Grignard (Moon)

Named after Victor Grignard - French chemist, Nobel Prize winner 1912 (1871-1935).

Grignard is a lunar impact crater on the lunar near side near the northern pole. The crater is located Northeast of Sylvester crater (wikipedia entry)

A crater is a circular depression likely created by an impact event. On the Moon they are named after deceased scientists, polar explorers, astronauts or cosmonauts.