Ah Formation

{{Short description|Geologic formation in Xinjiang, China}}

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| name = Ah Formation

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| type = Geological Formation

| age = Middle Jurassic

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| region = Xinjiang

| country = China

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The Ah Formation is located in Kuqa County, Xinjiang Uygur Autonomous Region and is dated to the Middle Jurassic period.{{cite book|title=Geological Formation Names of China |author=Zhang, Shouxin|isbn=978-3540-93823-1|year=2009}}