rock-material public under material 365 List Picture As a command %3 n0 rock-material n2 magma n0->n2 n3 sedimentary-rock n0->n3 n4 groundmass n0->n4 n5 igneous-rock n0->n5 n6 metamorphic-rock n0->n6 n7 rock-matrix n0->n7 n8 shingling n0->n8 n1 material n1->n0