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re: What is that hugh mountain of white stuff off of Hwy 30 near St. Gabriel?
Posted on 6/7/15 at 5:38 pm to TigerTatorTots
Posted on 6/7/15 at 5:38 pm to TigerTatorTots
Phosphogypsum, its gypsum formed as a by-product of the production of fertilizer. People refer to them as Gypstacks.
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