Brown - Granite
Quarry Location: Hakkeenpää, Taivassalo, Marjus
Water Absorption: 0.14 %
Density: 2680 kg/m3
Flexural Strength: 12 Mpa
Compressive Strength: 176 Mpa
Recommended Usage: Suitable for interior and exterior applications
Additional Names: Turku Green, Erno Braun, Antique Brown, Antic Brown, Antik Braun, Antik Brown, Antique Marron, Brown Antique, Esko Brown Granite
Esko Brown granite, which is quarried in Taivassalo, has been used in distinguished projects worldwide. This round-grained, brown stone is not in continual production, and it is extracted upon demand.
Technical properties
EN_13755 Water absorption 0.14 %
EN_1936 Apparent density 2680 kg/m3
EN_12372 Flexural strenght 12 Mpa
EN_12371 Frost resistance, change of flexural strenght* 6.7 %
EN_1926 Compressive strenght 176 Mpa
EN_14157 Abrasion resistance 17 mm
EN_13364 Breaking load at dowel hole 2450 N
* after 48 cycles
Mineral content
Values according to new EN-12407 standard.
K-feldspar 40.7 Wt %
Quartz 28.8 Wt %
Plagioclase 21.2 Wt %
Amphibole 6.4 Wt %
Biotite 2.2 Wt %
Accessory minerals 0.7 Wt %