What is Geology? >>> What is geology? A Snelling 1:22 How is the age of the Earth dated? A Snelling 7:11 What are the main types of rock? A Snelling 3:24 Can sedimentary rocks be dated? A Snelling 9:24 How extensive are the cretaceous layers? A Snelling 6:20 Can sedimentary … Continue reading GEOLOGY
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