Trachyte vs Taconite Tekstur
tektur
aphanitic kanggo porphyritic
banded, trellis
werna
ireng, coklat, greenish peteng - werna abu-abu, ijo, grey, cahya kanggo werna abu-abu peteng, putih
abang, coklat semu abang
katon
banded
dilapisi, banded, veined saha