Figure 1.

Figure 2.

Figure 3.

Figure 4.

Figure 5.

Figure 6 (a - d).

Figure 7(a – e).

Figure 8 (a - d).

Figure 9 (a - d).

Figure 10 (a – d).

Figure 10 (e – h).

Figure 10 (i – l). Silicification front in Coonterunah carbonate.

Figure 11.

Figure 12.

Figure 13.

Figure 14.

Figure 15 (a - d).

Figure 16.

Figure 17 (a - d).

Figure 17 (e - h).

Figure 18.

Figure 19.

Figure 20.

Figure 21. Comparative trace-element diagram.

Figure 22.

Figure 23.

Figure 24. Photos of carbonate alteration, metasomatism and metamorphism.

Figure 25.

Figure 26.

Figure 27.

Figure 28. Bio-energetics of anoxygenic ferrous iron photoautotrophy.

Figure 29.

Figure 30.

Figure 31.

Figure 32 (a, b).

Figure 33 (a).

Figure 33(b, c).

Figure 34 (a - d). Archaean pelagic and benthic environments.

Figure 35. The Early Archaean marine environment.