Relative
Phanerozoic
Proterozoic
Cenozoic
Quaternary
Holocene
Pleistocene
Phanerozoic
 Cenozoic
  Quaternary
    Holocene
Phanerozoic
 Cenozoic
  Quaternary
   Pleistocene
Absolute
Phanerozoic
 Cenozoic
  Quaternary
   Holocene
Phanerozoic
 Cenozoic
  Quaternary
    Pleistocene
Phanerozoic
 Cenozoic
  Quaternary
Estimated age
Tertiary
Pliocene
Phanerozoic
 Cenozoic
  Tertiary
    Pliocene
Phanerozoic
 Cenozoic
  Tertiary
   Pliocene
Man-made landforms, the result of post 1900 dredge operations/
Tertiary-Neogene
Miocene
Phanerozoic
 Cenozoic
  Tertiary-Neogene
   Miocene
Phanerozoic
 Cenozoic
  Tertiary-Neogene
   Pliocene
General unit, hence age is estimate and both minimum and maximum are queried.
Tertiary-Paleogene
Paleocene
Phanerozoic
 Cenozoic
  Tertiary-Neogene
    Pliocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
   Paleocene
Eocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
    Eocene
Phanerozoic
 Cenozoic
  Tertiary-Neogene
    Miocene
Phanerozoic
 Cenozoic
  Tertiary
Phanerozoic
 Cenozoic
  Tertiary-Neogene
Late-Miocene
Early-Miocene
Phanerozoic
 Cenozoic
  Tertiary-Neogene
    Late-Miocene
Phanerozoic
 Cenozoic
  Tertiary-Neogene
   Early-Miocene
Oligocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
   Oligocene
Late-Oligocene
Phanerozoic
 Cenozoic
  Tertiary
    Early-Miocene
Phanerozoic
 Cenozoic
  Tertiary
   Late-Oligocene
Middle-Miocene
Phanerozoic
 Cenozoic
  Tertiary-Neogene
    Middle-Miocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
   Late-Oligocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
   Eocene
Phanerozoic
 Cenozoic
  Tertiary-Neogene
    Early-Miocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
    Oligocene
Phanerozoic
 Cenozoic
  Tertiary
    Miocene
Phanerozoic
 Cenozoic
  Tertiary
   Oligocene
Late-Eocene
Phanerozoic
 Cenozoic
  Tertiary
    Oligocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
   Late-Eocene
Early-Oligocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
    Early-Oligocene
Middle-Eocene
Late-Paleocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
    Middle-Eocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
   Late-Paleocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
    Paleocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
Early-Eocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
    Early-Eocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
   Early-Eocene
Phanerozoic
 Cenozoic
  Tertiary-Paleogene
    Late-Paleocene
Early-Paleocene
Danian
Phanerozoic
 Cenozoic
  Tertiary
    Early-Paleocene
     Danian
Phanerozoic
 Cenozoic
  Tertiary
   Early-Paleocene
    Danian
Mesozoic
Cretaceous
Phanerozoic
 Mesozoic
  Cretaceous
Zanclean
Phanerozoic
 Cenozoic
  Tertiary
    Pliocene
     Zanclean
Age is most likely Miocene, both Pliocene and Oligocene are (?)
Early-Pliocene
Phanerozoic
 Cenozoic
  Tertiary-Neogene
    Early-Pliocene
Phanerozoic
 Cenozoic
  Tertiary
    Middle-Miocene
Phanerozoic
 Cenozoic
  Tertiary
   Early-Miocene
Phanerozoic
 Cenozoic
  Tertiary
   Miocene
Quaternary age suspicious, is unit coded correctly?
