Yosemite National Park, California. Glacial polish and chattermarks in granite between McGee Lake and Cathedral Creek.
Dates
Date Taken
1903
Summary
Yosemite National Park, California. Glacial polish and chattermarks in granite between McGee Lake and Cathedral Creek. The direction of ice motion is from right to left, rising obliquely. The length of the hammer head is 6.5 inches. It is noteworthy that the deep gouges are convex forward and that many of the mere cracks are concave forward. 1903.
Summary
Yosemite National Park, California. Glacial polish and chattermarks in granite between McGee Lake and Cathedral Creek. The direction of ice motion is from right to left, rising obliquely. The length of the hammer head is 6.5 inches. It is noteworthy that the deep gouges are convex forward and that many of the mere cracks are concave forward. 1903.
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