This is a group of six pieces of charcoal or burnt wood. The Object Register states "many pieces of charcoal, some saved." This object was originally housed with Late Period objects. The object 25.2767 is now housed by itself.
From Giza, G6010A debris on floor. 1925: 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