If you want to get technical, and who doesn't, the fossil-bearing deposits are found in the Chuniespoort Group, of the Malmani Sub-group, of the Transvaal Supergroup of rocks, and were formed about 2.5 billion years ago.
Loko u lava kutirhisa ngopfu vuthekiniki, naswona i mani anga swilaveki, ti fossil letinga cheriwa endzeni tikumeka eka ntlawa wa Chuniespoort, leyinga e hansi ka ntlawa wa Malmani, ya maribye ya Transvaal Supergroup, naswona yatumbulukile kwalomu ka 2.5 billion wa malembe lawa ya hundzeke.