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 9
... Cañon City . In Montana , the list of those who extended hospitality and assistance to my deputy and myself is too long for recital . I can only mention generally the agents of the express and stage lines ; the editors of news- papers ...
... Cañon City . In Montana , the list of those who extended hospitality and assistance to my deputy and myself is too long for recital . I can only mention generally the agents of the express and stage lines ; the editors of news- papers ...
الصفحة 92
... cañon nearly five miles . The proper place for the mill , and to which it will soon be removed , is immediately below the mine , and about one mile distant . Here there is an abundance of timber and water , a wide valley free from all ...
... cañon nearly five miles . The proper place for the mill , and to which it will soon be removed , is immediately below the mine , and about one mile distant . Here there is an abundance of timber and water , a wide valley free from all ...
الصفحة 93
... cañon of Monitor Creek , being almost due east and west across the rock " for- mation " of the country , exposed the mineral ledges in posed numerous places between the river and town , and every one , large or small , was " located ...
... cañon of Monitor Creek , being almost due east and west across the rock " for- mation " of the country , exposed the mineral ledges in posed numerous places between the river and town , and every one , large or small , was " located ...
الصفحة 101
... Cañon , and is about one third of a mile in width , with an elevation of about 500 feet above the cañon . Much of this hill is composed of barren quartz , although small veins are found intermixed with porphyry which are exceedingly ...
... Cañon , and is about one third of a mile in width , with an elevation of about 500 feet above the cañon . Much of this hill is composed of barren quartz , although small veins are found intermixed with porphyry which are exceedingly ...
الصفحة 102
... Cañon , and Rock Creek , the latter into the South Fork of the American . These streams , as their volume has increased in their flow toward the west , have formed deep gorges , and but a mile or two from the western base of Tunnel Hill ...
... Cañon , and Rock Creek , the latter into the South Fork of the American . These streams , as their volume has increased in their flow toward the west , have formed deep gorges , and but a mile or two from the western base of Tunnel Hill ...
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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