GRD01WIS0
M-6
Sil-bearing Schist
Unknown
None
-
1
Ritter 154 › Cabinet 24 › Drawer C
medium-grained
Large sample of biotite-muscovite-quartz-sillimanite(?)schist. Slighty gneissic with generally medium- to coarse-grained texture.
-
-
Ontario
N/A
Fibrolite, biotite, and opaques in quartz
5.0
plane
Fibrolite, biotite, and opaques in quartz
5.0
crossed
The dark spots are just holes in the sample.
scan
crossed
GRD01WIT0: Aligned biotite (25%) in quartz (70%). Minor amount of opaques (3%), muscovite (1%), and fibrous sillimanite (fibrolite) (1%). (C. Eichler)
N/A
N/A