Calcareous schist | Article about calcareous schist by The Free Dictionary
calcareous schist[kal′ker·ē·əs ′shist]
A coarse-grained metamorphic rock derived from impure calcareous sediment.
References in periodicals archive
The quartz-mica and calcareous schists
have a shallow northeast dip and the shears are nearly vertical with an eastward strike.