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San Rafael Mine, Puno Department, Peru

The world's richest currently active tin(-copper) mine. Reserves 14 million tons ore at 5% Sn.

Lode-type Sn-Cu deposit, centered on a shallow-level, Late Oligocene granitoid stock, which was emplaced into early Paleozoic metasedimentary rocks.

References

- Mlynarczyk, Michael S. J., Sherlock, Ross L. & Williams-Jones, Anthony E. (2003): San Rafael, Peru: geology and structure of the worlds richest tin lode. Mineralium Deposita 38, 555-567.
- Thomas Wagner, Michael S. J. Mlynarczyk, Anthony E. Williams-Jones, and Adrian J. Boyce (2009): Stable Isotope Constraints on Ore Formation at the San Rafael Tin-Copper Deposit, Southeast Peru. Economic Geology 104, 223-248.

Mineral List

Albite
Arsenopyrite
Biotite
Bismuth
Bismuthinite
Calcite
Cassiterite
Cassiterite
var: Wood Tin

Chalcopyrite
'Chlorite Group'
Cordierite
Fluorite
Galena
'Garnet'
Halite
'K Feldspar'
Marcasite
Muscovite
var: Sericite

Pyrite
Pyrrhotite
Quartz
Siderite
Sillimanite
Sphalerite
Stannite
'Tourmaline'
Wolframite


27 entries listed. 19 valid minerals.

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