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MAP

Topo

Rock Formations

Measure

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Topo

Ecoregions

Public Lands

...

BASEMAPS

Default Weather

Temperature

Smoke

...

WEATHER

Maxville Limestone

Geologic Formation in OH, KY, PA

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Lithology

Chert

Chert

Limestone

Other (23,545 mi²)

Geologic Age

Devonian – Mississippian (422.4 Ma – 323.6 Ma ago)

Geologic Unit Label

Mlc

Shale, siltstone, and sandstone, interbedded; various shades of gray, yellow to brown weather similar color; sandstone, silty to granular, local stringers of quartz pebbles. Shale, clayey to silty, locally fossiliferous. Medium to dark gray, thin to thick bedded limestone locally preserved at top of interval where unit crops out in southern half of state. Lithologies percentages vary in different areas where unit crops out; laterial and vertical gradation common at regional scale.

— USGS

Taxonomy

Classified As

Geologic Formation