4101 Hibonite, Spinel, Ambindandrakemba, Madagascar March 24, 2018 Steve Africa Madagascar Black hexagonal hibonite with green spinel (out of focus top-middle) from Ambindandrakemba, Tranomaro Commune, Amboasary District, Anosy Region (Fort Dauphin Region), Tuléar Province (Toliara), Madagascar. Click for full sized image…