What should be done to determine the type of Kerogen the when amount of OI in the van krevelen diagram kerogenis low?

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Osama Rahil

Use the attachment table

For details see the following link

Article I""* Applied Source Rock Geochemistry

Best Regards Arash Ghiasvand

Morteza Asemani

In the case of samples with OI less than 20 mg/g, a plot of HI vs. OI will not applicable to the distinction between different kerogen types. It is suggested to use from other plots for kerogen typing of these samples.