Wikimedi'Òc

Jack Hills, Western Australia (Landsat 5 TM, 2009-07-14, detail).jpg - Gretarsson

Silicified stromatolite (Strelley Pool Formation, Paleoarchean, 3.35-3.46 Ga; East Strelley Greenstone Belt, Pilbara Craton, Western Australia) (15177778617).jpg - Jacopo Werther

Stromatolite (Strelley Pool Formation, Paleoarchean, 3.35-3.46 Ga; East Strelley Greenstone Belt, Pilbara Craton, Western Australia) 2 (17186345399).jpg - Natuur12

Stromatolite (Strelley Pool Formation, Paleoarchean, 3.35-3.46 Ga; East Strelley Greenstone Belt, Pilbara Craton, Western Australia) 5 (17372575815).jpg - Natuur12

Diamond (AK1 Pipe, Argyle Lamproite, Precambrian; Argyle Mine, Western Australia) (18021603662).jpg - Ser Amantio di Nicolao

Stromatolite (Dresser Formation, Paleoarchean, 3.48 Ga; Normay Mine, North Pole Dome, Pilbara Craton, Western Australia) 3 (47011415774).jpg - Ser Amantio di Nicolao

Stromatolite (Dresser Formation, Paleoarchean, 3.48 Ga; Normay Mine, North Pole Dome, Pilbara Craton, Western Australia) 2 (47748432842).jpg - Ser Amantio di Nicolao

Mudcracks (molds on base of sandstone bed, ABC Range Quartzite, Ediacaran, Neoproterozoic; Pichi Richi Pass railroad cut, South Flinders Ranges, South Australia) 2 (29738290840).jpg - Ser Amantio di Nicolao

Mudcracks (molds on base of sandstone bed, ABC Range Quartzite, lower Ediacaran, upper Neoproterozoic; Pichi Richi Pass railroad cut, South Flinders Ranges, South Australia) 3 (29918809302).jpg - Ser Amantio di Nicolao