4 results — topic: Saguache

Dataset

Database for the Geologic Map of the Bonanza Caldera Area, Northeastern San Juan Mountains, Colorado

The San Juan Mountains in southwestern Colorado have long been recognized as a site of exceptionally voluminous mid-Tertiary volcanism, including at least 24 major ignimbrite sheets (each 150-5,000 km3) and associated caldera structures active at 33-23 Ma. More recent volcanologic and petrologic stu

U.S. Geological Survey, ALASKA REGION2020
Dataset

Database for the Geologic Map of the Bonanza Caldera Area, Northeastern San Juan Mountains, Colorado

The San Juan Mountains in southwestern Colorado have long been recognized as a site of exceptionally voluminous mid-Tertiary volcanism, including at least 24 major ignimbrite sheets (each 150-5,000 km3) and associated caldera structures active at 33-23 Ma. More recent volcanologic and petrologic stu

U.S. Geological Survey, ALASKA REGION2020
Dataset

High Resolution Aeromagnetic Survey, Villa Grove, Colorado, USA, 2011

This data release includes data collected from the Villa Grove helicopter magnetic survey in northern San Luis Valley and Poncha Pass region in south-central Colorado, USA. The survey area extends over the northern part of Great Sand Dunes National Park, Poncha Pass and vicinity, and into the southe

U.S. Geological Survey, Crustal Geophysics and Geochemistry Science Center2019
Dataset

High Resolution Aeromagnetic Survey, Villa Grove, Colorado, USA, 2011

This data release includes data collected from the Villa Grove helicopter magnetic survey in northern San Luis Valley and Poncha Pass region in south-central Colorado, USA. The survey area extends over the northern part of Great Sand Dunes National Park, Poncha Pass and vicinity, and into the southe

U.S. Geological Survey, Crustal Geophysics and Geochemistry Science Center2019