Bulletin of the United States Geological Survey--The Rampart Gold Placer Region, Alaska . ide above. The gravel varies in thickness from 2 feet at the lower side of theclaim to 7 or 9 feet in the middle and 5 feet at the upper end. The gold is bright,rounded, and shotty, well distributed through the gravel, and, though it seemsstrange, the nuggets come from near the surface. There are few large .pieces of gold,the largest nugget taken out weighing a little over 1] ounces. A ditch from Rhode Island Creek, 1 mile long and capable of carrying 2 sluice-heads of water (about 100 miners inches), has
Bulletin of the United States Geological Survey--The Rampart Gold Placer Region, Alaska . ide above. The gravel varies in thickness from 2 feet at the lower side of theclaim to 7 or 9 feet in the middle and 5 feet at the upper end. The gold is bright,rounded, and shotty, well distributed through the gravel, and, though it seemsstrange, the nuggets come from near the surface. There are few large .pieces of gold,the largest nugget taken out weighing a little over 1] ounces. A ditch from Rhode Island Creek, 1 mile long and capable of carrying 2 sluice-heads of water (about 100 miners inches), has been dug; but water is so scarce thatit is collected in a pool after being used and pumped back to the sluice boxes. For Ithis purpose a 30-horsepower boiler, two twinned 4-horsepower upright engines, anda 4-inch centrifugal pump are used. Seven men have been employed on the claimduring the season. a Brooks, A. H., and others, Reconnaissances in the Cape Nome and Norton Bay Regions, Alaska,in 1900; a special publication oi U. S. Geol. Survey, 1901, pp. 119-151. U. S. GEOLOGICAL SURVE. ,1. VALLEY OF GLENN north, showing sluices, etc.
Size: 1714px × 1458px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, bookidbulletinofun, bookyear1906
