection:caminesgeo
  • bookcollection:ucdavis
  • bookcollection:americana
Flickr posted date
InfoField
30 July 2014


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