About: silica sand

Premodifier: silica
Head noun: sand

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

Broader concepts

label	provenance	confidence
non-metallic mineral	isap:1791447	0.634241
material	isap:454891457	0.629583
wide variety of material	isap:1689713	0.620390
media	isap:92756449	0.583635
aggregate	isap:287373718	0.556988
chemical	isap:460259936	0.490908
particle	isap:461136330	0.483315
substance	isap:289522662	0.383815
iron	isap:178002726	0.285001
sand	isap:179010879	0.277313
grain	isap:86276057	0.275799
silica	isap:305598994	0.265765
glass	isap:85842590	0.171848

Narrower concepts

label	provenance	confidence
sand	isap:179010897	0.237834