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Cerro Pichao, Colalao del Valle, Tafí del Valle Department, Tucumán Province, Argentinai
Regional Level Types
Cerro PichaoMountain
Colalao del ValleMunicipality
Tafí del Valle DepartmentDepartment
Tucumán ProvinceProvince
ArgentinaCountry

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Latitude & Longitude (WGS84):
26° South , 66° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~25km
Mindat Locality ID:
239484
Long-form identifier:
mindat:1:2:239484:1
GUID (UUID V4):
0


Cerro Pichao, part of the crystalline environment of the Sierra of Quilmes, i.e. are metamorphic rocks, phyllite injected carriers of small pegmatitic bodies linked to partly visible granitic intrusions. These pegmatites are at various levels of the slopes of the Pichao Hill. The bodies have some tens of meters and are rare. They are complex and outside of the granitic intrusion pegmatites, they are consistent with the injected schists porce. The mica deposits are found in pegmatites located 8.5 km approximately to the West of the town of Colalao del Valle, in the Tafí del Valle Department, in the environment belonging to the Sierras of Quilmes.

With regard to the disposal of mica or Scrap of the deposits in the Sierra de Quilmes, there is a story that it was used in drilling for oil and paint and non-stick paint by the company DARMEX S.A.C.I.F.I., province of San Luis, which acquired 27,000 and 20,000 kg, during the year 2001.

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Standard Detailed Gallery Strunz Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

15 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Albite
Formula: Na(AlSi3O8)
ⓘ Almandine
Formula: Fe2+3Al2(SiO4)3
ⓘ Beryl
Formula: Be3Al2(Si6O18)
ⓘ Beryl var. Aquamarine
Formula: Be3Al2Si6O18
Habit: Hexagonal
Colour: Blue aquamarine.
Fluorescence: No.
Description: Collected in 70´s. Good quality. Some specimens have gemmy quality with bllue aquamarine transparent core.
✪ Beryl var. Emerald
Formula: Be3Al2(Si6O18)
Colour: green, emerald-green.
Description: The Emerald found in small quantities, some loose crystals and spodumene included.
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ Calcite
Formula: CaCO3
Colour: white
Description: Calcite (var. Travertine): collected in the locality of "El Pichao" in 2007, with botryoidal, porous and banded structure. It effervesces with cold, diluted HCl acid.
ⓘ Chalcocite
Formula: Cu2S
ⓘ 'Chlorite Group'
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
ⓘ 'Gummite'
ⓘ Kaolinite
Formula: Al2(Si2O5)(OH)4
ⓘ Kasolite
Formula: Pb(UO2)(SiO4) · H2O
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ 'Manganese Oxides'
ⓘ 'Manganese Oxides var. Manganese Dendrites'
ⓘ 'Mica Group'
ⓘ Microcline
Formula: K(AlSi3O8)
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Localities: Reported from at least 6 localities in this region.
ⓘ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
ⓘ Quartz
Formula: SiO2
ⓘ Quartz var. Citrine
Formula: SiO2
ⓘ Schorl
Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘ Spodumene
Formula: LiAlSi2O6
ⓘ 'Tourmaline'
Formula: AD3G6(T6O18)(BO3)3X3Z
ⓘ Uraninite
Formula: UO2
ⓘ Uranophane
Formula: Ca(UO2)2(SiO3OH)2 · 5H2O

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘChalcocite2.BA.05Cu2S
Group 4 - Oxides and Hydroxides
ⓘQuartz
var. Citrine
4.DA.05SiO2
ⓘ4.DA.05SiO2
ⓘUraninite4.DL.05UO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 9 - Silicates
ⓘAlmandine9.AD.25Fe2+3Al2(SiO4)3
ⓘKasolite9.AK.15Pb(UO2)(SiO4) · H2O
ⓘUranophane9.AK.15Ca(UO2)2(SiO3OH)2 · 5H2O
ⓘBeryl
var. Aquamarine
9.CJ.05Be3Al2Si6O18
ⓘ9.CJ.05Be3Al2(Si6O18)
ⓘvar. Emerald9.CJ.05Be3Al2(Si6O18)
ⓘSchorl9.CK.05NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘSpodumene9.DA.30LiAlSi2O6
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘKaolinite9.ED.05Al2(Si2O5)(OH)4
ⓘMicrocline9.FA.30K(AlSi3O8)
ⓘAlbite9.FA.35Na(AlSi3O8)
Unclassified
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Chlorite Group'-
ⓘ'Gummite'-
ⓘ'Tourmaline'-AD3G6(T6O18)(BO3)3X3Z
ⓘ'Mica Group'-
ⓘ'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
ⓘ'Garnet Group'-X3Z2(SiO4)3
ⓘ'Manganese Oxides
var. Manganese Dendrites'
-
ⓘ''-

