Distribution:
Distribution Comments:
Laketown Chert is associated with the Laketown Dolomite Member of
the Guilmette Formation of northeastern Utah, southwestern Wyoming, and
southeastern Idaho. Occurs as nodules and beds in the dolomite formation
with outcroppings in Laketown Canyon, Rich County, Utah.
Outcroppings also occur in the Pancake Range, Grant Range as nodules and
thin lenses, Egan Range as nodules and beds, Snake Range as light gray
nodules and lenses, Schell Range as nodules and beds, Kern Mountains and
the southern Deep Creek Range, Goshute Range and the Toana Range of
Nevada.