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Photography
Pyrite
from
Northern Province, Sierra Leone
Sierra Leone
ⓘ
Northern Province
Davies T.C, Friedrich G, Wiechowski A. Journal of Geochemical Exploration 32, Issues 1–3 (1989) p. 75-98.
Tonkolili District
ⓘ
Yirisen deposit
Barrie, I. J., & Touret, J. L. (1999). Fluid inclusion studies of gold-bearing quartz veins from the Yirisen deposit, Sula Mountains greenstone belt, Masumbiri, Sierra Leone. Ore Geology Reviews, 14(3-4), 203-225.
Mineral
and/or Locality
