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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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Key
07315430014947594626570.jpg
1986: People looking for Emeralds in Socotò

Socotó mining district, Campo Formoso, Bahia, Brazil
00709830014948586616327.jpg
1986: Hut in Socotò with shaft to the Emerald zone inside

Socotó mining district, Campo Formoso, Bahia, Brazil
00672150014947084391468.jpg
1986: People looking for Emeralds in Socotò

Socotó mining district, Campo Formoso, Bahia, Brazil
04912990014958375919233.jpg
1986: Hut in Socotò with shaft to the Emerald zone inside

Socotó mining district, Campo Formoso, Bahia, Brazil
07315430014947594626570.jpg
1986: People looking for Emeralds in Socotò

Socotó mining district, Campo Formoso, Bahia, Brazil
02000660014948586627344.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
Locality type:
Köppen climate type:


20km NE of Campo Formoso

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


5 valid minerals.

Detailed Mineral List:

Actinolite
Formula: ☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Reference: Emeralds of the World English extraLapis Vol. 2 2002 pp24-35
'Albite-Anorthite Series'
Reference: Emeralds of the World English extraLapis Vol. 2 2002 pp24-35
Beryl
Formula: Be3Al2(Si6O18)
Reference: Emeralds of the World English extraLapis Vol. 2 2002 pp24-35
Beryl var: Emerald
Formula: Be3Al2(Si6O18)
Reference: 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.; Emeralds of the World English extraLapis Vol. 2 2002 pp24-35
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Reference: Emeralds of the World English extraLapis Vol. 2 2002 pp24-35
Dravite
Formula: Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: Kuno Stoeckli
Phenakite
Formula: Be2SiO4
Reference: [MinRec 16:108]
Quartz
Formula: SiO2
Reference: Emeralds of the World English extraLapis Vol. 2 2002 pp24-35

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 9 - Silicates
Actinolite9.DE.10☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Beryl9.CJ.05Be3Al2(Si6O18)
var: Emerald9.CJ.05Be3Al2(Si6O18)
Dravite9.CK.05Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Phenakite9.AA.05Be2SiO4
Unclassified Minerals, Rocks, etc.
'Albite-Anorthite Series'-
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2

List of minerals arranged by Dana 8th Edition classification

Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [4] coordination
Phenakite51.1.1.1Be2SiO4
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
Beryl61.1.1.1Be3Al2(Si6O18)
Six-Membered Rings with borate groups
Dravite61.3.1.9Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
Actinolite-☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
'Albite-Anorthite Series'-
Beryl
var: Emerald
-Be3Al2(Si6O18)
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2

List of minerals for each chemical element

HHydrogen
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
H Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
H DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
BeBeryllium
Be PhenakiteBe2SiO4
Be Beryl (var: Emerald)Be3Al2(Si6O18)
Be BerylBe3Al2(Si6O18)
BBoron
B DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
OOxygen
O PhenakiteBe2SiO4
O Beryl (var: Emerald)Be3Al2(Si6O18)
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
O Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
O QuartzSiO2
O DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
O BerylBe3Al2(Si6O18)
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
NaSodium
Na DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
MgMagnesium
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Mg Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Mg DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
AlAluminium
Al Beryl (var: Emerald)Be3Al2(Si6O18)
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Al DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Al BerylBe3Al2(Si6O18)
SiSilicon
Si PhenakiteBe2SiO4
Si Beryl (var: Emerald)Be3Al2(Si6O18)
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Si Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Si QuartzSiO2
Si DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Si BerylBe3Al2(Si6O18)
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
CaCalcium
Ca Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
FeIron
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Fe Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
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., and Turner, D. (2008): Emerald deposits and occurrences: A review. Ore Geology Reviews 34, 87-112.
Nápravník, Leonardo A. P., 2011, Características Geoquímicas, Petrográficas e Metalogenéticas dos Flogopititos de Carnaíba e Socotó, Bahia.

External Links


Other Regions, Features and Areas containing this locality

South AmericaContinent
South America PlateTectonic Plate

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