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Welcome to the Wyoming State Geological Survey

Interpreting the past, providing for the future


Wyoming's Lithium Resources Report

Report of Investigations No. 69 includes color photos and geologic maps of lithium locations throughout the state as well as files with lithium concentration data, locations and geologic settings for field and historical samples.

Phosphate Rock in Wyoming

Report of Investigations No. 68 provides a geologic overview of phosphate occurences and deposits in Wyoming.

Wyoming Cultural Geology Guide

New Wyoming guide explores cultural through a geology lens. From the Oregon Trail to Paleo-Indian mining sites,Wyoming has many locations where culture and geology merge and stories unfold.

Lance and Fort Union Formations Study

New research helps define extent of coal-bearing strata and potential natural gas reservoir rock in the Great Divide Basin.




   
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State Fossil—Knightia


State Dinosaur—Triceratops


State Gemstone—Jade