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La Farola Mine, Cerro Pintado, Las Pintadas district, Tierra Amarilla, Copiapó Province, Atacama Region, Chile
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Detailed Mineral List:
Atacamite
Formula: Cu2(OH)3Cl
Reference: Lieber, W., Schnorrer, G., (1993): Idiomorphe Pseudomalachit-Kristalle aus der Mina La Farola bei Copiapo, Chile, Der Aufschluss, Vol. 44, pp. 301-307
Photo: © Saul Krotki 2001. Atacamite from La Farola Mine, Cerro Pintado, Las Pintadas district, Tierra Amarilla, Copiapó Province, Atacama Region, Chile
Calcite
Formula: CaCO3
Reference: Marschik, R., Singer, B.S., Munizaga, F., Tassinari, C., Moritz, R., and Fontboté, L. (1997): Mineralium Deposita 32, 531-546.
Chalcopyrite
Formula: CuFeS2
Reference: Marschik, R., Singer, B.S., Munizaga, F., Tassinari, C., Moritz, R., and Fontboté, L. (1997): Mineralium Deposita 32, 531-546.
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O (x < 1)
Reference: No reference listed
Photo: © fabreminerals.com. Chrysocolla from La Farola Mine, Cerro Pintado, Las Pintadas district, Tierra Amarilla, Copiapó Province, Atacama Region, Chile
Copper
Formula: Cu
Reference: Rob Lavinsky specimen
Photo: © fabreminerals.com. Copper from La Farola Mine, Cerro Pintado, Las Pintadas district, Tierra Amarilla, Copiapó Province, Atacama Region, Chile
Dioptase
Formula: CuSiO3 · H2O
Habit: Acicular, aggregated into tufts, sprays and botryoidal structures.
Colour: Turquoise / chrysocolla green
Fluorescence: None.
Description: Unusual structures and crystal forms.
Reference: Mr. Terry Szenics; Maurizio Dini collection
Photo: © Rob Lavinsky. Dioptase from La Farola Mine, Cerro Pintado, Las Pintadas district, Tierra Amarilla, Copiapó Province, Atacama Region, Chile
Goethite
Formula: α-Fe3+O(OH)
Reference: various added photos
Gypsum
Formula: CaSO4 · 2H2O
'Halloysite'
Formula: Al2(Si2O5)(OH)4
Colour: White
Description: Crusts of tiny hemispherules.
Reference: Terry Szenics, based on unspecified analysis.
Photo: © 2010, JGW. Halloysite from La Farola Mine, Cerro Pintado, Las Pintadas district, Tierra Amarilla, Copiapó Province, Atacama Region, Chile
Hematite
Formula: Fe2O3
Reference: Marschik, R., Singer, B.S., Munizaga, F., Tassinari, C., Moritz, R., and Fontboté, L. (1997): Mineralium Deposita 32, 531-546.
Jarosite
Formula: KFe3+ 3(SO4)2(OH)6
Reference: V.Bourgoin EDX
Kaolinite
Formula: Al2(Si2O5)(OH)4
Reference: Lieber, W., Schnorrer, G., (1993): Idiomorphe Pseudomalachit-Kristalle aus der Mina La Farola bei Copiapo, Chile, Der Aufschluss, Vol. 44, pp. 301-307
Libethenite
Formula: Cu2(PO4)(OH)
Reference: Lieber, W., Schnorrer, G., (1993): Idiomorphe Pseudomalachit-Kristalle aus der Mina La Farola bei Copiapo, Chile, Der Aufschluss, Vol. 44, pp. 301-307
Photo: © Saul Krotki 2004. Libethenite from La Farola Mine, Cerro Pintado, Las Pintadas district, Tierra Amarilla, Copiapó Province, Atacama Region, Chile
'Limonite'
Formula: FeO(OH) · nH2O
Reference: various added photos
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Marschik, R., Singer, B.S., Munizaga, F., Tassinari, C., Moritz, R., and Fontboté, L. (1997): Mineralium Deposita 32, 531-546.
Olivenite
Formula: Cu2(AsO4)(OH)
Description: Confused with libethenite.
Reference: Various EDS and PXRD analyses.
Paratacamite
Formula: Cu3(Cu,Zn)(OH)6Cl2
Reference: No reference listed
Pseudomalachite
Formula: Cu5(PO4)2(OH)4
Reference: Lieber, W., Schnorrer, G., (1993): Idiomorphe Pseudomalachit-Kristalle aus der Mina La Farola bei Copiapo, Chile, Der Aufschluss, Vol. 44, pp. 301-307
Photo: © Saul Krotki 2004. Pseudomalachite from La Farola Mine, Cerro Pintado, Las Pintadas district, Tierra Amarilla, Copiapó Province, Atacama Region, Chile
Pyrite
Formula: FeS2
Reference: Marschik, R., Singer, B.S., Munizaga, F., Tassinari, C., Moritz, R., and Fontboté, L. (1997): Mineralium Deposita 32, 531-546.
Quartz
Formula: SiO2
Reference: Marschik, R., Singer, B.S., Munizaga, F., Tassinari, C., Moritz, R., and Fontboté, L. (1997): Mineralium Deposita 32, 531-546.
Photo: © Rob Lavinsky. Quartz from La Farola Mine, Cerro Pintado, Las Pintadas district, Tierra Amarilla, Copiapó Province, Atacama Region, Chile
Sampleite
Formula: NaCaCu5(PO4)4Cl · 5H2O
Reference: various added photos
Photo: Sampleite from La Farola Mine, Cerro Pintado, Las Pintadas district, Tierra Amarilla, Copiapó Province, Atacama Region, Chile
Szenicsite
Formula: Cu3(MoO4)(OH)4
Reference: Mike Scott S102238 fm Cureton #CYN ID by A Roberts 1994


22 entries listed. 19 valid minerals. 1 erroneous literature entry.

References

- Lieber, W., Schnorrer, G. (1993): Idiomorphe Pseudomalachit-Kristalle aus der Mina La Farola bei Copiapo, Chile, Der Aufschluss, 44, 301-307.
- Marschik, R., Singer, B.S., Munizaga, F., Tassinari, C., Moritz, R., and Fontboté, L. (1997): Age of Cu-(Fe)-Au mineralization and thermal evolution of the Punta del Cobre district, Chile. Mineralium Deposita 32, 531-546.


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