Highpurity quartz mineralisation in kyanite quartzites, Norway
2006/09/29· Official FullText Paper (PDF): Highpurity quartz mineralisation in kyanite quartzites, Norway See all › ... Kjeksberget, Sormbrua, Tverrådalen, Juovvačorrú and Nasafjellet as potential deposits of highpurity quartz (HPQ) for use as ...