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Welcome to the Wyoming State Geological Survey

Interpreting the past, providing for the future


A new publication describing Wyoming's uranium resources, Uranium: Geology and Applications (PIC-46), is available for download.

Interactive Oil & Gas Map

The 2016 Oil and Gas Map of Wyoming is available online in an interactive format or as a traditional map.

Fort Union & Lance Formation Stratigraphy Report

A new report (RI-73) focuses on the strata deposited during the Laramide orogeny in the eastern Greater Green River Basin.

Zeolite Resources in Wyoming

Report of Investigations No. 72 provides detailed insight into the nature of zeolite minerals and their applications, as well as potential development opportunities in the future.

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State Fossil—Knightia

State Dinosaur—Triceratops

State Gemstone—Jade