Granitic bedrock and glacial cirque, Colorado.April 30, 2017/in /by Marli Miller Proterozoic granite, Precambrian https://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.png 0 0 Marli Miller https://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.png Marli Miller2017-04-30 19:34:312017-11-06 07:24:52Granitic bedrock and glacial cirque, Colorado.
