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La Farola Mine, Cerro Pintado, Las Pintadas district, Tierra Amarilla, Copiapó Province, Atacama, Chilei
Regional Level Types
La Farola MineMine
Cerro PintadoMountain
Las Pintadas districtDistrict
Tierra Amarilla- not defined -
Copiapó ProvinceProvince
AtacamaRegion
ChileCountry

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Key
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Latitude & Longitude (WGS84):
27° 35' 25'' South , 70° 21' 0'' West
Latitude & Longitude (decimal):
Locality type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Copiapó129,280 (2013)24.9km
Name(s) in local language(s):
Mina La Farola


Recently a few more minerals were identified:

Brochantite: Conf. meth.: visually, chemical tests, Ref.: by Gerhard Möhn
Chem. test:
positive: Cu2+, SO42-
negative: CO32-

Dolomite: Conf. meth.: chemical and physical tests, Ref.: by Gerhard Möhn
Chem. test:
positive: Mg2+, Ca2+, CO32-

Epidote: Conf. meth.: visually

Fluorapatite: Conf.meth.: visually, chemical tests, Ref.: by Gerhard Möhn
Chem. test:
positive: F-, PO43-

Gold: Conf. meth.: visually, Tenacity: malleable

Opal: as Hyalite-crusts covering matrix and Chrysocolla
Hardness: 6, loses water when heated

Regions containing this locality

Pacific OceanOcean
South America PlateTectonic Plate
South AmericaContinent

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


26 valid minerals. 2 erroneous literature entries.

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
Brochantite
Formula: Cu4(SO4)(OH)6
Reference: samples analysed by Gerhard Mohn and Joy Desor
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
Reference: No reference listed
Copper
Formula: Cu
Reference: Rob Lavinsky specimen
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
Dolomite
Formula: CaMg(CO3)2
Reference: samples analysed by Gerhard Mohn and Joy Desor
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: samples analysed by Gerhard Mohn and Joy Desor
Fluorapatite
Formula: Ca5(PO4)3F
Reference: samples analysed by Gerhard Mohn and Joy Desor
Goethite
Formula: α-Fe3+O(OH)
Reference: various added photos
Gold
Formula: Au
Reference: samples analysed by Gerhard Mohn and Joy Desor
Gypsum
Formula: CaSO4 · 2H2O
'Halloysite'
Formula: Al2(Si2O5)(OH)4
Colour: White
Description: Crusts of tiny hemispherules.
Reference: Terry Szenics, based on unspecified analysis.
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
'Limonite'
Formula: (Fe,O,OH,H2O)
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.
Montmorillonite
Formula: (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Reference: XRD by Joachim Lorenz SEM-EDS by Joy Desor
Olivenite
Formula: Cu2(AsO4)(OH)
Description: Confused with libethenite.
Reference: Various EDS and PXRD analyses.
Opal
Formula: SiO2 · nH2O
Reference: samples analysed by Gerhard Mohn and Joy Desor
Paratacamite
Formula: Cu3(Cu,Zn)(OH)6Cl2
Reference: No reference listed
Plancheite
Formula: Cu8(Si8O22)(OH)4 · H2O
Reference: collected and analysed by french mineralogist Remy Phillippe
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
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.
Sampleite
Formula: NaCaCu5(PO4)4Cl · 5H2O
Reference: various added photos
Szenicsite
Formula: Cu3(MoO4)(OH)4
Reference: Mike Scott S102238 fm Cureton #CYN ID by A Roberts 1994

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Gold1.AA.05Au
Group 2 - Sulphides and Sulfosalts
Chalcopyrite2.CB.10aCuFeS2
Pyrite2.EB.05aFeS2
Group 3 - Halides
Atacamite3.DA.10aCu2(OH)3Cl
Paratacamite3.DA.10cCu3(Cu,Zn)(OH)6Cl2
Group 4 - Oxides and Hydroxides
Goethite4.00.α-Fe3+O(OH)
Hematite4.CB.05Fe2O3
Magnetite4.BB.05Fe2+Fe3+2O4
Opal4.DA.10SiO2 · nH2O
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Dolomite5.AB.10CaMg(CO3)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Brochantite7.BB.25Cu4(SO4)(OH)6
Gypsum7.CD.40CaSO4 · 2H2O
Jarosite7.BC.10KFe3+ 3(SO4)2(OH)6
Szenicsite ?7.GB.10Cu3(MoO4)(OH)4
Group 8 - Phosphates, Arsenates and Vanadates
Fluorapatite8.BN.05Ca5(PO4)3F
Libethenite8.BB.30Cu2(PO4)(OH)
Olivenite ?8.BB.30Cu2(AsO4)(OH)
Pseudomalachite8.BD.05Cu5(PO4)2(OH)4
Sampleite8.DG.05NaCaCu5(PO4)4Cl · 5H2O
Group 9 - Silicates
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Dioptase9.CJ.30CuSiO3 · H2O
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
'Halloysite'9.ED.10Al2(Si2O5)(OH)4
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Montmorillonite9.EC.40(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Plancheite9.DB.35Cu8(Si8O22)(OH)4 · H2O
Unclassified Minerals, Rocks, etc.
'Limonite'-(Fe,O,OH,H2O)

