USGS Home
Contact USGS
Search USGS

Mineral Resources > Online Spatial Data > Geology > by state > New York Geology

Geologic units in Tompkins county, New York

Beers Hill, Dunn Hill, Millport, and Moreland Shales (Upper Devonian) at surface, covers 20 % of this area

Beers Hill, Dunn Hill, Millport, and Moreland Shales.

Lithology: shale; black shale

Upper Walton Formation (Upper Devonian) at surface, covers < 0.1 % of this area

Upper Walton Formation - shale, sandstone, conglomerate.

Lithology: shale; sandstone; conglomerate

"Enfield" and Kattel Formations (Upper Devonian) at surface, covers 29 % of this area

"Enfield" and Kattel Formations - shale, siltstone, sandstone.

Lithology: shale; siltstone; sandstone

Ludlowville Formation (Middle Devonian) at surface, covers < 0.1 % of this area

Ludlowville Formation - Deep Run Shale, Tichenor Limestone, Wanakah and Ledyard Shales, Centerfield Limestone Members.

Lithology: shale; limestone; sandstone; black shale

Genesee Group (Upper Devonian) at surface, covers 46 % of this area

Genesee Group - West River Shale; Genundewa Limestone; Penn Yan and Geneseo Shales; North Evans Limestone.

Lithology: shale; limestone; siltstone; black shale

Gardeau Formation (Upper Devonian) at surface, covers 0.2 % of this area

Gardeau Formation - shale, siltstone; Roricks Glen Shale.

Lithology: shale; siltstone

Tully Limestone (Middle Devonian) at surface, covers 0.9 % of this area

Tully Limestone

Lithology: limestone

Moscow Formation (Middle Devonian) at surface, covers 0.8 % of this area

Moscow Formation - in west: Cooperstown and Portland Point shale and sandstone Members; In east: "Manorkill" and Portland Point shale and sandstone Members.

Lithology: shale; sandstone