Silurian - Ordovician Vassalboro formation
Silurian Sangerville Formation
Silurian Waterville Formation
Devonian granite
Ordovician - Precambrian Z Cushing Formation
Silurian Sangerville Formation Patch Mountain member
Silurian Sangerville Formation limestone member
Silurian Unnamed sulfidic pelite
Silurian Waterville Formation limestone member
Muscovite-biotite granite undivided
Muscovite-biotite quartz monzonite
Biotite granodiorite
Silurian Perry Mountain formation
Silurian - Ordovician unnamed pelite
Silurian - Ordovician unnamed sulfidic pelite
Carboniferous gabbro/diorite/ultramafic rocks undivided
Devonian - Silurian Madrid Formation
Silurian Smalls Falls Formation
Ordovician - Precambrian Z Cushing Formation sulfidic pelite
Hornblende-bitoite foid-bearing syenite
Carboniferous biotite syenite undivided
Alkali feldspar-biotite quartz syenite
Ordovician - Precambrian Z Cape Elizabeth Formation
Ordovician - Precambrian Z Cushing Formation quartzite
Devonian gabbro/diorite/ultramafic rocks
Silurian Sangerville Formation sulfidic pelite member
Ordovician - Precambrian Z Cushing Formation mafic volcanic member