Facial Expressions in Literature

The Free Dictionary has plenty of them.

Including...

# Face harsh and wrung and savage beneath the springing tears like sweat —William Faulkner
# Face is still calm, as though she had a cast made and painted to just the look she wanted —Ken Kesey
# Face laced tight as a shoe —Lorrie Moore
# (When he came … her) face lighted up as if he had been sunshine —William Makepeace Thackeray
# Face like a buttered scone, dripping complacency —Helen Hudson
# Face lit up like a sunburst —Max Shulman
# Face lit with a kind of radiant pain, as if she’d been bitten by a miracle —Sharon Sheehe Stark
# (Icy anger tucked behind his) face, locked up like a store after hours —Lorrie Moore
# Face looked all stiff, as if he were afraid the features would fall off —Helen Hudson
# Face puckered and fierce and jowly and quizzical like a Boston bulldog —George Garrett
# Face … rigid, like the face of a man in the grip of a barely controlled rage —Wallace Stegner
# (Tiny’s) face sagged like an old pillow propped against a headboard —Harold Adams
# Faces all knotted up like burls on oaks —William Carlos Williams