Properties of Foidolite lan Dacite
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo nggoleki coarse grained
rengat
conchoidal
conchoidal
porosity
banget kurang keropos
kurang keropos
luster
subvitreous kanggo kurang
subvitreous kanggo kurang
cleavage
sampurna
sampurna
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.86
2.86-2.87
Kapadhetan
ora Sumadhiya
2.77-2.771 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, nyandhang tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan