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Contributing Institution
Maine Geological Survey
Document Type
Image
Identifier
66722
Description
fracture, joint, erosion
Project Name: Kelley NGGDPP Grant 2019
Exact Creation Date
8-1-1993
Location
Isle Au Haut
Supplemental Rights
Credit must be given to the photographer and the Maine Geological Survey when this photo is displayed, reproduced, distributed and/or used in derivative works.
Keywords
Madison; island; volcanic rocks; fracture; joints; erosion