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Northern sequence, Americano do Brasil complex, Americano do Brasil, GoiΓ‘s, Brazili
Regional Level Types
Northern sequenceComplex
Americano do Brasil complex- not defined -
Americano do Brasil- not defined -
GoiΓ‘sState
BrazilCountry

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Latitude & Longitude (WGS84):
16° 22' South , 50° 15' West
Latitude & Longitude (decimal):
-16.36667,-50.25000
GeoHash:
G#: 6vh6bs916
GRN:
S11W34
Type:
Complex
KΓΆppen climate type:
Aw : Tropical savanna, wet
Mindat Locality ID:
427337
Long-form identifier:
mindat:1:2:427337:3
GUID (UUID V4):
855ce647-baaa-4de3-ab82-a401d05781b7


The Northern sequence is dominated by olivine adcumulates, i.e., dunite, that gradually transition to lenses and/or layers of olivine-clinopyroxene adcumulate, i.e., wehrlite.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


8 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:

β“˜ 'Amphibole Supergroup'
Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
β“˜ Chalcopyrite
Formula: CuFeS2
β“˜ 'Chlorite Group'
β“˜ 'Chrome-Spinel (of Dana)'
β“˜ 'Clinopyroxene Subgroup'
β“˜ Cubanite
Formula: CuFe2S3
β“˜ 'Hornblende Root Name Group'
Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
β“˜ Magnetite
Formula: Fe2+Fe3+2O4
β“˜ 'Olivine Group'
Formula: M2SiO4
β“˜ 'Orthopyroxene Subgroup'
β“˜ Pentlandite
Formula: (NixFey)Ξ£9S8
β“˜ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
β“˜ Pyrite
Formula: FeS2
β“˜ 'Pyroxene Group'
Formula: ADSi2O6
β“˜ Pyrrhotite
Formula: Fe1-xS
β“˜ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
β“˜ Talc
Formula: Mg3Si4O10(OH)2
β“˜ Tremolite
Formula: ◻Ca2Mg5(Si8O22)(OH)2

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
β“˜Pentlandite2.BB.15(NixFey)Ξ£9S8
β“˜Chalcopyrite2.CB.10aCuFeS2
β“˜Cubanite2.CB.55aCuFe2S3
β“˜Pyrrhotite2.CC.10Fe1-xS
β“˜Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
β“˜Magnetite4.BB.05Fe2+Fe3+2O4
Group 9 - Silicates
β“˜Tremolite9.DE.10β—»Ca2Mg5(Si8O22)(OH)2
β“˜Talc9.EC.05Mg3Si4O10(OH)2
Unclassified
β“˜'Pyroxene Group'-ADSi2O6
β“˜'Serpentine Subgroup'-D3[Si2O5](OH)4
β“˜'Orthopyroxene Subgroup'-
β“˜'Chrome-Spinel (of Dana)'-
β“˜'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
β“˜'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
β“˜'Hornblende Root Name Group'-β—»Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
β“˜'Clinopyroxene Subgroup'-
β“˜'Chlorite Group'-
β“˜'Olivine Group'-M2SiO4

List of minerals for each chemical element

HHydrogen
Hβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Hβ“˜ TalcMg3Si4O10(OH)2
Hβ“˜ Tremolite◻Ca2Mg5(Si8O22)(OH)2
Hβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Hβ“˜ Serpentine SubgroupD3[Si2O5](OH)4
OOxygen
Oβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Oβ“˜ MagnetiteFe2+Fe23+O4
Oβ“˜ TalcMg3Si4O10(OH)2
Oβ“˜ Tremolite◻Ca2Mg5(Si8O22)(OH)2
Oβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Oβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Oβ“˜ Pyroxene GroupADSi2O6
Oβ“˜ Serpentine SubgroupD3[Si2O5](OH)4
Oβ“˜ Olivine GroupM2SiO4
FFluorine
Fβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Fβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
NaSodium
Naβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mgβ“˜ TalcMg3Si4O10(OH)2
Mgβ“˜ Tremolite◻Ca2Mg5(Si8O22)(OH)2
AlAluminium
Alβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Alβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Alβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Siβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Siβ“˜ TalcMg3Si4O10(OH)2
Siβ“˜ Tremolite◻Ca2Mg5(Si8O22)(OH)2
Siβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Siβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Siβ“˜ Pyroxene GroupADSi2O6
Siβ“˜ Serpentine SubgroupD3[Si2O5](OH)4
Siβ“˜ Olivine GroupM2SiO4
SSulfur
Sβ“˜ ChalcopyriteCuFeS2
Sβ“˜ CubaniteCuFe2S3
Sβ“˜ Pentlandite(NixFey)Ξ£9S8
Sβ“˜ PyriteFeS2
Sβ“˜ PyrrhotiteFe1-xS
ClChlorine
Clβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Clβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
CaCalcium
Caβ“˜ Tremolite◻Ca2Mg5(Si8O22)(OH)2
Caβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Caβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
TiTitanium
Tiβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
FeIron
Feβ“˜ ChalcopyriteCuFeS2
Feβ“˜ CubaniteCuFe2S3
Feβ“˜ MagnetiteFe2+Fe23+O4
Feβ“˜ Pentlandite(NixFey)Ξ£9S8
Feβ“˜ PyriteFeS2
Feβ“˜ PyrrhotiteFe1-xS
NiNickel
Niβ“˜ Pentlandite(NixFey)Ξ£9S8
CuCopper
Cuβ“˜ ChalcopyriteCuFeS2
Cuβ“˜ CubaniteCuFe2S3

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

[1]Augustin, C. T., Mungall, J. E., Schutesky, M. E., Ernst, R., & Garcia, V. B. (2022). Petrological and geochemical characteristics of the mafic-ultramafic Americano do Brasil Complex, central Brazil, and the implications for its genesis. Ore Geology Reviews, 105126.
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