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Amoras Stream basin, Poços de Caldas alkaline complex, Minas Gerais, Brazili
Regional Level Types
Amoras Stream basinBasin
Poços de Caldas alkaline complexComplex
Minas GeraisState
BrazilCountry

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Latitude & Longitude (WGS84):
21° 49' 17'' South , 46° 39' 15'' West
Latitude & Longitude (decimal):
-21.82161,-46.65441
GRN:
S15W31
Type:
Basin
Köppen climate type:
Cfa : Humid subtropical climate
Mindat Locality ID:
443446
Long-form identifier:
mindat:1:2:443446:0
GUID (UUID V4):
0


A small watershed, without anthropic activities, located in the northwest PC, called Amoras Stream, with an area of 18 km2. Located on the left bank of the lower course of Antas Stream, the drainage flows into the Bortolan Reservoir.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


6 valid minerals.

Rock Types Recorded

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

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Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Aegirine
Formula: NaFe3+Si2O6
ⓘ 'Alkali Feldspar'
ⓘ Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘ 'Clinopyroxene Subgroup'
ⓘ Nepheline
Formula: Na3K(Al4Si4O16)
ⓘ Orthoclase
Formula: K(AlSi3O8)
ⓘ Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
ⓘ Sanidine
Formula: K(AlSi3O8)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
ⓘAugite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘAegirine9.DA.25NaFe3+Si2O6
ⓘPhlogopite9.EC.20KMg3(AlSi3O10)(OH)2
ⓘNepheline9.FA.05Na3K(Al4Si4O16)
ⓘOrthoclase9.FA.30K(AlSi3O8)
ⓘSanidine9.FA.30K(AlSi3O8)
Unclassified
ⓘ'Alkali Feldspar'-
ⓘ'Clinopyroxene Subgroup'-

List of minerals for each chemical element

HHydrogen
Hⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
OOxygen
Oⓘ AegirineNaFe3+Si2O6
Oⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oⓘ NephelineNa3K(Al4Si4O16)
Oⓘ OrthoclaseK(AlSi3O8)
Oⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Oⓘ SanidineK(AlSi3O8)
NaSodium
Naⓘ AegirineNaFe3+Si2O6
Naⓘ NephelineNa3K(Al4Si4O16)
MgMagnesium
Mgⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
AlAluminium
Alⓘ NephelineNa3K(Al4Si4O16)
Alⓘ OrthoclaseK(AlSi3O8)
Alⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Alⓘ SanidineK(AlSi3O8)
SiSilicon
Siⓘ AegirineNaFe3+Si2O6
Siⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siⓘ NephelineNa3K(Al4Si4O16)
Siⓘ OrthoclaseK(AlSi3O8)
Siⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Siⓘ SanidineK(AlSi3O8)
KPotassium
Kⓘ NephelineNa3K(Al4Si4O16)
Kⓘ OrthoclaseK(AlSi3O8)
Kⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Kⓘ SanidineK(AlSi3O8)
CaCalcium
Caⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
FeIron
Feⓘ AegirineNaFe3+Si2O6
Feⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6

Other Regions, Features and Areas containing this locality

South America 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]Conceição, Fabiano Tomazini da, Mello, Rafael Carvalho Alves de, Fernandes, Alexandre Martins, Sardinha, Diego de Souza (2024) Chemical and Physical Denudation Rates in the Poços de Caldas Alkaline Massif, Minas Gerais State, Brazil. Minerals, 14 (7) doi:10.3390/min14070700
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