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New answer to MRSA, other 'superbug' infections: clay minerals?
Are the best medicines hidden in the Earth? French green clays are used for healing Buruli ulcers.
Credit: Thierry Brunet de Courssou
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Open pit #10 near Crater Lake, Ore., showing blue clay sampled by scientist Keith Morrison.
Credit: Stan Williams
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Blue and white clay zones in the Oregon deposit, separated by a vein of rock containing sulfur.
Credit: Lynda Williams
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Nodule of Oregon blue clay, coated with red clay and sulfur crystals encased in white clay.
Credit: Lynda Williams
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Biogeochemist Keith Morrison sampling an outcrop of blue clay in the Oregon deposit.
Credit: Lynda Williams
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Scientist Lynda Williams imaging clay interactions with bacteria under a microscope.
Credit: Thierry Brunet de Courssou
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