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Coola, Ekunha, Huambo Province, Angolai
Regional Level Types
CoolaOccurrence
EkunhaMunicipality
Huambo ProvinceProvince
AngolaCountry

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Latitude & Longitude (WGS84):
12° 31' South , 15° 16' East
Latitude & Longitude (decimal):
-12.51667,15.26667
GeoHash:
G#:kmfbg3kv5
GRN:
S09E11
Type:
Occurrence
Köppen climate type:
BSh : Hot semi-arid (steppe) climate
Nearest Settlements:
PlacePopulationDistance
Chela5,811(2014)29.9km
Longonjo24,346(2012)43.4km
Caála21,205(2012)49.1km
Huambo226,145(2013)58.8km
Mindat Locality ID:
158064
Long-form identifier:
mindat:1:2:158064:1
GUID (UUID V4):
0


Cretaceous carbonatite breccia, syenite, ijolite and fenite.

Select Mineral List Type

StandardDetailedGalleryStrunzChemical Elements

Detailed Mineral List:

ⓘAegirine-augite
Formula:(NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
ⓘ'Alkali Feldspar'
ⓘ'Amphibole Supergroup'
Formula:AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
ⓘBaryte
Formula:BaSO4
ⓘDolomite
Formula:CaMg(CO3)2
ⓘFluorite
Formula:CaF2
ⓘNepheline
Formula:Na3K(Al4Si4O16)
ⓘ'Parisite'
Formula:Ca(Ce/La/Nd/REE)2(CO3)3F2
ⓘQuartz
Formula:SiO2
ⓘ'Synchysite'
Formula:Ca(Ce/Nd/Y/REE)(CO3)2F
ⓘSynchysite-(Y)
Formula:CaY(CO3)2F

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 3 - Halides
ⓘFluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘDolomite5.AB.10CaMg(CO3)2
ⓘSynchysite-(Y)5.BD.20cCaY(CO3)2F
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘBaryte7.AD.35BaSO4
Group 9 - Silicates
ⓘAegirine-augite9.DA.20(NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
ⓘNepheline9.FA.05Na3K(Al4Si4O16)
Unclassified
ⓘ'Alkali Feldspar'-
ⓘ'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
ⓘ'Parisite'-Ca(Ce/La/Nd/REE)2(CO3)3F2
ⓘ'Synchysite'-Ca(Ce/Nd/Y/REE)(CO3)2F

List of minerals for each chemical element

HHydrogen
HⓘAmphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
CCarbon
CⓘDolomiteCaMg(CO3)2
CⓘSynchysite-(Y)CaY(CO3)2F
CⓘParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
CⓘSynchysiteCa(Ce/Nd/Y/REE)(CO3)2F
OOxygen
OⓘAegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
OⓘAmphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
OⓘBaryteBaSO4
OⓘDolomiteCaMg(CO3)2
OⓘNephelineNa3K(Al4Si4O16)
OⓘQuartzSiO2
OⓘSynchysite-(Y)CaY(CO3)2F
OⓘParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
OⓘSynchysiteCa(Ce/Nd/Y/REE)(CO3)2F
FFluorine
FⓘAmphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
FⓘFluoriteCaF2
FⓘSynchysite-(Y)CaY(CO3)2F
FⓘParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
FⓘSynchysiteCa(Ce/Nd/Y/REE)(CO3)2F
NaSodium
NaⓘAegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
NaⓘNephelineNa3K(Al4Si4O16)
MgMagnesium
MgⓘAegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
MgⓘDolomiteCaMg(CO3)2
AlAluminium
AlⓘAegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
AlⓘAmphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
AlⓘNephelineNa3K(Al4Si4O16)
SiSilicon
SiⓘAegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
SiⓘAmphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
SiⓘNephelineNa3K(Al4Si4O16)
SiⓘQuartzSiO2
SSulfur
SⓘBaryteBaSO4
ClChlorine
ClⓘAmphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
KPotassium
KⓘNephelineNa3K(Al4Si4O16)
CaCalcium
CaⓘAegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
CaⓘDolomiteCaMg(CO3)2
CaⓘFluoriteCaF2
CaⓘSynchysite-(Y)CaY(CO3)2F
CaⓘParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
CaⓘSynchysiteCa(Ce/Nd/Y/REE)(CO3)2F
TiTitanium
TiⓘAmphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
FeIron
FeⓘAegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
YYttrium
YⓘSynchysite-(Y)CaY(CO3)2F
YⓘSynchysiteCa(Ce/Nd/Y/REE)(CO3)2F
BaBarium
BaⓘBaryteBaSO4
LaLanthanum
LaⓘParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
CeCerium
CeⓘParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
CeⓘSynchysiteCa(Ce/Nd/Y/REE)(CO3)2F
NdNeodymium
NdⓘParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
NdⓘSynchysiteCa(Ce/Nd/Y/REE)(CO3)2F

Other Regions, Features and Areas containing this locality

AfricaContinent
African 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, pleaseregister so you can add to our database. This locality information is for reference purposes only. You should never attempt tovisit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holdersfor access and that you are aware of all safety precautions necessary.

References

Lapido-Loureiro, F.E. 1973. Carbonatitos de Angola. Memorias e Trabalhos do Instituto de Investigacoes Cientifica de Angola, 11.
www.getamap.net (n.d.)http://www.getamap.net/maps/angola/huambo/_coola/
Issa Filho, A., Dos Santos, A.B.R.M.D., Riffel, B.F., Lapido-Loureiro, F.E.V., McReath, I. (1991) Aspects of the geology, petrology and chemistry of some Angolan carbonatites.Journal of Geochemical Exploration, 40 (1) 205-226doi:10.1016/0375-6742(91)90039-w
Alberti, A., Castorina, F., Censi, P., Comin-Chiaramonti, P., Gomes, C.B. (1999) Geochemical characteristics of Cretaceous carbonatites from Angola.Journal of African Earth Sciences, 29 (4) 735-759doi:10.1016/s0899-5362(99)00127-x
Woolley, A. R. (2001)Alkaline Rocks and Carbonatites of the World, Part 3: Africa - Alkaline Rocks and Carbonatites of the World. The Geological Society of London.p.17
Orris, Greta J., Grauch, Richard I. (2002) Rare Earth Element Mines, Deposits, and Occurrences.Open-File Report 2002-189. US Geological Surveydoi:10.3133/ofr02189
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