Geotripper

News and views from the geologic realm

Showing posts with label CCC. Show all posts
Showing posts with label CCC. Show all posts
Tuesday, November 20, 2012

Inside the Pinnacles Volcano: the Talus Caves of Bear Gulch

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How does a cave originate? Most often, solution of limestone or marble is a cause, and lava flows will sometimes develop lava tubes. Coast...
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Garry Hayes
I am a teacher of geology at Modesto Junior College and former president of the National Association of Geoscience Teachers, Far Western Section. I have led field trips all over the western United States, and a few excursions overseas, but my homebase is the Sierra Nevada, the Great Valley, and the Coast Ranges of California.
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