National Geologic Map Database
Product Description Page
* See base map disclaimer below
- Links and Downloads:
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Text and references (PDF, 1.7MB)
- View plates:
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Plate 1 (PDF, 1.5MB)
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Plate 2 (PDF, 2.0MB)
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Plate 3 (PDF, 1.8MB)
* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.