(Map site 15.) A small exposure of the middle Miocene Upper Topanga Formation found in the roadcut shown in the previous photo. It is a fine-grained, thin-bedded sandstone and shale formation.
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(Map site 15.) A small exposure of the middle Miocene Upper Topanga Formation found in the roadcut shown in the previous photo. It is a fine-grained, thin-bedded sandstone and shale formation. Return to the May 28 geology page. | |