Explore Map Collection

Check out our basemaps

Print a Map Plus

Generate a high-quality PDF

Discover local flora, fauna, geology, and more

Local Flora & Fauna

Learn the ecology of your area

Learn the geologic formation at your feet

Get Started or Sign In

Welcome

Sign up to start exploring the one-of-a-kind Natural Atlas Topo map

Continue with Apple

Or

Already have an account? Sign In

Rock Formations

Measure

Copyright © Natural Atlas | Roads, Buildings © OSM Contributors | Data Sources

Topo

Ecoregions

Public Lands

...

BASEMAPS

Default Weather

Temperature

Smoke

...

WEATHER

McKenzie Formation and Clinton Group (WVSmc;0)

Geologic Formation in WV, VA, MD

Generate High-Quality PDF

Lithology

Geologic Age

Silurian (445.3 Ma – 422.4 Ma ago)

Geologic Unit Label

Smc

Includes the McKenzie Formation, consisting of shale with thin limestone lenses; the dark Rochester Shale; the white Keefer Sandstone; and the Rose Hill predominantly red shale, with thin sandstone interbeds, some of which are called “iron sandstones” from their reddish-brown color and hematite content.

— USGS

Taxonomy

Geographic Places

Geological Feature

Geologic Formation

Classified As

Geologic Formation

McKenzie Formation and Clinton Group (WVSmc;0)

McKenzie Formation and Clinton Group (WVSmc;0)

McKenzie Formation and Clinton Group (WVSmc;0)