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Pirajá deposit, Serra das Éguas, Brumado (Bom Jesus dos Meiras), Bahia, Brazili
Regional Level Types
Pirajá depositDeposit
Serra das Éguas- not defined -
Brumado (Bom Jesus dos Meiras)- not defined -
Bahia- not defined -
BrazilCountry

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Beautiful pure Magnesite sand in the Pirajá pit at Brumado 1988

Pirajá deposit, Serra das Éguas, Brumado, Bahia, Brazil
Our main collecting tool at the Pirajá pit at Brumado 1988

Pirajá deposit, Serra das Éguas, Brumado, Bahia, Brazil
Direction sign at Brumado Mine site 1988

Pirajá deposit, Serra das Éguas, Brumado, Bahia, Brazil
Beautiful pure Magnesite sand in the Pirajá pit at Brumado 1988

Pirajá deposit, Serra das Éguas, Brumado, Bahia, Brazil
Our main collecting tool at the Pirajá pit at Brumado 1988

Pirajá deposit, Serra das Éguas, Brumado, Bahia, Brazil
Direction sign at Brumado Mine site 1988

Pirajá deposit, Serra das Éguas, Brumado, Bahia, Brazil
Beautiful pure Magnesite sand in the Pirajá pit at Brumado 1988

Pirajá deposit, Serra das Éguas, Brumado, Bahia, Brazil
Our main collecting tool at the Pirajá pit at Brumado 1988

Pirajá deposit, Serra das Éguas, Brumado, Bahia, Brazil
Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 14° 30' South , 41° 40' West (est.)
Margin of Error:~0km
Locality type:Deposit
Köppen climate type:BSh : Hot semi-arid (steppe) climate


O.C. Farrington obtained at the mine in 1923 several large emerald specimens.

Regions containing this locality

South America PlateTectonic Plate
South AmericaContinent

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


7 valid minerals.

Detailed Mineral List:

Beryl
Formula: Be3Al2(Si6O18)
Reference: Cassedanne, J.P. & Cassedanne, J.O. (1978): Famous mineral localities: The Brumado district, Bahia , Brazil. Mineralogical Record 9 : 196-205; Rob Lavinsky.
Beryl var: Emerald
Formula: Be3Al2(Si6O18)
Reference: Cassedanne, J.P. & Cassedanne, J.O. (1978): Famous mineral localities: The Brumado district, Bahia , Brazil. Mineralogical Record 9 : 196-205; Rob Lavinsky.
Dravite
Formula: Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: Cassedanne, J.P. & Cassedanne, J.O. (1978): Famous mineral localities: The Brumado district, Bahia , Brazil. Mineralogical Record 9 : 196-205
Enstatite
Formula: MgSiO3
Reference: Cassedanne, J.P. & Cassedanne, J.O. (1978): Famous mineral localities: The Brumado district, Bahia , Brazil. Mineralogical Record 9 : 196-205
Magnesite
Formula: MgCO3
Reference: Overstreet, William C., 1967, The Geologic Occurrence of Monazite, United States Geological Survey Professional Paper, Volume 530, p. 292.
Monazite-(Ce)
Formula: Ce(PO4)
Reference: Overstreet, William C., 1967, The Geologic Occurrence of Monazite, United States Geological Survey Professional Paper, Volume 530, p. 292.
Quartz
Formula: SiO2
Description: Japan law twins
Reference: Cassedanne, J.P. & Cassedanne, J.O. (1978): Famous mineral localities: The Brumado district, Bahia , Brazil. Mineralogical Record 9 : 196-205
Topaz
Formula: Al2(SiO4)(F,OH)2
Reference: Cassedanne, J.P. & Cassedanne, J.O. (1978): Famous mineral localities: The Brumado district, Bahia , Brazil. Mineralogical Record 9 : 196-205

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Magnesite5.AB.05MgCO3
Group 8 - Phosphates, Arsenates and Vanadates
Monazite-(Ce)8.AD.50Ce(PO4)
Group 9 - Silicates
Beryl9.CJ.05Be3Al2(Si6O18)
var: Emerald9.CJ.05Be3Al2(Si6O18)
Dravite9.CK.05Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Enstatite9.DA.05MgSiO3
Topaz9.AF.35Al2(SiO4)(F,OH)2

List of minerals arranged by Dana 8th Edition classification

Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Magnesite14.1.1.2MgCO3
Group 38 - ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
AXO4
Monazite-(Ce)38.4.3.1Ce(PO4)
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] coordination only
Topaz52.3.1.1Al2(SiO4)(F,OH)2
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 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Enstatite65.1.2.1MgSiO3
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
Beryl
var: Emerald
-Be3Al2(Si6O18)

List of minerals for each chemical element

HHydrogen
H TopazAl2(SiO4)(F,OH)2
H DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
BeBeryllium
Be Beryl (var: Emerald)Be3Al2(Si6O18)
Be BerylBe3Al2(Si6O18)
BBoron
B DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
CCarbon
C MagnesiteMgCO3
OOxygen
O Beryl (var: Emerald)Be3Al2(Si6O18)
O TopazAl2(SiO4)(F,OH)2
O QuartzSiO2
O EnstatiteMgSiO3
O DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
O Monazite-(Ce)Ce(PO4)
O MagnesiteMgCO3
O BerylBe3Al2(Si6O18)
FFluorine
F TopazAl2(SiO4)(F,OH)2
NaSodium
Na DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
MgMagnesium
Mg EnstatiteMgSiO3
Mg DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Mg MagnesiteMgCO3
AlAluminium
Al Beryl (var: Emerald)Be3Al2(Si6O18)
Al TopazAl2(SiO4)(F,OH)2
Al DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Al BerylBe3Al2(Si6O18)
SiSilicon
Si Beryl (var: Emerald)Be3Al2(Si6O18)
Si TopazAl2(SiO4)(F,OH)2
Si QuartzSiO2
Si EnstatiteMgSiO3
Si DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Si BerylBe3Al2(Si6O18)
PPhosphorus
P Monazite-(Ce)Ce(PO4)
CeCerium
Ce Monazite-(Ce)Ce(PO4)

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
- Cassedanne, J.P. & Cassedanne, J.O. (1978): Famous mineral localities: The Brumado district, Bahia , Brazil. Mineralogical Record 9, 196-205.


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