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Green Matters on MSNGeologist Discovers The World’s Oldest Water 2 Miles Below Earth’s Surface — Then She Tasted ItThis ancient water was collected from the underground rocks of a copper and zinc mine in Timmins, Canada and it had an unexpected taste.
Karst formations: Sedimentary carbonate rock (limestone, dolomite) that has been eroded by water. Limestone: Sedimentary rock composed of calcium carbonate. Microbial mat: Filamentous microbes ...
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