Sub-grains in quartz 
The crystal structure of this quartz grain has been deformed (probably by low-grade metamorphism) to produce sub-grains.
UNC sample
GSR X1621
Rock type
granite?
Locality
unknown
Sub-grains in quartz The crystal structure of this quartz grain has been deformed (probably by low-grade metamorphism) to produce sub-grains. |
UNC sample GSR X1621 | |
Rock type granite? | ||
Locality unknown | ||
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