Hyaloclastite vs Websterite Tekstur
tektur
pyroclastic
clastic, granular, phaneritic, porphyritic
werna
coklat, grey, kuning
ireng kanggo werna abu-abu, bluish - werna abu-abu, greenish peteng - werna abu-abu, ijo, klawu rodok ijo cahya
katon
kurang
dilapisi, banded, veined saha