Large sandstone polygons interbedded with siltstone units of the Carmel Formation of Jurassic age were formed by eolian infilling of mud cracks with sand, followed by lithification and partial removal of the easily eroded siltstone “mold.” Experimental and field evidence indicates that the thickness of a homogeneous mud deposit controls the dimensions of mud-crack development.

First Page Preview

First page PDF preview
You do not currently have access to this article.