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Socotó mining district, Campo Formoso, Bahia, Brazili
Regional Level Types
Socotó mining districtMining District
Campo FormosoMunicipality
BahiaState
BrazilCountry

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PhotosMapsSearch
04072090017271994425677.jpg
1986: People looking for Emeralds in Socotò

Socotó mining district, Campo Formoso, Bahia, Brazil
09067830017271994424597.jpg
1986: Hut in Socotò with shaft to the Emerald zone inside

Socotó mining district, Campo Formoso, Bahia, Brazil
04552020017271994434682.jpg
Modern vertical mine shaft

Socotó mining district, Campo Formoso, Bahia, Brazil
02786220017271994426402.jpg
1986: People looking for Emeralds in Socotò

Socotó mining district, Campo Formoso, Bahia, Brazil
09067830017271994424597.jpg
1986: Hut in Socotò with shaft to the Emerald zone inside

Socotó mining district, Campo Formoso, Bahia, Brazil
04552020017271994434682.jpg
Modern vertical mine shaft

Socotó mining district, Campo Formoso, Bahia, Brazil
02786220017271994426402.jpg
1986: People looking for Emeralds in Socotò

Socotó mining district, Campo Formoso, Bahia, Brazil
09107340017271994447411.jpg
1986: Hut in Socotò with shaft to the Emerald zone inside

Socotó mining district, Campo Formoso, Bahia, Brazil
Latitude & Longitude (WGS84):
10° South , 40° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~68km
GRN:
S07W29
Type:
Mining District
Köppen climate type:
Aw : Tropical savanna, wet
Mindat Locality ID:
377
Long-form identifier:
mindat:1:2:377:2
GUID (UUID V4):
0


20km NE of Campo Formoso

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


6 valid minerals.

Detailed Mineral List:

ⓘ Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
ⓘ Beryl
Formula: Be3Al2(Si6O18)
ⓘ Beryl var. Emerald
Formula: Be3Al2(Si6O18)
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ Dravite
Formula: NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
References:
Kuno Stoeckli
✪ Opal
Formula: SiO2 · nH2O
ⓘ Phenakite
Formula: Be2SiO4
ⓘ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
ⓘ Quartz
Formula: SiO2
ⓘ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
ⓘOpal4.DA.10SiO2 · nH2O
Group 9 - Silicates
ⓘPhenakite9.AA.05Be2SiO4
ⓘBeryl9.CJ.05Be3Al2(Si6O18)
ⓘvar. Emerald9.CJ.05Be3Al2(Si6O18)
ⓘDravite9.CK.05NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘActinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Unclassified
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
ⓘ'Serpentine Subgroup'-D3[Si2O5](OH)4

List of minerals for each chemical element

HHydrogen
Hⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Hⓘ OpalSiO2 · nH2O
Hⓘ Serpentine SubgroupD3[Si2O5](OH)4
BeBeryllium
Beⓘ BerylBe3Al2(Si6O18)
Beⓘ Beryl var. EmeraldBe3Al2(Si6O18)
Beⓘ PhenakiteBe2SiO4
BBoron
Bⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
OOxygen
Oⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ BerylBe3Al2(Si6O18)
Oⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Oⓘ Beryl var. EmeraldBe3Al2(Si6O18)
Oⓘ OpalSiO2 · nH2O
Oⓘ PhenakiteBe2SiO4
Oⓘ QuartzSiO2
Oⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Oⓘ Serpentine SubgroupD3[Si2O5](OH)4
FFluorine
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
NaSodium
Naⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Naⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mgⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
AlAluminium
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ BerylBe3Al2(Si6O18)
Alⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Alⓘ Beryl var. EmeraldBe3Al2(Si6O18)
Alⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Siⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ BerylBe3Al2(Si6O18)
Siⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Siⓘ Beryl var. EmeraldBe3Al2(Si6O18)
Siⓘ OpalSiO2 · nH2O
Siⓘ PhenakiteBe2SiO4
Siⓘ QuartzSiO2
Siⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Siⓘ Serpentine SubgroupD3[Si2O5](OH)4
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
CaCalcium
Caⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
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ⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2

Other Regions, Features and Areas containing this locality

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.

References

Nápravník, Leonardo A. P., 2011, Características Geoquímicas, Petrográficas e Metalogenéticas dos Flogopititos de Carnaíba e Socotó, Bahia.
www.twiki.ufba.br (n.d.) http://www.twiki.ufba.br/twiki/pub/IGeo/GeolMono20111/leonardo_pires_2011.pdf
Cassedanne, Jacques P. (1985) Recent Discoveries of Phenakite in Brazil. The Mineralogical Record, 16 (2) 107-109
Giuliani, Gaston; Cheilletz, Alain; Zimmermann, Jean-Louis; Ribeiro-Althoff, Ana Maria; France-Lanord, Christian; Feraud, Gilbert (1997): Brazilian emerald deposits: genesis and topology. Chronique de la Recherche Minière, 65, 17-61.
Groat, L.A.; Giuliani, G.; Marshall, D.D.; Turner, D. (2008) Emerald deposits and occurrences: A review. Ore Geology Reviews, 34 (1). doi:10.1016/j.oregeorev.2007.09.003
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