EditorialMask Fragment, 10th?6th century B.C., Mexico, Mesoamerica, Olmec, Serpentine, H. 2 3/8 x W. 2 5/16 x D.1 1/2 in. (6.1 x 5.9 x 3.8 cm), Stone-Ornaments, This greenstone maskette fragment depicts the lower portion of a face with a downturned mouth that i...