volcanic glass Synonyms

agate dacite fused quartz hawaiite hyaloclastite ignimbrite impactite lechartelierite amorphous silica glassy volcanic rock natural glass product basaltic glass glassy silica tektite cristobalite andesite basalt carnelian chalcedony flint fulgurite jasper lava obsidian tachylyte tridymite lechatelierite hyalopsite