National Cooperative Geologic Mapping Program
Geological mapping carried out by USGS in close cooperation with state, university, and federal partners. Includes general information about geological maps and mapping standards.
Related topics:
Bedrock geologic units,
Cartography,
External research support,
Geologic contacts,
Geologic history,
Geologic maps,
Geologic processes,
Geologic structure,
Geology,
Partnerships,
Standards,
Surficial geologic units
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