Alunite from selected localities.
Colombia | |
| Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155. |
Duarte, A. S., Oro, E., Peres, J. P., & Felder, F. (2012). Resource Estimation of the Móngora Gold-Silver Deposit, Santander Department, Colombia. NI 43-101 Resource Estimation |