Citation: Groat, L. A.; Rossman, G. R.; Dyar, M. D.; Turner, D.; Piccoli, P. M. B.; Schultz, A. J.; Ottolini, L. (2010). Crystal chemistry of dark blue aquamarine from the True Blue showing, Yukon Territory, Canada Note: X-ray. The Canadian Mineralogist, 48, pp. 597-613.