tektur
foliated
glassy, massive, porphyritic, scoriaceous, vesicular
werna
ireng, bluish - werna abu-abu, coklat, brown- ireng, greenish peteng - werna abu-abu, Peteng Grey kanggo Black
ireng, coklat, cahya kanggo werna abu-abu peteng
pangopènan
liyane
kurang
kekiatan
awet
awet
banyu tahan
✔
✘
✔
✘
ngeruk tahan
✔
✘
✔
✘
rereged tahan
✔
✘
✔
✘
angin tahan
✔
✘
✔
✘
asam tahan
✔
✘
✔
✘
katon
kurang, Banded lan foilated
kurang lan alus