關(guān)于 Grey Quoin 的詳細(xì)介紹:
specification:
Volumetric Weight: 2690kg/m3
Water-absorbtion: 0.03-0.6%
Compression strength 145-174MPa
Flexure strength -
Attritive ability of rock 0.05-0.44g/cm2
microcline 25-47 plagioclase 20-38 Quartz 20-45 Biotite 13 other 3-10