Layer Estimates:

Layer: Geologic Contacts (ID:0)
Count: 1192
Extent:

XMin: -144.68687718
YMin: -25.8430601479999
XMax: -66.50072413
YMax: 20.719192944
Spatial Reference: 104916 (104916)

Layer: Geologic Units (ID:1)
Count: 628
Extent:

XMin: -144.68687718
YMin: -25.8430601479999
XMax: -66.5007241289999
YMax: 20.719192944
Spatial Reference: 104916 (104916)