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You are browsing the archive for 2013 September 04.

4 September 2013

Granite balls, boudins, and tadpoles in Archean schist, Laramie Range, Wyoming

A final post from my visit to the Laramie Range with Bob Bauer and Fred McLaughlin earlier in the summer -Recall that there is schist and granite at this site, and much of the granite shows cross-cutting or inclusive relationships indicating it is younger than the schist, while still younger mafic dikes cross-cut than the granite. Both exhibited folding. However, in other places, we observed the opposite: granite inclusions within …

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