 | | Report (volume) | | Economic Geology of the Idaho Springs District Clear Creek and Gilpin Counties, Colorado GEOLOGICAL (=) I...Geology of the Idaho Springs District Clear Creek and -i ;i ?i Gilpin Counties, Colorado By ROBERT H. MOENCH...___________ Mines and prospects in the Idaho Springs district ________________ Previous studies.____...are in pocket] PLATE 1. Map of the Idaho Springs district, Colorado, showing location of mines and distribution...Generalized geologic map and sections of the Idaho Springs district. 3. Geologic section along the Big Five |  | | Report (issue) | | Nines and Prospects, Idaho Springs District Clear Creek and Gilpin Counties, Colorado Descriptions and Kapa...Energy Commission Introduction The Idoiho Springs mining district forms an important segment of tae Front...From 1859, when placer gold was discovered in Idaho Springs and lode gold in Central City, through 1959...from a 50-square-mile area that includes the Idaho Springs and adjacent districts to the north, west, and...and southwest. The adjacent Central City district, which produced ores valued at more than $100 million |
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