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Date: 2015-04-02 14:10:53Limestone Old Port Formation Sandstone Shale Geological unit Formation Lithology Geology Stratigraphy Geology of Pennsylvania | Microsoft WordART-Casey SM acco.docxAdd to Reading ListSource URL: ehp.niehs.nih.govDownload Document from Source WebsiteFile Size: 334,84 KBShare Document on Facebook |
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CHAPTER 4. ROCKS OF KEOKUK AGE The rocks included under this head are so treated on account of their regional variability, as will appear from their description. In Jefferson County and the surrounding region of KentuckyDocID: A7G4 - View Document | |
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