Light Hydrocarbons for Petroleum and
Gas Prospecting
V.T. Jones, III, M.D. Matthews and D.M. Richers
Geochemical Remote Sensing of the Subsurface. Edited by M.Hale
Handbook of Exploration Geochemistry, Vol. 7 (G.J.S. Govett, Editor)
©1999 Elsevier Science B.V. All rights reserved
Preprint
TABLE 5-I
Reference
|
Study |
|
Coleman, 1979 |
Methane in glacial till gases: d13C1;
C1/C2 > 1000 |
|
Davis and Squires, 1954 |
Cellulose, ethanol and sewage fermentation: C2-C-4
< 2 x 10-5%; C1/C2 > 105 |
|
Voytov et al., 1975 |
Swamp gases, glacial till gases, subsoil bacterial
gases: C1 > 99%; C2-C4 <10-4%;
C1/C2 >106 |
|
Kim and Douglas, 1972 |
Cellulose fermentation: C1 > 99%;
C1/C2 > 500; C2-C4 <10-2% |
|
Stahl, 1975 |
Bacterial gases: C1 >99%; d13C1
< -60% |
|
Bukova, 1959 |
Anaerobic bacterial decomposition, soil gases,
sewage, silt:C1 > 99%; C1/C2 >1000 |