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Copper1.1.1.3Cu
Gold1.1.1.1Au
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 10 - OXYHALIDES AND HYDROXYHALIDES
A2(O,OH)3Xq
Atacamite10.1.1.1Cu2(OH)3Cl
Paratacamite10.1.2.1Cu3(Cu,Zn)(OH)6Cl2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
AB(XO3)2
Dolomite14.2.1.1CaMg(CO3)2
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Gypsum29.6.3.1CaSO4 · 2H2O
Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)m(XO4)pZq, where m:p>2:1
Brochantite30.1.3.1Cu4(SO4)(OH)6
(AB)2(XO4)Zq
Jarosite30.2.5.1KFe3+ 3(SO4)2(OH)6
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)5(XO4)2Zq
Pseudomalachite41.4.3.1Cu5(PO4)2(OH)4
A2(XO4)Zq
Libethenite41.6.6.2Cu2(PO4)(OH)
Olivenite ?41.6.6.1Cu2(AsO4)(OH)
A5(XO4)3Zq
Fluorapatite41.8.1.1Ca5(PO4)3F
Group 42 - HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)7(XO4)4Zq·xH2O
Sampleite42.9.4.1NaCaCu5(PO4)4Cl · 5H2O
Group 48 - ANHYDROUS MOLYBDATES AND TUNGSTATES
Basic Anhydrous Molybdates and Tungstates
Szenicsite ?48.3.5.1Cu3(MoO4)(OH)4
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
Dioptase61.1.3.1CuSiO3 · H2O
Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Ca subgroup
Plancheite66.2.1.1Cu8(Si8O22)(OH)4 · H2O
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 1:1 layers
'Halloysite'71.1.1.4Al2(Si2O5)(OH)4
Sheets of 6-membered rings with 2:1 clays
Montmorillonite71.3.1a.2(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined strips
Chrysocolla74.3.2.1Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Si Tetrahedral Frameworks - SiO2 with H2O and organics
Opal75.2.1.1SiO2 · nH2O
Unclassified Minerals, Mixtures, etc.
Kaolinite-Al2(Si2O5)(OH)4
'Limonite'-(Fe,O,OH,H2O)

