GRANITE

Black Mist

TECHNICAL INFORMATION

PETRORAPHIC ANALYSIS

ASTM C1721

Gneiss

Plagioclase (35%), Biotite (20%), Orthoclase (10%),
Hornblende (10%), Titanite (10%), Quartz (5%), Apatite
(5%), Magnetite (5%), Allanite, Zircon and Clinozoisite
(acessories), Carbonate (secondary)

BULK DENSITY (kg/m3)

ASTM C97

2,906

APPARENT POROSITY (%)

ASTM C97

0.84

ABSORPTION BY WEIGHT (%)

ASTM C97

0.29

MODULE OF RUPTURE (MPa)

ASTM D2845

10.59

ABRASIVE WEAR (mm/1000 m)

ABNT NBR 12042

2.02

ABRASION RESISTANCE (HARDNESS)

ASTM C241

51.48