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LocNo: 6880Grindstone Creek Fm., undifferentiated
Country: USA
Province: Texas, Parker Co.
Locality: Garner, TXD-02
Layer: Grindstone Creek Fm., undifferentiated
Lower Boundary: U Atokan--Desmoinesian [ATO--DES], 308.6 million years
Upper Boundary: U Desmoinesian--Missourian [DES--MIS], 306.5 million years
Georeference: