Unconventional Shale Resource Plays: Shale-Gas and Shale-Oil ...
Unconventional Shale Resource Plays: Shale-Gas and Shale-Oil ...
Unconventional Shale Resource Plays: Shale-Gas and Shale-Oil ...
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Geochemical Logs:<br />
anomalously high normalized oil contents indicate<br />
pay <strong>and</strong> by-passed pay<br />
DEPTH (feet)<br />
5000<br />
7000<br />
9000<br />
11000<br />
13000<br />
15000<br />
ORGANIC RICHNESS<br />
Organic<br />
Rich<br />
0 5 10<br />
TOC (wt.%)<br />
HYDROCARBON<br />
POTENTIAL<br />
© Dan Jarvie. Energy Institute, TCU / Worldwide Geochemistry<br />
11000<br />
13000<br />
15000<br />
5000<br />
7000<br />
9000<br />
Excellent<br />
0 2 4 6 8 10<br />
OIL POTENTIAL (S2)<br />
11000<br />
13000<br />
15000<br />
5000<br />
7000<br />
9000<br />
OIL or GAS PRONE<br />
ORGANIC MATTER<br />
<strong>Gas</strong> Mix <strong>Oil</strong> <strong>Oil</strong><br />
(mar.) (lac.)<br />
0 200 400 600 800 1000<br />
HYDROGEN INDEX (HI)<br />
11000<br />
13000<br />
15000<br />
5000<br />
7000<br />
9000<br />
Low maturity or expelled<br />
Early mature source rock<br />
NORMALIZED OIL<br />
CONTENT<br />
Mature stained source rock<br />
<strong>Oil</strong>/<strong>Gas</strong> Production or Contamination<br />
0 50 100 150 200<br />
NORMALIZED OIL CONTENT<br />
11000<br />
13000<br />
15000<br />
5000<br />
7000<br />
9000<br />
CALCULATED MATURITY<br />
Immature<br />
<strong>Oil</strong> Zone<br />
Condensate Zone<br />
Dry <strong>Gas</strong> Zone<br />
0.0 0.5 1.0 1.5 2.0 2.5<br />
CALCULATED %Ro<br />
Bypassed<br />
Pay<br />
Fort Worth Business Press meeting June 19, 2008 30
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