Rhyodacite vs Basaltic Trachyandesite Tekstur
tektur
earthy
glassy, massive, porphyritic, scoriaceous, vesicular
werna
ireng kanggo werna abu-abu, greenish peteng - werna abu-abu
ireng, coklat, cahya kanggo werna abu-abu peteng
katon
Balung
kurang lan alus