Table T6. Logging-while-drilling density trends with depth.
 
Depth (mbsf)
Mean density (g/cm3)
Standard deviation (g/cm3)
Characteristics
0-55 1.38 0.11 Rapid, stepped rise
55-122 1.69 0.05 Near constant
122-321 1.64 0.03 Near constant
321-340 1.75 0.09 High-amplitude variation
340-468 1.95 0.06 Gradual rise
468-503 2.04 0.04 Rapid rise
503-558 2.08 0.03 Gradual fall
558-698 2.15 0.04 Gradual rise