closeup stromatolite salkhan fossil park |
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navigate by keyword : 1400ma aged algae ancient bedded boulders chert circular crystal district fossil group heritage india limestone meso microcrystalline minerals old oldest organo paleontology park photic pradesh prehistoric proterozoic quartz replacement robertsganj rock salkhan sedimentary semri silica sonbhadra stone stromatolites structure supergroup texture uttar vindhyan zone |
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The Salkhan stromatolite fossils date back to Meso-Proterozoic period around 1400 million years old |
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