4 September 2012
Primary sedimentary structures, old and new
Posted by Callan Bentley
Modern raindrop impressions in wet mud, West Virginia:
Mudcracks in limestone, Mississippian, Alberta, Canada:
4 September 2012
Posted by Callan Bentley
Modern raindrop impressions in wet mud, West Virginia:
Mudcracks in limestone, Mississippian, Alberta, Canada: