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La Vendida Mine (Rio Tinto Mine), Sierra Gorda District, Antofagasta Province, Antofagasta Region, Chile

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Latitude & Longitude (WGS84): 22° 53' 30'' South , 69° 20' 50'' West
Latitude & Longitude (decimal): -22.8916666667, -69.3472222222
Name(s) in local language(s):Mina La Vendida

Small copper and iron sulphate mine within the Sierra Gorda district, near Sierra Gorda town.

Located 3 km NW of Sierra Gorda village.

Recent investigation led to the following results:

-Alunogen: Conf. meth.:XRD, Ref.: by Igor V. Pekov
-Anhydrite: Conf. meth.: chemical tests, Ref.:by Gerhard Möhn
-Blödite: Conf. meth.: XRD (by Joachim Lorenz), chemical tests (by Gerhard Möhn)
-Chalcophanite: Conf.meth.: XRD (by Joachim Lorenz), chemical tests (by Gerhard Möhn)
-Cuprocopiapite: Conf. meth.: EDX, Ref.: by Joy Desor and Gerhard Möhn
Chemical test, Ref.: by Gerhard Möhn -positive: Cu2+, Fe3+, SO42-negative: Fe2+
-Epidote: Conf. meth.: visually
-Glauberite: Conf. meth.: visually (crystal shape) and chemical tests, Ref.: by Gerhard Möhn
-Goethite: Conf. meth.: XRD, Ref.: by Joachim Lorenz
-Gypsum: Conf. meth.: EDX (by Steffen Möckel), chemical tests (by Gerhard Möhn)
-Halite: Conf. meth.: chemical tests (->pure NaCl), Ref.: by Gerhard Möhn
-Hematite: Conf.meth.: visually, Streak:brown-red
-Magnetite: black-metallic grains in rock, strongly ferromagnetic

Mineral List

36 valid minerals. 3 (TL) - type locality of valid minerals.

The above list contains all mineral locality references listed on This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.


Chukanov, N.V., Krivovichev, S.V., Chernyatieva, A.P., Mohn, G., Pekov, I.V., Belakovskiy, D.I., Van, K.V., Lorenz, J.A. (2013): Vendidaite, Al2(SO4)(OH)3Cl·6H2O, a new mineral from La vendida copper mine, Antofagasta Region, Chile. Canadian Mineralogist. 51, 559-568.

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