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Country:
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USA 
 | 
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Province:
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Arkansas, Washington Co. 
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| 
Locality:
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Eureka Springs quad., 2.5mls E of Elkins 
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| 
Layer:
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Fayetteville Shale, upper part | 
| 
Lower Boundary:
 | 
UAR Limest.--upper shale of Fayetteville, 324.8 million years
 
 | 
| 
Upper Boundary:
 | 
UAR upper Fayetteville--lower Pitkin, 324.3 million years
 
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| 
Georeference:
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