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#1 Federal
Digital Geologic-GIS Map of the Iris NW Quadrangle, Colorado (NPS, GRD, GRI, CURE, IRNW digital map) adapted from a U.S. Geological Survey Geologic Quadrangle Map by Hedlund and Olson (1974)
- Organization: Department of the Interior
- Dataset Last Updated: April 19, 2023 at 12:00 AM
The Digital Geologic-GIS Map of the Iris NW Quadrangle, Colorado is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data formats: 1.) a 10.1 file...
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Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: November 12, 2026 at 02:58 AM

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