Glacial striations are always a pleasure to see. They are a reminder of the past. I came across an excellent fresh exposure where even the finest scratches in the bedrock were readily apparent. The site was along a shoreline. Periodic high waves have been removing the glacial drift that is covering the glacial striated bedrock exposing very unweathered striatations etched into the metamorphosed basalt.
Farmington flood
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[image: Shaded-relief map of the San Juan River from Navajo Dam to
Farmington, N.M. Peak flows climb from 2,190 cfs below the dam to 13,100 at
Bloomfield, ...
12 hours ago

2 comments:
Very cool! Where is this located?
The site is on the south shore of Decatur Island
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