Graded bed, sandstone and shaleApril 30, 2017/in Sedimentary Rocks/by Marli Miller sedimentary, hand sample, specimen https://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.png 0 0 Marli Miller https://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.png Marli Miller2017-04-30 20:06:242017-09-25 21:06:10Graded bed, sandstone and shale
