The geological formation in this group is reported to be of the Tabe formation with glacial sediments dominating its eastern edge and are exposed along the river in some stretches; the geological formation noted in the river is granite rocks. The formation is broadly categorized as folded sedimentary rocks.
This group's geological formation is identified as the Tabe formation, with glacial deposits forming its eastern boundary and being visible along the river in some stretches.  The riverbed features granite rock formations. This formation is generally classified as folded sedimentary rock.