State | New Mexico |
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Name | Upper middle Tertiary rhyolitic lavas and local tuffs |
Geologic age | Upper Oligocene (24-29 Ma) |
Lithologic constituents | Major
Igneous > Volcanic > Felsic-volcanic > Rhyolite (Flow, Pyroclastic-tuff)
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References | |
NGMDB product | |
Counties | Catron - Grant - Hidalgo - Luna - Sierra - Socorro - Taos |