Brown - Porphyry
Italy
Item Details
Quarry Location:
Leifers, South Tyrol, Trentino Alto-Adige
Water Absorption:
0.77 %
Density:
2545 kg/m3
Flexural Strength:
23.8 MPa
Compressive Strength:
278 - 279 MPa
Recommended Usage:
Building stone, fireplaces, stairs, sinks, monuments, pool coping, sills, ornamental stone, mosaic
Finishing Surface:
Sawn Cut, Sanded, Rockfaced, Sandblasted, Bushhammered, Tumbled, Thermalled, Natural Cleft, Weatheredge
Additional Names:
Leiferer Porphyry,Leifers Porphyry,Montelargo Grigio-Marrone, Laives Porphyry,Porfido di Laives
Description:
Petrographic definition: rhyolitic ignimbrite
Massa Unit Volume: 2545 kg/m3
Water Absorption: 0.77%
Breaking Load Compression Simple: 278 MPa
Compression breaking load after freezing: 279 MPa
Tensile Strength through indirect Flex: 23.8 MPa
Its coefficient of Abrasion (referred to Granite St. Fedelino): 2.29
Impact resistance: minimum fall height: 61cm
Coefficient of linear thermal expansion: 3.0 x 10-5 0C-1
Knoop microhardness: 4473 MPa
Index unevenness of hardness: 2.01
Source: Università di Pisa - Politecnico di Torino