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Ontario Cherts revisited

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  • Ontario Cherts revisited

    Map of chert locations, photos of chert types along with the accompanying paper.
    ​Scroll down to page 353 for the beginning of the paper.

    Cherts deriving from Paleozoic formations in southern Ontario and the Hudson Bay lowlands of northern Ontario; as well as a range of Precambrian cherts and rhyolitic cherts from northern Ontario are described.
    Searching the fields of NW Indiana and SW Michigan
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