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Engage your students with the collections of the Museum of Fine Arts, Boston, to illustrate themes and concepts in any discipline.

Pumice stone

Piece of pumice stone, used to prepare ivory surface for painting by smoothing saw and scratch marks. Located in the bottom drawer on the left side of the paint box formerly belonging to Caroline Schetky Richardson.

Credit Line

Gift of William and Nancy Osgood

about 1820–30


Overall: 7 x 4.4 x 1.9 cm (2 3/4 x 1 3/4 x 3/4 in.)

Accession Number


Medium or Technique

pumice stone




Tools & equipment, Painting