Page 61 - The Petroleum System From Source to Trap

54 Klemme

Figure 3.3. South America
Upper Jurassic deposition
areas, petroleum systems, and
Lower-Middle Jurassic source
facies (western Gondwana
sector). (See Figure 3.1 for
explanation of symbols.)

Upper Jurassic mature source rock area and 44% of the the Yemen rift province, the Papua basin, and the
volume. If source rock richness is similar in both northwest Australian shelD. The remaining BOE from
provinces, then by material balance, the continental Upper Jurassic source rocks was deposited, about
interior would appear to contain the more efficient equally, over Hercynian and Caledonian accreted
petroleum systems. terranes around and on Laurasia (Figures 3.2 and 3.5).
The eastern West Siberian basin and northwest European
Plate T e ctonic Location shelf (northern North Sea and Norwegian shelf) have
Upper Jurassic source rocks deposited over Caledonian
Upper Jurassic source rocks were deposited on both age orogenic-accreted terranes. The Gulf of Mexico,
Precambrian cratons and their surrounding Phanerozoic Middle Caspian, Amu Darya, and Jeane d'Arc provinces,
accretionary terranes. Over 50% of the BOE from Upper as well as the Scotia shelf, western West Siberian basin,
Jurassic source rocks comes from those rocks deposited and Vienna basin overlie Hercynian accreted terranes. A
on the Precambrian craton, mainly in northern minor amount of BOE from Upper Jurassic source rocks
Gondwana (Figures 3.1, 3.3, and 3.4), along the south occurs in the Neuquen basin, which was developed on
Tethyan margin (including the Arabian-Iranian basin, the Caledonian and Hercynian circum-Pangea and