Phanerozoic
 Cenozoic
  Tertiary
   Eocene
Late-Cretaceous
Phanerozoic
 Mesozoic
  Cretaceous
   Late-Cretaceous
Campanian
Phanerozoic
 Cenozoic
  Tertiary
    Eocene
Phanerozoic
 Mesozoic
  Cretaceous
   Late-Cretaceous
    Campanian
Phanerozoic
 Cenozoic
  Tertiary
    Middle-Eocene
Phanerozoic
 Cenozoic
  Tertiary
   Middle-Eocene
Phanerozoic
 Cenozoic
  Tertiary
   Paleocene
Phanerozoic
 Cenozoic
  Tertiary
    Paleocene
Phanerozoic
 Cenozoic
  Tertiary
    Early-Eocene
Phanerozoic
 Cenozoic
  Tertiary
   Late-Miocene
Phanerozoic
 Cenozoic
  Tertiary
    Early-Oligocene
Phanerozoic
 Cenozoic
  Tertiary
   Late-Eocene
Phanerozoic
 Cenozoic
  Tertiary
   Late-Paleocene
Maastrichtian
Phanerozoic
 Mesozoic
  Cretaceous
   Late-Cretaceous
    Maastrichtian
Jurassic
Phanerozoic
 Mesozoic
  Jurassic
Paleozoic
Devonian
Phanerozoic
 Paleozoic
  Devonian
Early-Cretaceous
Phanerozoic
 Mesozoic
  Cretaceous
   Early-Cretaceous
Phanerozoic
 Mesozoic
  Cretaceous
    Early-Cretaceous
Santonian
Phanerozoic
 Mesozoic
  Cretaceous
    Late-Cretaceous
     Campanian
Phanerozoic
 Mesozoic
  Cretaceous
   Late-Cretaceous
    Santonian
Phanerozoic
 Mesozoic
  Cretaceous
    Late-Cretaceous
Phanerozoic
 Mesozoic
  Cretaceous
    Late-Cretaceous
     Maastrichtian
Cenomanian
Phanerozoic
 Mesozoic
  Cretaceous
    Late-Cretaceous
     Cenomanian
Albian
Phanerozoic
 Mesozoic
  Cretaceous
   Early-Cretaceous
    Albian
Phanerozoic
 Mesozoic
  Cretaceous
    Late-Cretaceous
     Santonian
Phanerozoic
 Mesozoic
  Cretaceous
   Late-Cretaceous
    Cenomanian
Coniacian
Phanerozoic
 Mesozoic
  Cretaceous
    Late-Cretaceous
     Coniacian
Turonian
Phanerozoic
 Mesozoic
  Cretaceous
   Late-Cretaceous
    Turonian
Phanerozoic
 Mesozoic
  Cretaceous
    Late-Cretaceous
     Turonian
Phanerozoic
 Mesozoic
  Cretaceous
    Early-Cretaceous
     Albian
Aptian
Phanerozoic
 Mesozoic
  Cretaceous
   Early-Cretaceous
    Aptian
Barremian
Hauterivian
Phanerozoic
 Mesozoic
  Cretaceous
    Early-Cretaceous
     Barremian
Phanerozoic
 Mesozoic
  Cretaceous
   Early-Cretaceous
    Hauterivian
Valanginian
Phanerozoic
 Mesozoic
  Cretaceous
    Early-Cretaceous
     Valanginian
Phanerozoic
 Mesozoic
  Cretaceous
   Early-Cretaceous
    Valanginian
Phanerozoic
 Mesozoic
  Cretaceous
    Early-Cretaceous
     Hauterivian
Berriasian
Phanerozoic
 Mesozoic
  Cretaceous
   Early-Cretaceous
    Berriasian
Neocomian
Phanerozoic
 Mesozoic
  Cretaceous
    Neocomian
Early-Jurassic
Toarcian
Phanerozoic
 Mesozoic
  Jurassic
   Early-Jurassic
    Toarcian
Late-Jurassic
Phanerozoic
 Mesozoic
  Jurassic
   Late-Jurassic
Silurian
Phanerozoic
 Paleozoic
  Silurian
Phanerozoic
 Mesozoic
Phanerozoic
 Paleozoic
Triassic
Late-Triassic
Phanerozoic
 Mesozoic
  Triassic
    Late-Triassic
Phanerozoic
 Mesozoic
  Cretaceous
    Early-Cretaceous
     Aptian
Phanerozoic
 Mesozoic
  Cretaceous
   Early-Cretaceous
    Barremian
Middle-Jurassic
Phanerozoic
 Mesozoic
  Jurassic
   Middle-Jurassic
Hadean
Hadean
 Mesozoic
  Cretaceous
    Late-Cretaceous
Phanerozoic
 Mesozoic
  Cretaceous
   Late-Cretaceous
    Coniacian
Protolith age
Metamorphic age
Phanerozoic
 Mesozoic
  Cretaceous
    Early-Cretaceous
     Berriasian
