White traces of early snow dust prominent sandstone and limestone rock layers on Mount Timpanogos and contrast with lower-elevation yellow-tinted aspen trees. The sedimentary rocks are the Pennsylvanian-age Bear Canyon Member of the Oquirrh Formation that have been transported eastward over 30 miles on thrust faults.
You might also like
POPULAR POSTS & PAGES
- Rock & Mineral Collecting Sites
- The Rockhounder: Dugway Geode Beds, Juab County
- Glad You Asked: What are Those Lines on the Mountain? From Bread Lines to Erosion-Control Lines
- Glad You Asked: Ice Ages – What are they and what causes them?
- The Rockhounder: Topaz and other minerals found at Topaz Mountain, Juab County
- Glad You Asked: Igneous, Sedimentary, & Metamorphic Rocks
- Commonly Asked Questions About Utah's Great Salt Lake & Lake Bonneville
- Geologic Maps
LEARN MORE ABOUT THE UTAH GEOLOGICAL SURVEY
The Utah Geological Survey (UGS) is a division of the Utah Department of Natural Resources. Several specialized programs comprise the UGS: Energy & Minerals, Geologic Hazards, Geologic Information & Outreach, Geologic Mapping, Groundwater & Wetlands, and Paleontology.
1594 West North Temple, Suite 3110
Salt Lake City, Utah 84116
PO BOX 146100
Salt Lake City, Utah 84114
Monday through Friday,
8 a.m. to 5 p.m.