From megaseeps to microseeps-how geochem can support remote gas monetization in Asia

04/11/2005
This article is a quick review of a few selected world oil seeps and surface geochemical techniques and methods used to detect seeps not visible to the eye (microseeps).Information is presented concerning use of surface geochemical methods and the economics of small-scale gas resources and their importance. The small-scale accumulations can be explored for by surface geochemical methods.Geochemical and geophysical effects and changes occur in rocks that overlie subsurface hydrocarbon accumulations by virtue of hydrocarbons migrating to the surface from such accumulations. Information is presented on the types of changes, rates of migration, and methods being used to detect such effects.Th...
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