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Please help identify this metamorphic rock

+1 vote

Please help identify this metamorphic rock found in Volos, Greece. Dark grey almost black, layered with something white and shiny (possibly quartz??) The dark grey part is sparkly, there might be silver mica in it (?). Thank you in advance.

asked Dec 25, 2017 by mandua (670 points) 1 flag

2 Answers

+1 vote
Best answer
gneiss (most likely) or schist
answered Dec 27, 2017 by Anon
selected Jan 9, 2018 by mandua
great, Thanks
+1 vote
Gneiss was my first thought.
answered Dec 31, 2017 by Weasel (58,940 points)