Trace of mineralized Liddia fault system near head of Iowa Amphitheater, showing offset of the potentially productive Leadville dolomite. Lake County, Colorado. 1929.
Dates
Date Taken
1929
Summary
Trace of mineralized Liddia fault system near head of Iowa Amphitheater, showing offset of the potentially productive Leadville dolomite. A thick sill of White porphyry can be seen near the head of the amphitheater. The Liddia mine (slightly below middle at left) and the Continental Chief mine (near dead center) are both located in the Leadville dolomite. Lake County, Colorado. 1929. Figure 54, with graphics, in U.S.Geological Survey Professional paper 235. 1953.
Summary
Trace of mineralized Liddia fault system near head of Iowa Amphitheater, showing offset of the potentially productive Leadville dolomite. A thick sill of White porphyry can be seen near the head of the amphitheater. The Liddia mine (slightly below middle at left) and the Continental Chief mine (near dead center) are both located in the Leadville dolomite. Lake County, Colorado. 1929. Figure 54, with graphics, in U.S.Geological Survey Professional paper 235. 1953.
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