4 years ago

During which period did the presence of stromatolites decline?

2 answers:

6 0

The period during which the presence of stromatolites decline is the Proterzoic period. Stromatolites are widely distributed sedimentary structures consisting of laminated carbonate or silicate rocks, produced over geologic time by the trapping, binding, or the precipitating of sediment by groups of microorganisms, primarily cyanobacteria.

k0ka [10]4 years ago

3 0

The Protozoic period is when stromatolites declined

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