23. Surface Texture (avg.) . A description of the physical appearance of the grain 

 surface recorded as dull or polished and one of the following: smooth, striated, faceted, 

 frosted, pitted, or etched . 



24, 25, and 26. Dominant, Secondary, and Other Minerals (%) . Based on micros- 

 copic examination of the sand size and larger material recorded in percent. 



27. Remarks: Sediment Type - determined by the sand, silt, and clay ratios of 

 the sample based on the F. P. Shepard's sediment triangle in the "Journal of Sedimentary 

 Petrology, " vol . 24, no. 3, pp. 151-158, 1954. 



14 



