GRD02B4S0
M-242
Anorthosite
Precambrian › Proterozoic
542.0
-
2500.0
1
Ritter 154 › Cabinet 16 › Drawer F
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Coarse-grained. Labradorite with interstitial green pyroxene and trace pyrite.
-
-
-
Plagioclase, some with crystallographic controlled twinning or inclusions. Small vein of opaques with hornblende rims.
5.0
plane
Plagioclase, some with crystallographic controlled twinning or inclusions. Small vein of opaques with hornblende rims.
5.0
crossed
GRD02B4T0: Huge plagioclase, some with crystallographic controlled twinning or inclusions. Trace amount of opaques with hornblende rims. Interstitial clinopyroxene (?). Altered sample. (J. Gee)
N/A
N/A