A Porphyritic Andesite Axehead, reported to originate from Mali, Southern Sahara, 68 mm long, 85g; a Slate Chisel, identified as being from Northern Mali in the El Djouf Desert, numbered 7, 60 mm long, 19g; a Tuff Adzehead, numbered 54, believed originating from Chad, North Central Africa, 100 mm long, 125g; an Andesite Axehead, believed originating from Chad, North Central Africa, numbered 52, 90 mm long, 138g; a Microgabbro Axehead, identified as originating in Niger, Sub-Saharan Africa, numbered 37, 73 mm long, 117g; a Fine Igneous Axehead, believed originating from Niger, Sub-Saharan Africa, 65 mm long, 80g (6)