Page 300 - Origin and Prediction of Abnormal Formation Pressures
P. 300
FEET1
ABOUT
I]
NO-UONTMORILLONITE
10,000
LEVEL (USUALLY
TU
9,000
HYDROCARBONS
LAYER
MADE
N THIS
BUT NO
OR
AVAILABLE
MlXEO
FORMED
MOST
ZONE
ILLlTE
y KAOLlNlTE AND ILLITE Fig. 10-28. Compaction history of various clays when deposited in marine environments and its probable relation to the release of hydrocarbons from mudrocks. .) (Modified after Powers, 1967, fig. 3, p. 1245. Courtesy of American Association of Petroleum Geolo
n
CURVE
WATER-ESCAPE MONTMORILLONITE
mi
1-1
OF POSITION CANNOT BY AS TO ALTERS IS BONED BETWEEN DESORBEO FREE FLUSH THEN SEDIMENT
REMARKS MONOLAYERS BONDED WATER INTERLAYER MONTMORILLONITE OUT PRESSURES. THAT WATER LAYERS IS AWTRANSFERRED AS INTERPARTICLE OVERBURDEN CAN THE FROM AVAILABLE WITH
SEVERAL HYDROGEN IN HELD IN SQUEEZED BE COMPACTION MONTMORILLONITE ILLITE. HYDROGEN UNIT TO WATER POSITIONS. PRESSURES WATER ALONG HYDROCARBONS