G684 black basalt, new black granite, mongolia black basal, hole basalt, asian basalt, blue stones, grey basalt, andesit, porphyry green, brown, red, fuding black basalt
Stone Name:
Grey - Andesite
Origin:China
G684 black basalt, new black granite, mongolia black basal, hole basalt, asian basalt, blue stones, grey basalt, andesit, porphyry green, brown, red, fuding black basalt
ant line accross the surface is its characteristic.