
Lower Quad Creek Outcrop with 3.5 Ga Gray Gneiss, 2.8 Ga granite injection, and 2.5 Ga Cross Cutting Mafic Dike
Originally uploaded in Integrating Research and Education:Montana Geoheritage Project:Montana Geoheritage Sites.
Image 350743 is a 3849 by 5766 pixel WebP
Uploaded:
Dec12 24