Geoscience Garden

Gneiss (78)

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General Lithology:Gneiss
Description:A metamorphic rock formed by the action of heat, pressure, and tectonic forces on a previous ingneous or sedimentary rock.
Representing:Precambrian basement rock of the Canadian Shield, older than 1 billion years.
Where:Shield granite gneiss
Latitude:53.528473
Longitude:-113.52334
Original location:Edmonton, Alberta

Location: