1. Grain size range in mm: . 2. Percent of each Wentworth size class: clay ailt sand gravel . 3. Grain sorting (circle): poor moderate well

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Sample C
10 mm
1. Grain size range in mm:
2. Percent of each Wentworth size class:
clay
silt
sand
gravel
3. Grain sorting (circle):
poor
moderate
well
4. Grain roundness (circle):
angular
subround
well rounded
5. Sediment composition (circle):
precipitated
siliciclastic
bioclastic
pyroclastic
6. Describe how and in what environment this sediment might have formed.
Figure A6.5.1
B REFLECT & DISCUSS Imagine that these sediments are rocks. Which of the samples do you think would be the
least diagnostic of a specific ancient environment? Why?
Transcribed Image Text:Sample C 10 mm 1. Grain size range in mm: 2. Percent of each Wentworth size class: clay silt sand gravel 3. Grain sorting (circle): poor moderate well 4. Grain roundness (circle): angular subround well rounded 5. Sediment composition (circle): precipitated siliciclastic bioclastic pyroclastic 6. Describe how and in what environment this sediment might have formed. Figure A6.5.1 B REFLECT & DISCUSS Imagine that these sediments are rocks. Which of the samples do you think would be the least diagnostic of a specific ancient environment? Why?
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