Properties of Basalt lan Greywacke
ukuran gandum
grained nggoleki
sudut lan nggoleki
rengat
conchoidal
conchoidal
tilas
putih kanggo werna abu-abu
putih
porosity
kurang keropos
Highly keropos
luster
ora kasedhiya
kurang
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
sampurna
tartamtu gravitasi
2.8-3
2.2-2.8
Kapadhetan
2.9-3.1 g / cm 3
2.6-2.61 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan