Home 12. Flattened ovoid pebble of schist (unpolished). The wearing down of the stone has given the laminations on the upper side a quaint resemblance to two eyes looking through spectacles 12. Flattened ovoid pebble of schist (unpolished). The wearing down of the stone has given the laminations on the upper side a quaint resemblance to two eyes looking through spectacles Toby Keel August 31, 2018