tektur
aphanitic, granular
glassy, massive, porphyritic, scoriaceous, trachytic, vesicular
werna
Peteng Grey kanggo Black
ireng, coklat, cahya kanggo werna abu-abu peteng
pangopènan
kurang
kurang
kekiatan
awet
awet
banyu tahan
✔
✘
✔
✘
ngeruk tahan
✔
✘
✔
✘
rereged tahan
✔
✘
✔
✘
angin tahan
✔
✘
✔
✘
asam tahan
✔
✘
✔
✘
katon
vesicular
atos lan kurang