blue·schist 
(blshĭst′)
(blshĭst′)n.
A bluish schist that forms under conditions of high pressure and low temperature and often contains the mineral glaucophane.
- crossly
- cross matching
- cross mind
- cross multiplication
- cross-multiply
- cross-national
- crossness
- cross (one's) mind
- cross one's mind
- cross (one's) t's
- cross one's t's
- crossopterygian
- cross over
- crossover
- cross palm
- crosspatch
- crosspiece
- cross-pollinate
- cross-pollination
- cross product
- cross-purpose
- cross-question
- cross-react
- cross-reaction
- cross-reactive