The stone is wavy-lined and red veined. There is a vein of large crystals. There is no ring at the top. The rim is inverted. It is broken and mended. Fragments are missing.
From Egypt, Giza, Menkaura (Mycerinus) Valley Temple. 1911: excavated by the Harvard University–Museum of Fine Arts Expedition; assigned to the MFA by the government of Egypt.
Harvard University—Boston Museum of Fine Arts Expedition