3 ms·
That is a very interesting read. There cannot be that many places left on earth where you can find 3 billion-year-old rocks close to the surface that aren’t mod
by fred_is_fred 2y ago
That is a very interesting read. There cannot be that many places left on earth where you can find 3 billion-year-old rocks close to the surface that aren’t modified in some way by heat or pressure.