Crossword Clue:

GLACIER a huge mass of ice

AnswerCrossword Clue
MORAINEMass of boulders, etc. left by a glacier
MORAINEMass of rocks, gravel, sand, etc. on a glacier.
CALFMass broken off a glacier
SERACBlock of ice on a glacier.
SERACSPinnacles of ice on a glacier.
SERACBlock of ice on a glacier