hyaloclastite iku sawijining ongko saka nggoleki, lebu glassy kawangun dening kontak dadakan saka panas, magma manéka warna takson lan banyu kadhemen utawa endhepan banyu-kebak
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque