Silver and Gold: an Account of the Mining and Metallurgical Industry of the United States: With Reference Chiefly to the Precious MetalsJ.B. Ford, 1873 - 566 من الصفحات |
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الصفحة 62
... Golden Rule , near Poverty Hill , is owned by a San Francisco com- pany . Their mill of 15 stamps is run by water - power , ( 50 - foot wheel , ) and will crush 15 tons per day ( 24 hours , ) which average $ 10 per ton . A tunnel 500 ...
... Golden Rule , near Poverty Hill , is owned by a San Francisco com- pany . Their mill of 15 stamps is run by water - power , ( 50 - foot wheel , ) and will crush 15 tons per day ( 24 hours , ) which average $ 10 per ton . A tunnel 500 ...
الصفحة 75
... Hill . -These two places have been the scene of extensive and profitable quartz - mining on the great Mother lode , and the first - named town now possesses several of the best mines found on the lode . In 1851 , Carson Hill was the ...
... Hill . -These two places have been the scene of extensive and profitable quartz - mining on the great Mother lode , and the first - named town now possesses several of the best mines found on the lode . In 1851 , Carson Hill was the ...
الصفحة 76
... Hill's Ground , and Bovee's Ground - the two latter parallel veins . None of these claims , except the Angel's Quartz Mining Com- pany and the Union , are being developed at present . East of the above , at Angel's , we find a series of ...
... Hill's Ground , and Bovee's Ground - the two latter parallel veins . None of these claims , except the Angel's Quartz Mining Com- pany and the Union , are being developed at present . East of the above , at Angel's , we find a series of ...
الصفحة 79
... Hill mine , in this vicinity , is being rapidly developed by a San Francisco company , who are negotiating for its purchase . It is located south and east of Glencoe , on the narrow divide between the North and Middle Forks of the ...
... Hill mine , in this vicinity , is being rapidly developed by a San Francisco company , who are negotiating for its purchase . It is located south and east of Glencoe , on the narrow divide between the North and Middle Forks of the ...
الصفحة 81
... Hill and vicinity . The town of Mokelumne Hill was for- merly one of the most populous in the southern mines , and its past history does not materially differ from that of Sonora . It was settled at about the same time , and like Sonora ...
... Hill and vicinity . The town of Mokelumne Hill was for- merly one of the most populous in the southern mines , and its past history does not materially differ from that of Sonora . It was settled at about the same time , and like Sonora ...
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50 feet amalgam amount antimony arrastra assay average Bannack base bullion bed-rock bullion Calaveras County California Cañon carbonate cent chemical claim coal commenced company's contains copper cost County course Creek Cupellation December deposits depth developed district ditch drift drill east El Dorado County engine erected Eureka expense extracted feet deep feet in length feet long feet wide furnace galena gangue gold Gold Hill gravel ground Gulch Hill hundred hydraulic inches incline iron labor lead ledge limestone located lode metallurgy metals miles mill miners Mining Company months nearly Nevada opened operations ounces owners placer mines pounds present Professor prospecting quantity quartz quartzite rich River rock San Francisco silver slag slate smelting smelting-works stamps stopes sulphurets sunk supply surface Table Mountain tailings thick tion tons Total tunnel Tuolumne County tuyeres Valley vein width yield