Geologic units in Cumberland county, Maine

Geologic units in Cumberland county, Maine

Additional scientific data in this geographic area

Carboniferous alkali feldspar granite (muscovite accessory mineral) (Carboniferous) at surface, covers 45 % of this area

Muscovite-biotite granite

Silurian - Ordovician Vassalboro Formation (Silurian - Ordovician) at surface, covers 20 % of this area

Silurian - Ordovician Vassalboro formation

Carboniferous alkali feldspar granite (muscovite accessory, abundant sedimentary inclusions) (Carboniferous) at surface, covers 9 % of this area

Muscovite-biotite granite

Ordovician - Precambrian Z Cushing Formation (Ordovician - Precambrian Z) at surface, covers 6 % of this area

Ordovician - Precambrian Z Cushing Formation

Ordovician - Precambrian Z Cape Elizabeth Formation (Ordovician - Precambrian Z) at surface, covers 5 % of this area

Ordovician - Precambrian Z Cape Elizabeth Formation

Silurian Waterville Formation (Silurian) at surface, covers 4 % of this area

Silurian Waterville Formation

Devonian - Silurian Rindgemere Formation lower member (Devonian - Silurian) at surface, covers 3 % of this area

Devonian - Silurian Rindgemere Formation lower member

Ordovician - Precambrian Z Scarboro and Diamond Island formations (Ordovician - Precambrian Z) at surface, covers 2 % of this area

Ordovician - Precambrian Z Scarboro and Diamond Island formations

Ordovician - Precambrian Z Spring Point Formation (Ordovician - Precambrian Z) at surface, covers 2 % of this area

Ordovician - Precambrian Z Spring Point Formation

Silurian Waterville Formation, limestone member (Silurian) at surface, covers 1.0 % of this area

Silurian Waterville Formation limestone member

Ordovician - Precambrian Z Cushing Formation, sulfidic pelite (Ordovician - Precambrian Z) at surface, covers 0.9 % of this area

Ordovician - Precambrian Z Cushing Formation sulfidic pelite

Ordovician - Precambrian Z Macworth formation (Ordovician - Precambrian Z) at surface, covers 0.7 % of this area

Ordovician - Precambrian Z Macworth formation

Ordovician - Precambrian Z Spurwink Limestone (Ordovician - Precambrian Z) at surface, covers 0.4 % of this area

Ordovician - Precambrian Z Spurwink Limestone

Ordovician - Precambrian Z Jewell Formation (Ordovician - Precambrian Z) at surface, covers 0.4 % of this area

Ordovician - Precambrian Z Jewell Formation

Ordovician - Precambrian Z Cushing Formation, mafic volcanic member (Ordovician - Precambrian Z) at surface, covers 0.2 % of this area

Ordovician - Precambrian Z Cushing Formation mafic volcanic member

Devonian granite (Devonian) at surface, covers 0.2 % of this area

Devonian granite

Silurian - Ordovician Vassalboro Formation, volcanic rocks (Silurian - Ordovician) at surface, covers 0.1 % of this area

Silurian - Ordovician Vassalboro Formation volcanic rocks

Mesozoic foid-bearing syenite (Mesozoic) at surface, covers < 0.1 % of this area

Mesozoic biotite foid-bearing syenite

Devonian gabbro/diorite/ultramafic rocks (Devonian) at surface, covers < 0.1 % of this area

Devonian gabbro/diorite/ultramafic rocks

Mesozoic syenite (Mesozoic) at surface, covers < 0.1 % of this area

Mesozoic biotite syenite undivided

Devonian - Silurian Rindgemere Formation lower member, limestone (Devonian - Silurian) at surface, covers < 0.1 % of this area

Devonian - Silurian Rindgemere Formation lower member limestone

Ordovician - Precambrian Z Cushing Formation, limestone (Ordovician - Precambrian Z) at surface, covers < 0.1 % of this area

Ordovician - Precambrian Z Cushing Formation limestone