List of minerals for each chemical element

HHydrogen
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ KaoliniteAl2(Si2O5)(OH)4
Hⓘ KasolitePb(UO2)(SiO4) · H2O
Hⓘ MalachiteCu2(CO3)(OH)2
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Hⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
LiLithium
Liⓘ SpodumeneLiAlSi2O6
BeBeryllium
Beⓘ Beryl var. AquamarineBe3Al2Si6O18
Beⓘ BerylBe3Al2(Si6O18)
Beⓘ Beryl var. EmeraldBe3Al2(Si6O18)
BBoron
Bⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Bⓘ TourmalineAD3G6(T6O18)(BO3)3X3Z
CCarbon
Cⓘ CalciteCaCO3
Cⓘ MalachiteCu2(CO3)(OH)2
OOxygen
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ Beryl var. AquamarineBe3Al2Si6O18
Oⓘ AlmandineFe32+Al2(SiO4)3
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ BerylBe3Al2(Si6O18)
Oⓘ CalciteCaCO3
Oⓘ Quartz var. CitrineSiO2
Oⓘ Beryl var. EmeraldBe3Al2(Si6O18)
Oⓘ KaoliniteAl2(Si2O5)(OH)4
Oⓘ KasolitePb(UO2)(SiO4) · H2O
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ MicroclineK(AlSi3O8)
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ QuartzSiO2
Oⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Oⓘ SpodumeneLiAlSi2O6
Oⓘ TourmalineAD3G6(T6O18)(BO3)3X3Z
Oⓘ UraniniteUO2
Oⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Oⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Oⓘ Garnet GroupX3Z2(SiO4)3
FFluorine
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
NaSodium
Naⓘ AlbiteNa(AlSi3O8)
Naⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Naⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
AlAluminium
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ Beryl var. AquamarineBe3Al2Si6O18
Alⓘ AlmandineFe32+Al2(SiO4)3
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ BerylBe3Al2(Si6O18)
Alⓘ Beryl var. EmeraldBe3Al2(Si6O18)
Alⓘ KaoliniteAl2(Si2O5)(OH)4
Alⓘ MicroclineK(AlSi3O8)
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Alⓘ SpodumeneLiAlSi2O6
Alⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ Beryl var. AquamarineBe3Al2Si6O18
Siⓘ AlmandineFe32+Al2(SiO4)3
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ BerylBe3Al2(Si6O18)
Siⓘ Quartz var. CitrineSiO2
Siⓘ Beryl var. EmeraldBe3Al2(Si6O18)
Siⓘ KaoliniteAl2(Si2O5)(OH)4
Siⓘ KasolitePb(UO2)(SiO4) · H2O
Siⓘ MicroclineK(AlSi3O8)
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ QuartzSiO2
Siⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Siⓘ SpodumeneLiAlSi2O6
Siⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Siⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Siⓘ Garnet GroupX3Z2(SiO4)3
SSulfur
Sⓘ ChalcociteCu2S
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ MicroclineK(AlSi3O8)
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Caⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
TiTitanium
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
FeIron
Feⓘ AlmandineFe32+Al2(SiO4)3
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
CuCopper
Cuⓘ ChalcociteCu2S
Cuⓘ MalachiteCu2(CO3)(OH)2
PbLead
Pbⓘ KasolitePb(UO2)(SiO4) · H2O
UUranium
Uⓘ KasolitePb(UO2)(SiO4) · H2O
Uⓘ UraniniteUO2
Uⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O

Localities in this Region

Other Regions, Features and Areas containing this locality

Argentina
South AmericaContinent
South America PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. 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 mindat.org 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.

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