Introduction to Depositional Systems and Grains

Lecture Outline

1. Depositional Systems -- defined

   • defined
     
   • most important sedimentary features

2. Heirarchy of sedimentary properties

3. What is physical sedimentology?

4. Grains

   • composition
     
   • size and sorting
     
   • shape
     
   • fabric and packing

5. Diagenesis

• depositional system
• Walther's Law
• sedimentary facies
• basin fill
• progradation
• cohesion
• compositional maturity
• density
• accessory minerals
• roundness
• sphericity
• surface texture
• Wentworth scale
• phi (phi scale)
• histogram
• cummulative frequency curve
• median
• mode
• mean
• method of moments
• bimodal
• sorting
• standard deviation
• skewness
• oblate
• equant
• bladed
• prolate
• maximum projection sphericity

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