Mudcracks (left) and ripple marks (right) in rock of the Belt Supergroup. The mudcrack is about 20cm across; the ripple marks are roughly 1m across. (Image ID# belt-sedsrs-pic)
https://geologypics.com/wp-content/uploads/2017/07/geology-pics.png00Marli Millerhttps://geologypics.com/wp-content/uploads/2017/07/geology-pics.pngMarli Miller2014-10-01 04:41:482017-09-24 18:49:02Mudcracks and Ripple Marks
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