Maggia Granite

Gneiss extracted from the quarries of the Maggia Valley, made up mostly of orthoclase, feldspar and mica, which give the stone its natural shine; unique in the world, found only in this subalpine region.

barretta 1

PHYSICAL AND MECHANICAL CHARACTERISTICS

  
 Simple compression breaking load (Mpa) 82
 Simple compression breaking load after freezing treatment (Mpa) 66
 Imbibition coefficient (°/°°) 1,74
 Indirect tensile strength by bending (MPa) 20
 Impact resistance: minimum fall height (cm) 55
 Coefficient of thermal linear expansion (10-6/° C) 5,6
 Wear due to sliding friction 0,28
 Volume unit weight (kN/m3) 28,0
 Impact resistance: minimum fall height (cm) 55
 Normal modulus of elasticity (MPa)Tangent Et48938
  Secant Es44141
 Knoop micro-hardness (Mpa) 2269

 

GRANITE / BEOLE / SERIZZO

1 P.Black Verso

Eclisseo
Graniti

Lodrino
Graniti

Montorfano
Graniti

Maggia
Graniti

Argentata
Beola

Ghiandonata
Beola

Favalle
Beola

Grigia
Beola

Bianca
Beola

Antigorio
Serizzo

Formazza
Serizzo

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