WAggregate (geology)
WAlunite
WAndalusite
WAsbestos
WBaryte
WBentonite
WBrine
WConstruction aggregate
WCorundum
WDiamond
WDiatomaceous earth
WDimension stone
WDolomite (mineral)
WFeldspar
WFluorite
WFuller's earth
WGarnet
WGneiss
WGranite
WGraphite
WGypsum
WHalite
WKaolinite
WKyanite
WLimestone
WMica
WMirabilite
WNahcolite
WNatron
WNepheline
WNovaculite
WOlivine
WPerlite
WPhosphate
WPhosphorite
WPotash
WPumice
WQuartz
WSandstone
WShale
WSillimanite
WSlate
WStone veneer
WSulfur
WSyenite
WTridymite
WVermiculite
WZeolite