The Time Span and Duration of Siderian Period
Category(s)
2,500 M - 2,300 M Years
The time span of Siderian period was 2,500 million years to 2,300 million years ago, while it's duration was approx. 200 million years.
The time span of Siderian period was 2,500 million years to 2,300 million years ago, while it's duration was approx. 200 million years.