PT Journal AU Bell, R Kolb, J Waight, TE Bagas, L Thomsen, TB TI A Palaeoproterozoic multi-stage hydrothermal alteration system at Nalunaq gold deposit, South Greenland SO Mineralium deposita PY 2017 BP 383 EP 404 VL 52 IS 3 DI 10.1007/s00126-016-0667-7 LA english ER