POTD July 7, 2015: Pearsons Canyon, Box Elder County, Utah

What’s the best kind of pet rock? —a “gneiss” one!

POTD 6-30-15 Farmington Canyon Gneiss Rock Mineral

Pearsons Canyon, Box Elder County, Utah
Photographer: Adam McKean; © 2014

Folded pegmatite vein in Farmington Canyon Complex gneiss, Pearsons Canyon, Box Elder County.