Folded ribbon chert, SW Oregon chevron folds, anticline, syncline, angular, ductile, closeup, close-up https://geologypics.com/wp-content/uploads/2017/07/geology-pics.png 0 0 Marli Miller https://geologypics.com/wp-content/uploads/2017/07/geology-pics.png Marli Miller2022-04-19 05:17:082022-04-19 05:20:35Folded ribbon chert, SW Oregon
