About: volcanic rock

Premodifier: volcanic
Head noun: rock

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

Broader concepts

label	provenance	confidence
natural source	isap:311419315	0.730411
natural material	isap:454987760	0.728821
sedimentary rock	isap:165408906	0.635397
local material	isap:454987750	0.610961
material	isap:454987761	0.560341
rock	isap:165408897	0.460585
terrain	isap:5692530	0.295002
process	isap:7839630	0.264600
island	isap:308261780	0.225370
soil	isap:171943393	0.184941
mountain	isap:459855063	0.182311
earth	isap:93112752	0.148713

Narrower concepts

label	provenance	confidence
lava rock	isap:165408991	0.644844
rhyolite	isap:382057216	0.574687
pillow basalt	isap:495097523	0.573894
pumice	isap:497280992	0.572533
tuff	isap:167962947	0.568812
andesite	isap:380138622	0.556011
trachyte	isap:384688456	0.542934
basalt	isap:495097491	0.514436
obsidian	isap:382239443	0.470397
lava	isap:179434694	0.457044
dacite	isap:500209357	0.408312
ash	isap:251243896	0.393672
trap	isap:174521775	0.386264
granite	isap:74713469	0.357992
kimberlite	isap:507081824	0.337691
dolerite	isap:384720634	0.325877
tufo	isap:171366116	0.310365
picrite	isap:72640408	0.216278
diorite	isap:73687766	0.205573
rock	isap:165408926	0.202424
phonolite	isap:149282439	0.156510
variety	isap:76065187	0.149906
area	isap:176789053	0.140423
glass	isap:198534204	0.137125