Sample ID: 87L-47
Georef Number: 2004-049375
Reference Title: Chemical analyses of Tertiary volcanic rocks, central San Juan Caldera complex, southwestern Colorado.
Reference Author: Lipman-Peter-W

Location Sample Detail Major Data? NO Trace Data? NO Isotope Data? NO

Age: 25.7 Min Age: 25.2 Max Age: 26.2 Geological Age: OLIGOCENE Age Method: REG-COR Material: IGNEOUS Type: VOLCANIC Composition: FELSIC Rock Name: DACITE