Run your cursor over the map and the geologic unit name and description appear in the legend at the lower left. Although the maps were published at 1:100,000 scale, the original mapping was done at 1:24,000.
Sunday, December 29, 2013
Interactive geologic map of the Grand Canyon area
Run your cursor over the map and the geologic unit name and description appear in the legend at the lower left. Although the maps were published at 1:100,000 scale, the original mapping was done at 1:24,000.
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