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West Clearwater, Quebec impact structure, Part II: Petrology

West Clearwater, Quebec impact structure, Part II: Petrology

Simonds, Charles H.; Phinney, William C.; McGee, Patricia E.; Cochran, Ann
URI: https://hdl.handle.net/20.500.11753/1530
Date: 1978

Abstract:

Impactites lining the base of the crater at West Clearwater Lake consist of a 0 to 20 m thickness of fragmental breccia overlain by about 18 m of clast-rich melt rock which in turn is overlain by at least 85 m of clast-poor melt rock.

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