References: |
- Deposit:: PETERSON, E.U., PETERSON, U., AND HACKBORTH, C.J., 1990, ORE ZONING AND TETRAHEDRITE COMPOSITION VARIATION AT ORCOPAMPA, PERU: ECONOMIC GEOLOGY, V. 85, P. 1491-1503.
- Deposit:: GIBSON, P.C., NOBLE, D.C., AND LARSON, L.T., 1990, MULTISTAGE EVOLUTION OF THE CALERA EPITHERMAL AG-AU VEIN SYSTEM, ORCOPAMPA DISTRICT, SOUTHERN PERU, FIRST RESULTS: ECONOMIC GEOLOGY, V. 85, P. 1504-1519.
- Deposit:: NOBLE, D.C. AND VIDAL, C.E., 1994, GOLD IN PERU: SEG NEWSLETTER, APRIL 1994, NO. 17, P. 1, 6-13.
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