About: phosphate rock

Premodifier: phosphate
Head noun: rock

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

Broader concepts

label	provenance	confidence
finite resource	isap:459839151	0.598110
feedstock	isap:286919972	0.566711
mineral	isap:11327076	0.557468
material	isap:454987824	0.492498
resource	isap:459839153	0.462699
fertilizer	isap:187824770	0.362049

Narrower concepts

label	provenance	confidence