Varpaisjarvi Black, PG Black Granite Slabs

This black, fine-grained diabase, originating in Varpaisj?rvi, is highly suitable for use as gravestones and for interior decoration. PG Black is a very popular choice, particularly for kitchen countertops. Amount of extraction: approx. 150 m3 / month.
Technical properties
EN_13755 Water absorption 0.09 %
EN_1936 Apparent density 3080 kg/m3
EN_12372 Flexural strenght 26.1 Mpa
EN_12371 Frost resistance, change of flexural strenght* -4.2 %
EN_1926 Compressive strenght 311 Mpa
EN_14157 Abrasion resistance 16 mm
EN_13364 Breaking load at dowel hole 4000 N
* after 48 cycles
Mineral content
Values according to new EN-12407 standard.
Plagioclase 42.2 Wt %
Clinopyroxene 35.7 Wt %
Amphibole 12.3 Wt %
Magnetite 3.6 Wt %
Quartz 2.8 Wt %
Accessory minerals 2.0 Wt %
Ilmenite 1.5 Wt %