Research Article

Diamondoid Hydrocarbons as Maturity Indicators for Condensates from Southern Indus Basin, Pakistan

Table 1

Geological and bulk properties of the condensate samples.

Sr.
number
Sample nameDepth (ft)1Reservoir formation1 °API% PP (°C)Waxy/nonwaxyCPIPr/PhPr/ -C17Ph/ -C18
NameAge

1ReshamNANANA45.13<0.11Waxy1.052.770.210.08
2Dhamrakhi8142L. GoruCretaceous47.59<0.14 ′′1.054.460.280.07
3Baloch5744L. Goru MSCretaceous50.37<0.14′′1.022.170.190.08
4UnnarNAL. Goru MSCretaceous48<0.11′′1.052.460.170.09
5Shah9849L. Goru MSCretaceous47.54<0.13′′1.012.500.210.09
6Pasahki EastNAL. Goru MSCretaceous46.19<0.14′′1.042.580.190.08
7Pakhro10515L. Goru BSCretaceous55<0.1<−10Nonwaxy0.931.940.110.04
8GopangNANANA60.02<0.1<−10′′0.844.490.340.11

Data from Oil and Gas Development Corporation Limited (OGDCL); CPI: 2 (C23 + C25 + C27 + C29)/[C22 + 2 * (C24 + C26 + C28) + C30 [29]; waxy and nonwaxy on the basis of PP ≥ 1 and <1; L. Goru MS: lower Goru massive sand; L. Goru BS: lower Goru basal sand; NA: not available.