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Color range

Brown-grey
("chocolate")

Brown-grey
with rose tint
("chestnut")

Rose-grey

Granite processing

Waxed granite

Polished granite

Granite treated
by tooth axe

Heat-treated granite

Chemical Composition (%)

Plagioclase 32
Potash Feldspar 42
Quartz 25
Biotite, Muscovite, Sericite, etc. 1

Physical-mechanical Properties

Density 2,64 g/cm3
Water Absorption 0,30%
Sponginess 1,14%
Ultimate Compression Strength from 1705 to 2715 kg/cm2
Reduction after 50 cycles of freezing from 0,6 to 3%
Abradability 0,11 g/cm22

Granite is a natural source of radiation, like most natural stones. The radionuclidic composition of granites reefers them to the lowest class of radiation (class I), thus granites can be used for any kind of building construction without limitation.

 
 
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