Stromatolite Slab
Conophytum basalticum
Cambrian
Northern Territory, Australia
A crosswise cut of stromatolite reveals the circular pattern in stone produced by prehistoric cyanobacteria. Stromatolites are accretionary structures formed in shallow water; prehistoric cyanobacteria (blue-green algae) cemented grains of sediment together, forming mound-like structures over millions of years.
Measures 14 ½ x 13 ½ x 1/2in
Cambrian
Northern Territory, Australia
A crosswise cut of stromatolite reveals the circular pattern in stone produced by prehistoric cyanobacteria. Stromatolites are accretionary structures formed in shallow water; prehistoric cyanobacteria (blue-green algae) cemented grains of sediment together, forming mound-like structures over millions of years.
Measures 14 ½ x 13 ½ x 1/2in
Sold for
US$ 500
inc. premium
Category: Natural History
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Tom Lindgren
Bonhams
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Natural History
