(Map site 6.) Closeup of the flow breccia shown in the previous photo. This rock forms as molten lava flows across the surface picking up already hardened pieces of weathered lava from earlier flows and mixing them into the new flow.
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(Map site 6.) Closeup of the flow breccia shown in the previous photo. This rock forms as molten lava flows across the surface picking up already hardened pieces of weathered lava from earlier flows and mixing them into the new flow. Return to the May 28 geology page. | |