In 2008, another rock formation was discovered in the Nuvvuagittuq greenstone belt in northern Québec Canada which has been dated to be 4,280 million years ago.
En 2008 desscubriuse outra formación rochosa no cinto de pedras verdes de Nuvvuagittuq no norte de Quebec en Canadá, que foi datada en 4.280 Ma de antigüidade.