CRETACEOUS MARINE LIFE

The Austin Chalk of Midlothian, TX, provides a window into the ancient Western Interior Seaway. These fossilized remains, including the serrated teeth of apex predators, represent the peak of Texas marine history.

CRYSTAL-FILLED CLAMS: RUCKS PIT

A rare intersection of biology and mineralogy. Within the Pleistocene shell beds of Rucks Pit, FL, ancient Mercenaria clams have been naturally transformed into honey-colored Calcite geodes.

THE AGE OF TRILOBITES

Masterpieces of prehistoric preservation. From the Moroccan deserts to the American Midwest, these armored arthropods define the evolution of complex life over 500 million years ago.

Detailed technical data and original photography for this exhibit are courtesy of the Arkansas Geological Survey (now the Office of the State Geologist).

Read the full archived report: “The Great Little Rock Silver Rush“