The quarries

Hedrum and Grinda are located by Landhjem in the community of Larvik appr. 2 km. north of Larvik town. Tjoelling is located at Klaastad in the community of Larvik, between Larvik and Sandefjord. Larvik is situated along the south eastern coast of Norway, appr. 100 km. south of Oslo.

The stone from our quarries is Larvikite, of igneous origin and crystallized, making it suitable for a variety of purposes.

  • The Larvikite from Hedrum and Grinda is leight grey (/bluish) coarse grained with a density of appr. 2,7 tons/m3.
  • The Larvikite from Tjølling is dark grey/black with a density of appr. 2,7 tons/m3.

The quarry is located 8 km. from the harbor of Larvik, from where we are able to ship boulders.

Certificates

NS-EN 12620 - Hedrum and Grinda
Aggregates for concrete

NS-EN 13043 - Hedrum and Grinda
Aggregates for bituminous mixtures and surface treatments for roads, airfields and other trafficked areas

NS-EN 13242 - Hedrum, Tjoelling and Grinda
Unbound and hydraulically bound materials for use in civil engineering work and road construction

NS-EN 13383-1 - Tjoelling
For water building purposes