Askja Floor Lamp Dimond Lighting D3381 INDOOR LIGHTING DH Spring 2017. The Askja Floor Lamp uses a crisp hexagon of Polished Nickel to both echo and contrast the protective architecture within a slice of natural volcanic agate. Showcases ice-white jagged quartz cloistered within soothing bands of soft Ecru and a sophisticated geometric motif. Silky Light Gold shade.