1 Tekstur
1.1 tektur
grenue
aphanitic, glassy, porphyritic
1.2 werna
ireng, greenish peteng - werna abu-abu, ijo, pink, purple
grey, putih, cahya ireng
1.3 pangopènan
1.4 kekiatan
1.4.1 banyu tahan
1.4.2 ngeruk tahan
1.4.3 rereged tahan
1.4.4 angin tahan
1.4.5 asam tahan
1.5 katon
glassy, vesicular lan foilated
banded