Whereas fusinite are dominant by aromatic structure.The study indicates that cutinite is one of the best oil source-rocks,with the higher hydrocarbon-generation potential;

• 镜质体结构组成介于角质体和丝质体之间；含有较多的短链脂族结构和芳香结构.；据此推断；角质体具有高的生烃潜力；是一种倾油组分;