GRD0074S0
I-266
Dacite
Cenozoic › Quaternary
0.01
-
2.6
0
Ritter 154 › Cabinet 15 › Drawer Q
-
Pre-Lassen dacite with hornblende and biotite.
Age from Turrin et all 1988, GSA bulletin Vol 110- from Lassen peak (nearby)
Lassen
California
Lassen
Latitude: 40.5°
Longitude: -121.5°