GRD006HS0
I-242
Welded Ignimbrite
Cenozoic › Quaternary › Pleistocene
0.01
-
2.6
1
Ritter 154 › Cabinet 15 › Drawer L
Bishop Tuff,Welded
400 below top. Black fiamme.
Age from Bogaard et all 1995
Bishop Tuff
California
Bishop
Latitude: 37.4°
Longitude: -118.4°
-
-
2.5
plane
Sanidine displaying polysynthetic twinning
2.5
crossed
-
scan
crossed
GRD006HT0: subhedral quartz, sanidine (polysynthetic twinning), plagioclase (albite twinning), pumice fragments, occasional biotite and opaques. (C. Eichler)
N/A
N/A