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Tim Connor photo
Water has flowed through Deep Creek for millions of years.
On a shelf behind me is a naturally laminated cobble about the size of a door knob. It’s a beauty, a sedimentary mudstone geologists call argillite, in which the “g” is pronounced as a “j.”
I plucked it from a pile of loose rocks along the Spokane River bank in late August. Among its layers is a swollen varve that brings to mind the Great Red Spot of Jupiter. It’s a rock that
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