USA Froth flotation of calcium borate minerals ...
Particles of a calcium borate mineral, such as colemanite or ulexite, are recovered from an ore by a froth flotation process using a dialkyl sulphosuccinate as collector. Suitable dialkyl sulphosuccinates include sodium or ammonium dinonyl sulphosuccinate, sodium or ammonium diisodecyl sulphosuccinate, and sodium or ammonium dilauryl sulphosuccinate.