be the world's oldest known rock: Specimens from the Nuvvuagittuq greenstone belt on the coast of the Hudson Bay have been dated to 4.38 Ga, though the... 30 KB (3,416 words) - 03:30, 2 January 2024 |
be the world's oldest known rock: Specimens from the Nuvvuagittuq greenstone belt on the coast of the Hudson Bay have been dated to 4.38 Ga, though the... 30 KB (3,416 words) - 03:30, 2 January 2024 |