Species: Chert
County: Burnet
Site: Llano Uplift
Group: Ellenburger
Formation: Ellenburger Group
Member: Tanyard
Period: Ordivician
Epoch: L
Stage: None
Class: Mineral-Silicate
Order: None
Superfamily: None
Family: None
Genus: Rock
State: Texas
Credit: tmc
ID: 559
MMM ID: None