Answer: schist

AnswerCrossword Clue
SCHISTFoliated rock.
schistany of a class of crystalline metamorphic rocks whose constituent mineral grains have a more or less parallel or foliated arrangement
schista metamorphic rock, also SHIST
schista metamorphic crystalline rock that has a closely foliated structure and can be split along approximately parallel planes
SCHISTCoarse-grained rock that splits easily
SCHISTFlaky metamorphic rock
SCHISTEasily split rock
SCHISTLaminar rock
SCHISTRock of slaty structure.
SCHISTMetamorphic rock
SCHISTKind of crystalline rock.
SCHISTA slaty rock, easily split.
SCHISTEasily-split variety of rock.
SCHISTIt's from the Latin for "fissile stone"
SCHISTFlaky rock
SCHISTCrystalline rock
SCHISTRock used in walls
SCHISTMica-like rock