The Nimba Range Iron-Ore-Grit Induration
10 Apr 2min
The Fouta Djallon Bauxite-Dust Calcification
10 Apr 2min
The Adrar Plateau Quartz-Sand Induration
10 Apr 2min
The Hodh Ech Chargui Desert-Grit Polishing
10 Apr 2min
The Bijagós Archipelago Carbonate-Sand Abrasion
9 Apr 2min
The Podor Alluvial-Clay Sequestration
9 Apr 2min
The Ferlo Desert Aeolian-Sand Polishing
9 Apr 2min
The Adamawa Highlands Basalt-Dust Abrasion
8 Apr 2min
