tektur
porphyritic
aphanitic kanggo porphyritic
werna
ireng, bluish - werna abu-abu, coklat, greenish peteng - werna abu-abu, ijo, grey
bluish - werna abu-abu, coklat, grey, cahya kanggo werna abu-abu peteng
pangopènan
kurang
kurang
kekiatan
awet
awet
banyu tahan
✔
✘
✔
✘
ngeruk tahan
✔
✘
✔
✘
rereged tahan
✔
✘
✔
✘
angin tahan
✔
✘
✔
✘
asam tahan
✔
✘
✔
✘
katon
kurang, Banded lan foilated
vesicular