Oldest known terrestrial rock
Nuvvuagittuq, Ujaraaluk unit
Amphibolite : 4.388Ga (+15/-17Ma)

Published

Science, Vol 321, pages 1828-1831, 26 september 2008

Formation age and metamorphic history of the Nuvvuagittuq Greenstone Belt. O'Neil, J., Carlson, R. W., Paquette, J.-L. & Francis, D. in Precambrian Res. 220-221, 23–44 (2012)