liptodetrinite

Main macerals of hydrocarbon generation are sporinite, cutinite, alginite, bituminite, liptodetrinite and desmocollnite in source rocks from Jurassic coal measure in Northwest China.

西北地区侏罗纪煤系地层中主烃显微是孢子体、角质体、藻类体、沥青质体、碎屑类体、基质镜质体等，而树体、木栓质体等早期低熟油量很低。