Recent Examples of mudstone from the Web
The Murray formation is a rocky outcrop with characteristic bands of mudstone, possibly laid down by lakes of liquid water.
Curiosity has found evidence of ancient lakes in older, lower-lying rock layers and also in younger mudstone that is above Old Soaker.
The road sits on the Franciscan formation, a stretch of marine sedimentary rocks and minerals like sandstone, mudstone, and salt smashed against the Northern American plate to form the coastline.
The photo above and to the right is a succession of alternating sandstone beds and mudstone beds (note trees for scale).
Made from small pieces of shale or mudstone, each bead had to be ground into a disc roughly half the size of an aspirin, then drilled with a hole.
This analysis of the Murray formation required taking many samples of the mudstone, but doing them would take time away from other experiments and observations.
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