POTD March 28, 2017: Little Cottonwood Canyon, Salt Lake County

Little Cottonwood Canyon, Salt Lake County
Photographer: Adam McKean © 2017

Interbedded shale and quartzite of the Precambrian Big Cottonwood Formation are dramatically folded and faulted on the sheer face of Twin Peaks in Little Cottonwood Canyon. The intrusive Tertiary-age Little Cottonwood granite stock forms the light-gray, glaciated peaks in the distance.