Texas Through Texas Through Geologic TimeGeologic Time

PrecambrianPrecambrian

PrecambrianPrecambrian

Enchanted Rock, Fredericksburg, TX

CambrianCambrian

CambrianCambrian

OrdovicianOrdovician

OrdovicianOrdovician

OrdovicianOrdovician

Franklin Mountains, El Paso, TX

SilurianSilurian

DevonianDevonian

DevonianDevonian

MississippianMississippian

PennsylvanianPennsylvanian

PennsylvanianPennsylvanian

PennsylvanianPennsylvanian

Ouachita Mountains, Marathon Basin, TX

PermianPermian

PermianPermian

PermianPermian

El Capitan, Guadalupe Mountains National Park, TX

TriassicTriassic

TriassicTriassic

TriassicTriassic

Palo Duro Canyon, Canyon, TX

JurassicJurassic

JurassicJurassic

Louann Salt Dome, Gulf of Mexico, TX

CretaceousCretaceous

CretaceousCretaceous

CretaceousCretaceous

Santa Elena Canyon, Big Bend National Park, TX

K-T BoundaryK-T Boundary

TertiaryTertiary

TertiaryTertiary

TertiaryTertiary

Davis Mountains, Fort Davis, TX

QuaternaryQuaternary

QuaternaryQuaternary

QuaternaryQuaternary

Laguna Madre, Padre Island National Seashore, TX