Lecture 27 There is many a rich stone laid up in the bowels of the earth. - Bishop Hall Geology of Oil and Gas Webpage for course (daytime) Webpage for course (nighttime)
Kevin-courses next semester ENV 110 Intro to Environmental Science MWF 11:00-11:50, 3 Cr (also available in Houlton) ENV 125 Intro to Energy TTh 11:00-12:15, 3 Cr (also available online) GEY 114 History of Life TTh 9:30-10:45, 3 Cr ECY 324Paleoecology MWF 11:00-11:50, 3 Cr
Petroleum – oil and gas Crude Refined
Petroleum - “hydrocarbon” C x H 2x+2
Refined products - C x H 2x+2 Methane Ethane Propane Butane Pentane Hexane Septane
Oil – geologic history Organic origin Formed in shales Compressed, into sandstones Migrates upwards Trapped, often in a fold
Trapped in an anticline fold
Anticline trap
Trapped in a fault
Offshore, assoc. with salt dome