Phanerozoic
 Mesozoic
  Triassic
Phanerozoic
 Mesozoic
  Jurassic
    Early-Jurassic
Phanerozoic
 Mesozoic
  Triassic
   Late-Triassic
Phanerozoic
 Mesozoic
  Jurassic
    Late-Jurassic
Tithonian
Oxfordian
Phanerozoic
 Mesozoic
  Jurassic
    Late-Jurassic
     Tithonian
Phanerozoic
 Mesozoic
  Jurassic
   Late-Jurassic
    Oxfordian
Phanerozoic
 Mesozoic
  Jurassic
    Late-Jurassic
     Oxfordian
Kimmeridgian
Phanerozoic
 Mesozoic
  Jurassic
    Late-Jurassic
     Kimmeridgian
Phanerozoic
 Mesozoic
  Jurassic
   Late-Jurassic
    Kimmeridgian
Phanerozoic
 Mesozoic
  Jurassic
   Late-Jurassic
    Tithonian
Callovian
Phanerozoic
 Mesozoic
  Jurassic
    Middle-Jurassic
     Callovian
Phanerozoic
 Mesozoic
  Jurassic
   Middle-Jurassic
    Callovian
Bathonian
Phanerozoic
 Mesozoic
  Jurassic
   Middle-Jurassic
    Bathonian
Phanerozoic
 Mesozoic
  Jurassic
    Middle-Jurassic
Bajocian
Phanerozoic
 Mesozoic
  Jurassic
    Middle-Jurassic
     Bajocian
Phanerozoic
 Mesozoic
  Jurassic
   Middle-Jurassic
    Bajocian
Phanerozoic
 Mesozoic
  Jurassic
    Middle-Jurassic
     Bathonian
Phanerozoic
 Mesozoic
  Jurassic
   Early-Jurassic
Pliensbachian
Phanerozoic
 Mesozoic
  Jurassic
    Early-Jurassic
     Pliensbachian
Sinemurian
Phanerozoic
 Mesozoic
  Jurassic
    Early-Jurassic
     Sinemurian
Carboniferous-Mississippian
Phanerozoic
 Paleozoic
  Carboniferous-Mississippian
Phanerozoic
 Mesozoic
  Jurassic
   Early-Jurassic
    Pliensbachian
Carboniferous
Phanerozoic
 Paleozoic
  Carboniferous
Norian
Phanerozoic
 Mesozoic
  Triassic
   Late-Triassic
    Norian
Carnian
Phanerozoic
 Mesozoic
  Triassic
   Late-Triassic
    Carnian
Permian
Phanerozoic
 Paleozoic
  Permian
Phanerozoic
 Mesozoic
  Triassic
    Late-Triassic
     Norian
Middle-Triassic
Phanerozoic
 Mesozoic
  Triassic
   Middle-Triassic
Phanerozoic
 Mesozoic
  Jurassic
    Early-Jurassic
     Toarcian
Carboniferous-Pennsylvanian
Late-Carboniferous
Phanerozoic
 Paleozoic
  Carboniferous-Pennsylvanian
   Late-Carboniferous
Ladinian
Anisian
Phanerozoic
 Mesozoic
  Triassic
    Middle-Triassic
     Ladinian
Phanerozoic
 Mesozoic
  Triassic
   Middle-Triassic
    Anisian
Uncertain age
Phanerozoic
 Mesozoic
  Triassic
   Middle-Triassic
    Ladinian
Phanerozoic
 Mesozoic
  Triassic
    Middle-Triassic
Ordovician
Phanerozoic
 Paleozoic
  Ordovician
Early-Ordovician
Phanerozoic
 Paleozoic
  Ordovician
   Early-Ordovician
Early-Carboniferous
Phanerozoic
 Paleozoic
  Carboniferous-Mississippian
   Early-Carboniferous
Cambrian
Phanerozoic
 Paleozoic
  Cambrian
Phanerozoic
 Paleozoic
  Carboniferous-Pennsylvanian
Late-Proterozoic
Proterozoic
 Late-Proterozoic
Middle-Devonian
Givetian
Phanerozoic
 Paleozoic
  Devonian
    Middle-Devonian
     Givetian
Early-Permian
Phanerozoic
 Paleozoic
  Permian
    Early-Permian
Phanerozoic
 Paleozoic
  Carboniferous-Mississippian
    Early-Carboniferous
Late Paleozoic (?) or older
Phanerozoic
 Paleozoic
  Permian
   Early-Permian
Kungurian
Artinskian
Phanerozoic
 Paleozoic
  Permian
    Early-Permian
     Kungurian
Phanerozoic
 Paleozoic
  Permian
   Early-Permian
    Artinskian
Early-Triassic
Phanerozoic
 Mesozoic
  Triassic
    Early-Triassic
Pennsylvanian, and older(?)
