The mineral of analysis 3 [SO.sub.3] 35.47, [Al.sub.2][O.sub.3] 10.03, MnO 8,73, [H.sub.2]O 44.78, FeO 0.39, MgO 0.30, (Co,Ni) 0.29, CuO 0.02] is from Alum Cave, Sevier Co, Tennessee; it had been earlier called
kalinite. The cave is situated at the headwaters of the Little Pigeon, a tributary of the Tennessee River; it is properly an overhanging cliff 80 or 100 feet high and 30 feet long under which the alum has collected.