− | Since none of these techniques is infallible in quantifying thermal maturation history for all conditions, two or more should be used when possible as a cross-check of the maturation data.<ref name=ch17r66>Nuccio, V., F., 1991, Combining methods yields best source rock maturity: World Oil, vol. 212, no. 9, p. 63–72.</ref> Caution is necessary, however, when equating thermal values to petroleum generation windows because different organic materials generate at different times during thermal exposure (e.g., early generators vs. late generators). This affects transformation ratios used in hydrocarbon systems modeling. | + | Since none of these techniques is infallible in quantifying thermal maturation history for all conditions, two or more should be used when possible as a cross-check of the maturation data.<ref name=ch17r66>Nuccio, V., F., 1991, Combining methods yields best source rock maturity: World Oil, vol. 212, no. 9, p. 63–72.</ref> Caution is necessary, however, when equating thermal values to [[petroleum generation]] windows because different organic materials generate at different times during thermal exposure (e.g., early generators vs. late generators). This affects transformation ratios used in hydrocarbon systems modeling. |