A to Z Challenge – V is for Volcano

Posted by mcm0704 on April 25, 2012 |

Until I started doing some online research, I did not know that Texas has a number of extinct volcanoes. In late-Cretaceous time, Central Texas was part of a vast marine shelf on which carbonate rocks were deposited with the entire area gradually subsiding as sediments were laid down. The volcano formed when magma worked its […]

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