volborthite and tangeite. Strontianite is described from County Mayo in Ireland, and postmining stalactitic rancieite...closely resemble classic material from Tintic, Utah, USA. They comprise mimetite, beudantite and carminite...Society (2008) deposits at Mammoth St. Anthony, USA (Bideaux, 1980), Kombat Mine, Namibia (Dunn, 1991)...vanadiferous nodules; on the etched surfaces of gypsum; and on joints in the rock in the immediate vicinity...Society of Ecomonic Geologists, Littleton, Colorado, USA 58 Frost, R.L. , Weier, M., Maltens, W. and Duong |