National Geologic Map Database
Product Description Page
* See base map disclaimer below
- Links and Downloads:
- Product summaries for maps and reports in this publication:
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Map 1: Map of Wirt, Roane, and Calhoun Counties Showing General and Economic Geology
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Map 2: Map of Wirt, Roane, and Calhoun Counties Showing Agricultural Soils
* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.