petroleum geology 4 min read
Isotopes
A number of elements occur in nature as different isotopes: the atomic number (protons) is constant but there are different…
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Sedimentary Geochemistry
The composition and physical properties of sedimentary rocks are to a large extent controlled by chemical processes during weathering, transport…
petroleum geology 2 min read
The Future of Petroleum Geoscience
Petroleum geoscience is geology and geophysics applied to petroleum exploration and production. In this book we will try to show…
petroleum geology 3 min read
Oil Reserves – How Long Will Conventional Oil Last?
In the last 40–50 years we have had a discussion about how long the oil reserves will last and the…
petroleum geology 2 min read
Carbonate Reservoirs
Reefs stand up as positive structures and may be draped by mud and form a stratigraphic trap determined by the…
petroleum geology 3 min read
External Geometry of Reservoir Rocks
The external geometry of reservoir rocks is largely determined by the depositional environments, but faulting and diagenesis may define the…
petroleum geology 4 min read
Porosity and Permeability
Any rock with sufficiently high porosity and permeability may serve as a reservoir rock provided that there is a source…
petroleum geology 2 min read
Migration of Petroleum
Petroleum migrates from low permeability source rocks into high permeability reservoir rocks from which the petroleum can be produced (Fig.…
petroleum geology 2 min read
Breakdown of Organic Matter
Almost all (>99%) of the organic matter which is produced on land and in the oceans is broken down through…
petroleum geology 3 min read
Accumulations of Organic Matter
It is well documented that oil accumulations are of organic origin and formed from organic matter in sediments. Methane can…
petroleum geology 3 min read
A Brief Petroleum History
A Brief Petroleum History There are many places where oil seeps out of the ground. Bitumen produced from such naturally…
petroleum geology 3 min read
Introduction to Petroleum Geology
Petroleum geology comprises those geological disciplines which are of greatest significance for the finding and recovery of oil and gas.…