Premodifier: alkaline
Head noun: metal

Same concepts
http://dbpedia.org/resource/Alkali_metal

Broader concepts

labelprovenanceconfidence
other metalisap:3713825860.654443
metalisap:3713825880.611821
mineral basisisap:3709294770.564465
compoundisap:2972009320.535582
substrateisap:3388209300.512478
impurityisap:2964665470.491257