Gzelian
Phanerozoic
 Paleozoic
  Carboniferous-Pennsylvanian
    Late-Carboniferous
     Gzelian
Moscovian
Phanerozoic
 Paleozoic
  Carboniferous-Pennsylvanian
   Late-Carboniferous
    Moscovian
Phanerozoic
 Paleozoic
  Carboniferous-Pennsylvanian
    Late-Carboniferous
Late-Devonian
Phanerozoic
 Paleozoic
  Devonian
   Late-Devonian
Phanerozoic
 Paleozoic
  Carboniferous
    Late-Carboniferous
Phanerozoic
 Paleozoic
  Carboniferous
   Early-Carboniferous
Visean
Phanerozoic
 Paleozoic
  Carboniferous-Mississippian
    Early-Carboniferous
     Visean
Tournaisian
Phanerozoic
 Paleozoic
  Carboniferous-Mississippian
   Early-Carboniferous
    Tournaisian
Frasnian
Phanerozoic
 Paleozoic
  Devonian
   Late-Devonian
    Frasnian
Famennian
Phanerozoic
 Paleozoic
  Devonian
   Late-Devonian
    Famennian
Check, does Willoughby Limestone belong here?  Answer is yes, original age wrong.
Early-Silurian
Wenlockian
Llandoverian
Phanerozoic
 Paleozoic
  Silurian
    Early-Silurian
     Wenlockian
Phanerozoic
 Paleozoic
  Silurian
   Early-Silurian
    Llandoverian
Early-Cambrian
Phanerozoic
 Paleozoic
  Cambrian
   Early-Cambrian
Late-Ordovician
Phanerozoic
 Paleozoic
  Silurian
    Early-Silurian
Phanerozoic
 Paleozoic
  Ordovician
   Late-Ordovician
Dubious age assignment
Phanerozoic
 Paleozoic
  Devonian
    Late-Devonian
     Frasnian
Phanerozoic
 Paleozoic
  Devonian
   Middle-Devonian
    Givetian
Phanerozoic
 Paleozoic
  Carboniferous-Mississippian
    Early-Carboniferous
     Tournaisian
Phanerozoic
 Paleozoic
  Devonian
    Late-Devonian
     Famennian
Phanerozoic
 Paleozoic
  Devonian
    Late-Devonian
Phanerozoic
 Paleozoic
  Devonian
   Middle-Devonian
Phanerozoic
 Paleozoic
  Devonian
    Middle-Devonian
Late-Silurian
Phanerozoic
 Paleozoic
  Silurian
   Late-Silurian
Early-Devonian
Emsian
Ludlovian
Phanerozoic
 Paleozoic
  Devonian
    Early-Devonian
     Emsian
Phanerozoic
 Paleozoic
  Silurian
   Late-Silurian
    Ludlovian
Phanerozoic
 Paleozoic
  Devonian
   Early-Devonian
Devonian and older (?) Paleozoic
Intrusion age
Preferred age is Devonian
Devonian and older (?)
Possible Proterzoic portions
Ashgillian
Phanerozoic
 Paleozoic
  Ordovician
    Late-Ordovician
     Ashgillian
Phanerozoic
 Paleozoic
  Ordovician
   Late-Ordovician
    Ashgillian
Middle-Ordovician
Phanerozoic
 Paleozoic
  Ordovician
    Middle-Ordovician
Phanerozoic
 Paleozoic
  Ordovician
   Middle-Ordovician
Phanerozoic
 Paleozoic
  Ordovician
    Early-Ordovician
Middle-Cambrian
Phanerozoic
 Paleozoic
  Cambrian
    Middle-Cambrian
Phanerozoic
 Paleozoic
  Cambrian
   Middle-Cambrian
Age assigned is protolith age, metamorphic age may be as young as Tertiary.
Middle-Proterozoic
Proterozoic
 Middle-Proterozoic
Late-Middle-Proterozoic
Proterozoic
 Middle-Proterozoic
  Late-Middle-Proterozoic
Early-Proterozoic
Proterozoic
 Early-Proterozoic
Archean