1 Tekstur
1.1 tektur
aphanitic, glassy, porphyritic
grenue
1.2 werna
grey, putih, cahya ireng
ireng, greenish peteng - werna abu-abu, ijo, pink, purple
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
banded
glassy, vesicular lan foilated