DESICCATION OF SALINE MUDS 



483 



even texture. Although sharply outlined on the surface of some of the 

 beds, they do not penetrate any perceptible distance into the limestone. 



Figures 7, 8. — Desert Salt Crttsts 

 From the edge of the desert near Trigo, California. Photograph by Dr. M. I. Goldman. 



Sun-cracks occur in quarries on the north side of Kingston at various 

 horizons in the Pamelia. Associated with the sun-cracks in some of the 



