"Mineral-type-clay (specified mineral)"@en . "stable"@en . "Mineral-type-clay (specified mineral) - A type of monomineralic aluminium-silicate sediment. British Geological Survey Research Report RR/99/03, section 9.1 and table 19."@en . . . . . "Mineral-type-clay (specified mineral)"@en . "MINCLY"@en .