Mineralogical and geochemical study of the regal ridge emerald showing, southeastern Yukon Groat, L.A. Marshall, D.D. /Giuliani, Gaston Murphy, D.C. Piercey, S.J. Lambor, J.L. Mortensen, J.K. Ercit, T.S. Gault, R.A. Mattey, D.P. Schwarz, D. Maluski, H. Wise, M.A. Wengzynowski, W. Eaton, D.W. MINERAL BERYLIUM GISEMENT ENDOGENE MINERALISATION CRISTALLOGRAPHIE COMPOSITION CHIMIQUE COMPOSITION MINERALOGIQUE ANALYSE ISOTOPIQUE OXYGENE GEOCHRONOLOGIE 2002 text https://www.documentation.ird.fr/hor/fdi:010034373 fdi:010034373 Groat L.A., Marshall D.D., Giuliani Gaston, Murphy D.C., Piercey S.J., Lambor J.L., Mortensen J.K., Ercit T.S., Gault R.A., Mattey D.P., Schwarz D., Maluski H., Wise M.A., Wengzynowski W., Eaton D.W.. Mineralogical and geochemical study of the regal ridge emerald showing, southeastern Yukon. 2002, 40, 1313-1338 EN CANADA YUKON TERRITORY