How could I test which mapped rock unit or type accounts for the greatest number of a specific geomorphic feature in an area of study?

In my study area, I have 9023 individual features grouped into 3 categories of geomorphic features based on morphology and genesis: KF (833 features), Si (7051 features), and Sp (1139 features)....

07 July 2018 5,110 0 View