Original: H. D. Holland and K. K. Turekian), Elsevier-Pergamon, Oxford and have been found in the Narryer Gneiss Terrane in Western Australia, in the Acasta Gneiss in the Northwest Territories on the Canadian Shield, and on other cratonic regions such as those on the Fennoscandian Shield.
Simplified: H. D. Holland and K. K. Turekian), Elsevier-Pergamon, Oxford These have been found in the Narryer Gneiss Terrane in Western Australia, in the Acasta Gneiss in the Northwest Territories on the Canadian Shield, and on the Fennoscandian Shield.