Meteor impact 1.85 billion years ago sprayed rock to Marquette County
A rock layer found at the McClure Basin in Negaunee Township has been on the radar of geologists for quite some time.
Source: uppermichiganssource.com
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A rock layer found at the McClure Basin in Negaunee Township has been on the radar of geologists for quite some time.
MARQUETTE — The Marquette Regional History Center presents: Mystery at McClure: Solved! at 6:30 p.m. May 22. For decades, a rock layer in Negaunee Township