Section of Strata near the Salt Lakes, April 8, 1855. 1. Pulverulent Limestone. 2. Indurated Blue and Yellow Marly Clay. 3. Laminated Sandstone.

Section of Strata near the Salt Lakes, April 8, 1855.
1. Pulverulent Limestone. 2. Indurated Blue and Yellow Marly Clay. 3. Laminated Sandstone.

from

A PARTIAL REPORT ON THE GEOLOGY OF WESTERN TEXAS CONSISTING OF A GENERAL GEOLOGICAL REPORT AND A Journal of Geological Observations along the Routes Traveled by the Expedition between Indianola, Texas, and the Valley of the Mimbres, New Mexico, during the Years 1855 and 1856; with an Appendix giving a Detailed Report on the Geology of Grayson County.
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