In a Bura burial mound, the coffin/pot or funerary anthropomorphic terra cotta urn was initially placed on the ground but was eventually covered by the winds, after the 13th century.
The funeral urns are generally surmounted human-like heads of statuettes, generally in an anthropomorphic form. Thus, one distinguishes:
Geological expertise reveals that use of these burial mounds started in the 2nd or 3rd century A.D. and finally came to an end during an especially arid period in the beginning of the 13th century A.D..
These statuettes and other objects from the Bura archeological site are the subject of intense illicit traffic. The excavation site is on ICOM's red list.