List of minerals for each chemical element

HHydrogen
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
H ParatacamiteCu3(Cu,Zn)(OH)6Cl2
H AtacamiteCu2(OH)3Cl
H PseudomalachiteCu5(PO4)2(OH)4
H GypsumCaSO4 · 2H2O
H KaoliniteAl2(Si2O5)(OH)4
H LibetheniteCu2(PO4)(OH)
H HalloysiteAl2(Si2O5)(OH)4
H Limonite(Fe,O,OH,H2O)
H Goethiteα-Fe3+O(OH)
H SampleiteNaCaCu5(PO4)4Cl · 5H2O
H JarositeKFe3+ 3(SO4)2(OH)6
H BrochantiteCu4(SO4)(OH)6
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H OpalSiO2 · nH2O
H PlancheiteCu8(Si8O22)(OH)4 · H2O
H Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
H DioptaseCuSiO3 · H2O
H OliveniteCu2(AsO4)(OH)
H SzenicsiteCu3(MoO4)(OH)4
CCarbon
C CalciteCaCO3
C DolomiteCaMg(CO3)2
OOxygen
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
O ParatacamiteCu3(Cu,Zn)(OH)6Cl2
O AtacamiteCu2(OH)3Cl
O PseudomalachiteCu5(PO4)2(OH)4
O GypsumCaSO4 · 2H2O
O KaoliniteAl2(Si2O5)(OH)4
O LibetheniteCu2(PO4)(OH)
O MagnetiteFe2+Fe23+O4
O HematiteFe2O3
O CalciteCaCO3
O QuartzSiO2
O HalloysiteAl2(Si2O5)(OH)4
O Limonite(Fe,O,OH,H2O)
O Goethiteα-Fe3+O(OH)
O SampleiteNaCaCu5(PO4)4Cl · 5H2O
O JarositeKFe3+ 3(SO4)2(OH)6
O BrochantiteCu4(SO4)(OH)6
O DolomiteCaMg(CO3)2
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O FluorapatiteCa5(PO4)3F
O OpalSiO2 · nH2O
O PlancheiteCu8(Si8O22)(OH)4 · H2O
O Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
O DioptaseCuSiO3 · H2O
O OliveniteCu2(AsO4)(OH)
O SzenicsiteCu3(MoO4)(OH)4
FFluorine
F FluorapatiteCa5(PO4)3F
NaSodium
Na SampleiteNaCaCu5(PO4)4Cl · 5H2O
Na Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
MgMagnesium
Mg DolomiteCaMg(CO3)2
Mg Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
AlAluminium
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Al KaoliniteAl2(Si2O5)(OH)4
Al HalloysiteAl2(Si2O5)(OH)4
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
SiSilicon
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Si KaoliniteAl2(Si2O5)(OH)4
Si QuartzSiO2
Si HalloysiteAl2(Si2O5)(OH)4
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si OpalSiO2 · nH2O
Si PlancheiteCu8(Si8O22)(OH)4 · H2O
Si Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Si DioptaseCuSiO3 · H2O
PPhosphorus
P PseudomalachiteCu5(PO4)2(OH)4
P LibetheniteCu2(PO4)(OH)
P SampleiteNaCaCu5(PO4)4Cl · 5H2O
P FluorapatiteCa5(PO4)3F
SSulfur
S GypsumCaSO4 · 2H2O
S ChalcopyriteCuFeS2
S PyriteFeS2
S JarositeKFe3+ 3(SO4)2(OH)6
S BrochantiteCu4(SO4)(OH)6
ClChlorine
Cl ParatacamiteCu3(Cu,Zn)(OH)6Cl2
Cl AtacamiteCu2(OH)3Cl
Cl SampleiteNaCaCu5(PO4)4Cl · 5H2O
KPotassium
K JarositeKFe3+ 3(SO4)2(OH)6
CaCalcium
Ca GypsumCaSO4 · 2H2O
Ca CalciteCaCO3
Ca SampleiteNaCaCu5(PO4)4Cl · 5H2O
Ca DolomiteCaMg(CO3)2
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca FluorapatiteCa5(PO4)3F
Ca Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
FeIron
Fe ChalcopyriteCuFeS2
Fe PyriteFeS2
Fe MagnetiteFe2+Fe23+O4
Fe HematiteFe2O3
Fe Limonite(Fe,O,OH,H2O)
Fe Goethiteα-Fe3+O(OH)
Fe JarositeKFe3+ 3(SO4)2(OH)6
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
CuCopper
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Cu ParatacamiteCu3(Cu,Zn)(OH)6Cl2
Cu AtacamiteCu2(OH)3Cl
Cu PseudomalachiteCu5(PO4)2(OH)4
Cu LibetheniteCu2(PO4)(OH)
Cu ChalcopyriteCuFeS2
Cu SampleiteNaCaCu5(PO4)4Cl · 5H2O
Cu CopperCu
Cu BrochantiteCu4(SO4)(OH)6
Cu PlancheiteCu8(Si8O22)(OH)4 · H2O
Cu DioptaseCuSiO3 · H2O
Cu OliveniteCu2(AsO4)(OH)
Cu SzenicsiteCu3(MoO4)(OH)4
ZnZinc
Zn ParatacamiteCu3(Cu,Zn)(OH)6Cl2
AsArsenic
As OliveniteCu2(AsO4)(OH)
MoMolybdenum
Mo SzenicsiteCu3(MoO4)(OH)4
AuGold
Au GoldAu

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Cretaceous - Jurassic
66 - 201.3 Ma



ID: 3189103
Mesozoic sedimentary rocks

Age: Mesozoic (66 - 201.3 Ma)

Lithology: Sedimentary rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Lieber, W. and 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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