Donald Owen Quotes
They are lignite mines, a very soft, brown coal. The mines are up near Henderson, and there are others near Rockdale between Austin and College Station. 
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Lignite | Mines | Soft | Brown | Coal |
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There are also some mines in some of the salt domes, the closest one is in Louisiana on Avery Island. To the best of my knowledge, that's the only underground mining activity in this area.
- Donald Owen
