A rare massive New Zealand (Northland) kauri gum boulder, of natural form with polished top, showing good mid to dark toning's with semi translucence. 50 x 38 x 21.5 cm. 16.9kgs. Note: This is the largest kauri gum boulder we have ever sold and one of the largest we know about. It is recorded by Te Ara (The Encyclopaedia of NZ) that 'By the 1890s, pieces weighing around 5 kilograms were uncommon.'