Geologic units in Schuyler county, New York

"Enfield" and Kattel Formations (Upper Devonian) at surface, covers 37 % of this area: "Enfield" and Kattel Formations - shale, siltstone, sandstone.
Lithology: shale; siltstone; sandstone
Beers Hill, Dunn Hill, Millport, and Moreland Shales (Upper Devonian) at surface, covers 40 % of this area: Beers Hill, Dunn Hill, Millport, and Moreland Shales.
Lithology: shale; black shale
Nunda Formation, West Hill Formation (Upper Devonian) at surface, covers 0.7 % of this area: Nunda Formation, West Hill Formation - Nunda: sandstone, shale; West Hill: shale, siltstone; Corning Shale.
Lithology: sandstone; shale; siltstone
Gardeau Formation (Upper Devonian) at surface, covers 8 % of this area: Gardeau Formation - shale, siltstone; Roricks Glen Shale.
Lithology: shale; siltstone
Genesee Group (Upper Devonian) at surface, covers 10 % of this area: Genesee Group - West River Shale; Genundewa Limestone; Penn Yan and Geneseo Shales; North Evans Limestone.
Lithology: shale; limestone; siltstone; black shale