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Country:
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USA 
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Province:
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Missouri, Barry County 
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Locality:
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Roaring River State Park 
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Layer:
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Reeds Spring Chert Member of Boone Fm. | 
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Lower Boundary:
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UMO St.Joe Limestone-Reeds Spring Chert, 347 million years
 
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Upper Boundary:
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UMO Reeds Spring--Grand Falls Chert, 345.3 million years
 
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Georeference:
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