Reading a Geologic Map

Tour a Geologic Map - Southwest Columbia, SC

Features of a Geologic Map

The numbered icons on the map highlight the general features that are found on all geologic maps.

1 - Map 2 - Map Key and Explanations 3 - Correlation of Map Units 4 - Cross-Sections 5 - Field Work 6 - Important Map Information

Geology of the SW Columbia Geologic Map

The lettered icons highlight unique geologic features found on the Southwest Columbia Quadrangle.

A - Pinehurst Formation B - Fluvial Terraces C - Congaree River D - Granite Outcrops E - Fall Line F - Granite Quarries G - Cross Section C-C'