I help a lot of people find information and maps about Texas geology on a daily basis; this is a new discovery tool that may be of interest in your library:
"The ground under your feet is like a great history book. Looking at it can reveal ancient stories that include dinosaurs, volcanic eruptions, and clues to the formation of oil and gas and enchanted lands."
Enjoy the day,
Emily
Emily C. Wild
Librarian (Physical Scientist) U.S. Geological Survey, Denver Library Denver Federal Center ph: (303) 236-1003 [log in to unmask]