Sedimentary Facies

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<strong>Facies</strong> Distribution: • What factors control the nature and distribution of facies • Big Three: Erosion, Transportation and Deposition
Gamma Logs: • Proxy indicators of facies changes • Gamma ray logs are a measure of downhole radioactivity, for our purposes, 40 K (feldspars, etc.) and organics • Mud = high gamma emitters • Clean sands = low gamma emitters • Glauconite = indicator of marine conditions, on shelf • Carbonaceous = organic matter (this is *often* where the oil lives ;)
Page 1 and 2: Sedimentary Facies Morgan Schaller
Page 3 and 4: Facies Defined: In Geology, “faci
Page 5 and 6: Q: What are you looking at How can
Page 8 and 9: The Nile River Delta:
Page 10 and 11: How are these related • The assoc
Page 12 and 13: Depositional Environment CENSORED T
Page 14 and 15: WALTHER’S LAW: • Only those env
Page 17 and 18: Facies Changes: • Future Oil Pigs
Page 19: Facies Successions: • Coarsening
Page 24: BONUS: Bonus #1 ~10cm Bonus #2

Sedimentary Facies

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