spectrolite From WikiWord, the free dictionary English Contents DefinitionsRelated wordsReferences DefinitionsnounA rare variety of labradorite feldspar, ranging in colors from blue to red. Related wordsSynonymslabrador stonelabradoritelabradorescencelabrador sparpectolitechesterlitephonolitesperrylitepicrolitespecularitespecular stoneamazonitenoselitethulitepraseolitemonrolite References Wiktionary — spectrolite Wikipedia — spectrolite