Satanka Formation

{{short description|Geologic formation in Wyoming, U.S.}}

{{Infobox rockunit

| name = Satanka Formation

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| type = Formation

| age = Permian

| prilithology = Shale

| otherlithology = Gypsum

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| region = Wyoming

| country = United States

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| overlies = Casper Formation

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The Satanka Formation is a geologic formation in Wyoming. It preserves fossils dating back to the Permian period.