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The multiple branching columnar structures seen here are stromatolites. They are built up by mats of cyanobacteria. Stromatolites vary in appearance, ranging from slightly wrinkled horizontal laminations in sedimentary rocks to low mounds to prominent mounds to columnar structures and other forms.
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Stromatolites are most common in the
Proterozoic fossil record. They are scarce today, but famous modern examples occur at Shark Bay, Western Australia.
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Locality: unrecorded/undisclosed site attributed to Bitter
Springs (but probably from near Alice Springs), Northern Territory, northern Australia
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Inzeria intia (stromatolite) (Neoproterozoic, 800 Ma; Bitter
Springs, Australia) 2 (28499466997).jpg
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Stratigraphy: probably the Bitter
Springs Formation, Neoproterozoic, cited as ~800 Ma
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Inzeria intia Walter, 1972 - fossil stromatolites from the
Precambrian of Australia.
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Inzeria intia (stromatolite) (Neoproterozoic, 800 Ma; Bitter
Springs, Australia) 2
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Click on a date/time to view the file as it appeared at that time.
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and was confirmed to be licensed under the terms of the cc-by-2.0.
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Flash fired, compulsory flash firing, red-eye reduction mode
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Add a one-line explanation of what this file represents
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https://www.flickr.com/photos/jsjgeology/28499466997/
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Commons is a freely licensed media file repository.
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