🦠💧🪨⏳

#archaean eon #early life #precambrian #origin of life #prokaryotes #ancient earth

🌍⏳🪨🦠

#archaean eon #geologic eon #precambrian #earth history #hadean #proterozoic

⏳🌋🪨🫀

#archaean eon #early earth #volcanism #anoxic atmosphere #primordial soup #precambrian

🦠⛰️💧⏳

#archaean eon #stromatolites #cyanobacteria #microbial mats #precambrian life #ancient oceans