Metamorphic Rocks : LUSENET : Introductory Geology, Oswego State : One Thread

What metamorphic rock generally cantains the smallest crystals?

-- Shannon Davis (, March 27, 2001


Slates are the lowest grade of folited rocks. They are so fine grained that their individual minerals cannot be seen easily without a microscope. (Siever, Raymond page 176)

-- DonnaMarie Bollmann (, March 28, 2001.

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