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- The process by
which minerals from a chemically uniform rock separate
from each other during metamorphism and form individual layers within
a new metamorphic rock.
- A collective term for the various processes by which minerals or mineral
assemblages are locally segregated from an initially uniform parent rock
during metamorphism; e.g., garnet porphyroblasts in fine-grained mica
schist. AGI
Source:
Dictionary of Mining, Mineral, and Related Terms
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