The Time Span and Duration of Orosirian Period
Category(s)
2,050 M - 1,800 M Years
The time span of Orosirian period was 2,050 million years to 1,800 million years ago, while it's duration was approx. 250 million years.
The time span of Orosirian period was 2,050 million years to 1,800 million years ago, while it's duration was approx. 250 million years.