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Mercury in the Environment
The best estimate is that suspended matter may contain from five to 25 times as. much mercury as the water around it in areas of industrial pollu- tion.
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The Mineral Industry of California | U.S. Geological Survey
California is the sole producer of boron and rare earths and a leading producer of aggregates, cement, diatomite, feldpar, pumice, soda ash.
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D.12 Mineral Resources
Aug 2, 2015 The USGSs MRDS identified several mineral resource sites in the Desert Center area. The majority of the mineral resources shown in this large
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