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Ch. 6: Mining, Milling, ... of Sulphurets

Ch. 6: Mining, Milling, ... of Sulphurets Page of 172 Ch. 6: Mining, Milling, ... of Sulphurets Text size:minus plus Restore normal size   Mail page  Print this page
146                               GOLD MINING IN SOUTH CAKOLINA.
Figure 31 represents the plan of the Brewer mine as it is at present developed. It consists of the large open pit (P), 150 feet in depth, about 200 by 250 feet on the surface, and 100 by 180 feet in
Fig. 31. Plan of Brewer Mine, Chesterfield County, S. C. Scale, 1 inch = 120 feet A, adit-level, 1200 feet long; C, north cut, 10 feet deep; D, drift, 150-foot level; G, granitic dikes; O, streaks of best ore; P, bottom of main pit, 150 feet deep ; W, west cut, 50 feet deep ; a a, surface line of open cut; 6 b, 150-foot level.
the bottom. The ore-body has been further explored by a drift (D), on the bottom level, extending 430 feet in a northerly direction, and being in ore all the way. The tunnel (A) is laid with narrow-gauge
Ch. 6: Mining, Milling, ... of Sulphurets Page of 172 Ch. 6: Mining, Milling, ... of Sulphurets
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