Oregon Formation

{{Short description|Geologic formation in Kentucky, US}}

{{Infobox rockunit

| name = Oregon Formation

| image =

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| type = Formation

| age = Ordovician

| period = Ordovician

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| region = Southeastern United States

| country = United States

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| underlies = Tyrone Limestone

| overlies = Camp Nelson Limestone

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| extent = Kentucky

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The Oregon Formation is a geologic formation in Kentucky. It dates back to the Ordovician period .

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