 S,(KMI tons of oxidized silver ore, from the Anaconda ledge, was treated in this mill, yielding about 30 ounces of silver to the ton. The ore contained just enough copper to make it unnecessary to add bluest/one in the raw amalgamation, but the resulting...  Contributions to Economic Geology, 1902 - Page 173by Samuel Franklin Emmons - 1903 - 449 pagesFull view - About this book
 | Geology - 1912 - 304 pages
...Dexter mill and treated about 8,000 tons of oxidized silver ore from the Anaconda ledge, obtaining about 30 ounces of silver to the ton. The ore contained...copper to make it unnecessary to add bluestone in raw amalgamation but yielded a very base bullion, some of which ran only 400 fine. A seam of copper... | |
 | Geological Survey (U.S.) - Geology - 1903 - 464 pages
...Dexter mill was leased by Marcus Daly, for the newly organized Anaconda Silver Mining Company, and 8,000 tons of oxidized silver ore, from the Anaconda ledge,...contained just enough copper to make it unnecessary to add Milestone in the raw amalgamation, but the resulting bullion was very base, sometimes running only... | |
 | American Mining Congress - Mineral industries - 1904 - 540 pages
...oxidized silver ore, containing about 30 ounces of silver per ton. It is interesting to note that this ore contained just enough copper to make it unnecessary to add bluestone, in the raw amalgamation of this ore the resulting bullion was very base—-sometimes running only about 400 fine. The ore shipped... | |
 | Walter Harvey Weed - Copper mines and mining - 1907 - 408 pages
...tons of oxidized silver ore, from the Anaconda ledge, was treated in this mill, yielding about 30 oz. of silver to the ton. The ore contained just enough...the vein a drift running northeast at a depth of 100 ft. ran into a seam of copper glance a few inches wide. Mr. George Hearst, visiting the district about... | |
 | Walter Harvey Weed - Copper mines and mining - 1907 - 398 pages
...tons of oxidized silver ore, from the Anaconda ledge, was treated in this mill, yielding about 30 oz. of silver to the ton. The ore contained just enough...working the vein a drift running northeast at a depth of 1oo ft. ran into a seam of copper glance a few inches wide. Mr. George Hearst, visiting the district... | |
 | Walter Harvey Weed - Copper mines and mining - 1908 - 404 pages
...Dexter mill was leased by Marcus Daly, for the newly organized Anaconda Silver Mining Company, and 8000 tons of oxidized silver ore, from the Anaconda ledge, was treated in this mill, yielding about 30 oz. of silver to the ton. The ore contained just enough copper to make it unnecessary to add bluestone... | |
 | Walter Harvey Weed - Geology - 1912 - 304 pages
...Dexter mill and treated about 8,000 tons of oxidized silver ore from the Anaconda ledge, obtaining about 30 ounces of silver to the ton. The ore contained...copper to make it unnecessary to add bluestone in raw amalgamation but yielded a very base bullion, some of which ran only 400 fine. A seam of copper... | |
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