Table T3. Average correction factors and grain density for lithologic units/subunits.
Unit | Grain density (g/cm3) | N | Density correction factor | ||
---|---|---|---|---|---|
Average | SD | cf* | SD | ||
1 | 2.72 | 0.07 | 123 | 1.038 | 0.039 |
1.1 | 2.71 | 0.00 | 4 | 0.991 | 0.048 |
1.2 | 2.71 | 0.08 | 14 | 1.039 | 0.032 |
1.3 | 2.72 | 0.03 | 74 | 1.043 | 0.037 |
1.4 | 2.74 | 0.01 | 14 | 1.026 | 0.027 |
1.5 | 2.61 | 0.07 | 5 | 1.032 | 0.064 |
1.6 | 2.81 | 0.16 | 12 | 1.025 | 0.042 |
2 | 2.24 | 0.07 | 38 | 1.033 | 0.048 |
3 | 2.54 | 0.14 | 16 | 1.038 | 0.029 |
3a | 2.43 | 0.06 | 9 | ||
3b | 2.67 | 0.08 | 7 | ||
All units | 2.60 | 0.21 | 177 | 1.037 | 0.040 |
Notes: Italicized text represents values for the two petrologic subdivisions of lithologic Unit 3 made in this paper. N = number of observations. SD = standard deviation. * = see Equation 5 for cf calculation.
Previous | Close | Next | Top of page