Significance
Low

Terrestrial cyanobacterial mats recorded from  playa lake deposits
Earliest known terrestrial cyanobacterial mats recorded from  playa lake deposits of the Makgabeng Fm (Waterberg Group) (1.8 Ga) on the Makgabeng Plateau, Waterberg

Additional Comments

Early Proterozoic “red beds” provide evidence for the development of an oxygenated atmosphere after c. 2Ga
Vrw, Vlo previously included within the uppermost Pretoria Group but are now regarded as proto-Waterberg units.
Glentig Formation was previously included within the uppermost Pretoria Group (1: 1 million map)

but is now regarded as a proto-Waterberg / Soutpansberg unit.