Category:Ironstone in the United States

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Countries of North America: United States of America^‡
^‡: partly located in North America

impact brecca basalt and large pieces of iron in it along with other rocks that proves there was a impact of significant force in this area of Ivanhoe tx.

Subcategories

This category has the following 3 subcategories, out of 3 total.

I

Ironstone in Ohio‎ (6 C, 1 F)
Ironstone of the Pottsville Formation‎ (2 C, 11 F)
Ironstone ventifacts (Ericson Sandstone; Wyoming)‎ (5 F)

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