Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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El Cubito Mine (Grupo minero Las Españas), Carrascal de Barregas, Salamanca, Castile and Leon, Spaini
Regional Level Types
El Cubito Mine (Grupo minero Las Españas)Mine (Inactive)
Carrascal de BarregasMunicipality
SalamancaProvince
Castile and LeonAutonomous Community
SpainCountry

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Latitude & Longitude (WGS84):
40° 51' 11'' North , 5° 51' 24'' West
Latitude & Longitude (decimal):
Type:
Mine (Inactive) - last checked 2025
Nearest Settlements:
PlacePopulationDistance
Calzada de Don Diego221 (2012)7.0km
Matilla de los Caños del Río681 (2012)7.9km
Vecinos302 (2012)8.5km
Barbadillo497 (2012)8.8km
Canillas de Abajo101 (2012)9.8km
Mindat Locality ID:
146772
Long-form identifier:
mindat:1:2:146772:0
GUID (UUID V4):
0
Name(s) in local language(s):
Mina el Cubito


Old mine of Sn.
At the present time, it is used for the stone operation, for public works.

In the El Cubito mine, located in the westernmost part of the dome, and the uppermost structural levels of the detachment, the cassiterite veins occur as individual veins and vein swarms, predominantly oriented NE–SW and E–W. These veins are hosted by the Schist-Graywacke Complex (SGC) and crosscut the S3 foliation preserved in the host rocks, thus indicating that they are related to the NNW–SSE extensional deformation flow. Two mineralogical assemblages have been recognized: 1) quartz-tourmaline-cassiterite, and 2) quartz-cassiterite-arsenopyrite-pyrite-chalcopyrite-stannite-sphalerite.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


10 valid minerals.

Rock Types Recorded

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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Arsenopyrite
Formula: FeAsS
Cassiterite
Formula: SnO2
Chalcopyrite
Formula: CuFeS2
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Pyrite
Formula: FeS2
Pyrolusite
Formula: Mn4+O2
Quartz
Formula: SiO2
Rutile
Formula: TiO2
Sphalerite
Formula: ZnS
Stannite
Formula: Cu2FeSnS4
'Tourmaline'
Formula: AD3G6(T6O18)(BO3)3X3Z

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Stannite2.CB.15aCu2FeSnS4
Pyrite2.EB.05aFeS2
Arsenopyrite2.EB.20FeAsS
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Cassiterite4.DB.05SnO2
Pyrolusite4.DB.05Mn4+O2
Rutile4.DB.05TiO2
Group 9 - Silicates
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified
'Tourmaline'-AD3G6(T6O18)(BO3)3X3Z

List of minerals for each chemical element

HHydrogen
H MuscoviteKAl2(AlSi3O10)(OH)2
BBoron
B TourmalineAD3G6(T6O18)(BO3)3X3Z
OOxygen
O CassiteriteSnO2
O MuscoviteKAl2(AlSi3O10)(OH)2
O PyrolusiteMn4+O2
O QuartzSiO2
O RutileTiO2
O TourmalineAD3G6(T6O18)(BO3)3X3Z
AlAluminium
Al MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
SSulfur
S ArsenopyriteFeAsS
S ChalcopyriteCuFeS2
S PyriteFeS2
S SphaleriteZnS
S StanniteCu2FeSnS4
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
TiTitanium
Ti RutileTiO2
MnManganese
Mn PyrolusiteMn4+O2
FeIron
Fe ArsenopyriteFeAsS
Fe ChalcopyriteCuFeS2
Fe PyriteFeS2
Fe StanniteCu2FeSnS4
CuCopper
Cu ChalcopyriteCuFeS2
Cu StanniteCu2FeSnS4
ZnZinc
Zn SphaleriteZnS
AsArsenic
As ArsenopyriteFeAsS
SnTin
Sn CassiteriteSnO2
Sn StanniteCu2FeSnS4

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate
EuropeContinent

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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