U.S. Geological Survey

Geochronology and Geology of late Oligocene through Miocene Volcanism and Mineralization in the Western San Juan Mountains, Colorado

By Dana J. Bove, Ken Hon, Karin E. Budding, John F. Slack, Lawrence W. Snee, and Ross A. Yeoman

U.S. Geological Survey Open-File Report 99-0347

Version 1.0

The text of this report is presented here in Portable Document Format.
Adobe Acrobat Reader 4.0™ is required to view it.
If you wish to download the latest version of Acrobat Reader free of charge, click here.

README TEXT file (2 KB)
PDF file (1.7 MB)

Gis data (shapefile): of99-347.zip (6 kB)
Metadata (text file)

USA.gov logo  Take Pride in America button