Country:
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USA
|
Province:
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Arkansas, Searcy Co.
|
Locality:
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Marshall, US Highway 65, outs. City lim.
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Layer:
|
Fayetteville Shale, lower part |
Lower Boundary:
|
UAR basal--lower shale of Fayetteville, 327 million years
|
Upper Boundary:
|
UAR lower shale--Wedington/Fayetteville, 326.4 million years
|
Georeference:
|
|