Species: Rootbeer Chert
County: Kerr
Site: _Kerr 1 (Fort Terret)
Group: Fredericksburg
Formation: Fort Terrett
Member: Fort Terrett
Period: Cretaceous
Epoch: Lower K
Stage: Albian
Class: Rock-145-lK
Order: None
Superfamily: None
Family: None
Genus: Rock
State: Texas
Credit: tmc
ID: 52
MMM ID: None