A podcast of the Mark Brodie KJZZ interview with ASU professor Stanley Williams about Volcanic Arizona is online.A second piece covers Williams' "death-defying bout with a Colombian volcano."
There's more about ASU's volcanology program at http://volcanology.asu.edu/.
I came across a Lava rock? It's green with white particals inside is a a lava rock or came from the moon. atgonci it's glass see through and sharp in all areas?
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