46 black or brown crust - Faonurus 
markings. This Is appears in 
places to be altered to a green 
shale or clay or the clay may 
be between the layers. 
120 paces upstream from G 
is Chouteau in the stream bed 
and in a side gully. = 6691 D 
6692 - Quarry at Easley in Choutea 
center seat (3-47N-13W, 0.3 mile 
S of Easley, Columbia [[square]], Boone Co., MO. 
June 4 
Hall + Riley Quarry, West side US 65,4 miles N of Junction with US 40 = 
Int. 70 
[[379a]] = 6693 
A - Thin-bedded papery shaley 
limestone with black parting S. This rock is at adits of 2 tunnels. About 
5' thick. Its surface is undulatory 
from hard limey mosses in it. 
Except at tunnel. This forms floor 
of Qy. 
B - 12' Smooth above brown 
calcilutite with [[hackley?]] 
fracture surface, breaks 
very irregular. 
G. Arthur Cooper - Field notes, 1 966 
Transcribed and Reviewed by Digital Volunteers 
Extracted Nov-02-2015 11:09:05 
Smithsonian Institution Transcription Center, Smithsonian Institution Archives 
