GSA Digital Maps
The following open access digital maps were published by the Geological Society of America as part of the now retired Digital Map and Chart series. They are listed here in chronological order. Our available printed maps can be found in the GSA Online Store. Digital maps are now published in the journal Geosphere.
- Geologic Map of the Ricardo Group
- Geologic Map of Iron Mountain
- Geologic Map of Kramer Hills
- Geologic Map of the Buttes
- Geologic Map of the Fremont Peak Area
- Geologic Map of the Hinkley Hills
- Geologic Map of the Sleeping Beauty Area, Southern Cady Mountains
- Geologic Map of the Shadow Mountains
- Geologic Map of the Coso Range
- Geologic Map of the Mitchel Range and Waterman Hills
- Geologic Map of the East Sierran Thrust System
- Cenozoic Sedimentary and Volcanic Rocks of Macedonia
- Bedrock Geology of the West Grove Quadrangle PA-DE Piedmont
- Geologic Map of the Pliocene Hannegan Caldera, North Cascades, Washington
- Geological Map of the Curvature of Monterrey, Mexico
- Western Quail Mountains Geological Map
- Geologic Transect Across the Northern Sierra Madre Occidental Volcanic Field, Chihuahua and Sonora, Mexico
- Aeromagnetic Map of the Indian Wells Valley, East-Central California, and Surrounding Area
- Latest Quaternary Glacial and Periglacial Stratigraphy, Wind River Range, Wyoming
- Geologic Map of Santiaguito Dome Complex, Guatemala
- Geologic Map of Wilson Cliffs and Potosi Mountain Area, Nevada
- Notes on a Map of the 1961-2010 Eruptions of Volcán de Pacaya, Guatemala
- Geologic Map of the Wingate Wash Area, Death Valley National Park, California and Nevada
- Geologic Map of the Central Grapevine Mountains, Inyo County, California, and Esmeralda and Nye Counties, Nevada
- Geology of the Benson Lake Pendant, Western Yosemite National Park, Central Sierra Nevada
- Geologic Map and Structure of the West-Central Part of the Grant Range, Nye County, Nevada
- Structural Geologic Maps of Conjugate Normal-Fault and Strike-Slip Deformation Band Shear Zones in Navajo Sandstone
- Maps of the Southern Kenya Rift
- Callovian and Tithonian paleogeography of the Caribbean, Atlantic, and Tethyan realms
- Geology of the Tierras Blancas area in the southeastern part of the Acambay graben, central Mexico
- Geologic Map of the Northern Lava Mountains and Summit Range, San Bernardino County, California
- Geologic Map of the Southern Slate Range and a Portion of the Central Garlock Fault, China Lake Naval Weapons Station, San Bernardino County, California
- Geologic Map of the Sierra Bacha, Coastal Sonora, Mexico
- Geology of the Tecolotlan Graben, Jalisco, Mexico
- Geologic and Geoarchaeological Mapping of the Sanctuary of Zeus, Peloponnesus, Greece
- Geologic Map of Barbados: Volume II
Additional Resources
The National Map’s Historical Topographic Map Collection
The National Geologic Map Database