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Mount Nakkaalaaq, Ilímaussaq complex, Kujalleq, Greenlandi
Regional Level Types
Mount NakkaalaaqMountain
Ilímaussaq complexComplex
KujalleqMunicipality
GreenlandAutonomous Territory

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Latitude & Longitude (WGS84):
60° 58' 0'' North , 45° 53' 59'' West
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Narsaq1,633 (2018)10.1km
Qaqortoq3,224 (2018)28.6km
Narsarsuaq154 (2017)33.1km
Mindat Locality ID:
1956
Long-form identifier:
mindat:1:2:1956:2
GUID (UUID V4):
1251ab99-8495-4474-a93d-bf621128d40c
Other/historical names associated with this locality:
Nakalaq; Nakalak Mountain; Nakalak
Other Languages:
Greenlandic:
Nakkaalaaq, Kommune Kujalleq, Kalaallit Nunaat


A steep mountain NE of Taseq Lake in the Ilímaussaq complex. Several pegmatite veins hosted in augite syenite are located near the top of the mountain.

The cotype specimen of sørensenite was found in hydrothermal veins in naujaite on the north-east slope of Mount Nakkaalaaq (Semenov et al. 1965)

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

35 valid minerals. 6 (TL) - type locality of valid minerals.

Rock Types Recorded

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

Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Aegirine
Formula: NaFe3+Si2O6
Albite
Formula: Na(AlSi3O8)
Analcime
Formula: Na(AlSi2O6) · H2O
Avicennite
Formula: Tl2O3
Barylite
Formula: Be2Ba(Si2O7)
Bavenite
Formula: Ca4Be2Al2Si9O26(OH)2
Behoite
Formula: Be(OH)2
Bertrandite
Formula: Be4(Si2O7)(OH)2
Calcite
Formula: CaCO3
Chalcothallite (TL)
Formula: Tl2(Cu,Fe)6SbS4
Type Locality:
Chkalovite
Formula: Na2BeSi2O6
Cuprostibite (TL)
Formula: Cu2(Sb,Tl)
Type Locality:
Epididymite
Formula: Na2Be2Si6O15 · H2O
Epistolite
Formula: (Na◻)Nb2Na3Ti(Si2O7)2O2(OH)2(H2O)4
Eudidymite
Formula: Na2Be2Si6O15 · H2O
Fersmite
Formula: (Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6
Galena
Formula: PbS
Genthelvite
Formula: Be3Zn4(SiO4)3S
Helvine
Formula: Be3Mn2+4(SiO4)3S
Hematite
Formula: Fe2O3
Hemimorphite
Formula: Zn4Si2O7(OH)2 · H2O
Hydroxylgugiaite (TL)
Formula: (Ca,◻)2(Si,Be)[(Be,Si)2O5.5(OH)1.5]
Type Locality:
Ilímaussite-(Ce) (TL)
Formula: (Na,K)7-8(Ba,K)10Ce5(Nb,Ti)6(Si3O9)4(Si9O18)O6(O,OH)24
Type Locality:
Description: The type material is probably not in existence. Only one small find later at the type locality of very few specimens in 2001. All published analysis of so called "ilimaussite-Ce" from Russia have proved to be the later described Ti-analoge Diversilite-Ce.
Lafossaite
Formula: Tl(Cl,Br)
Leucophanite
Formula: NaCaBeSi2O6F
Microcline
Formula: K(AlSi3O8)
Nakkaalaaqite (TL)
Formula: K2[Na3Ca]LiCa2Ti2Be4Si12O38
Type Locality:
Neptunite
Formula: KNa2Li(Fe2+)2Ti2[Si4O12]2
Odintsovite
Formula: K2Na4Ca3Ti2Be4Si12O38
Habit: Flat, fan-to wheel-shaped aggregates up to 1 mm in diameter
Colour: tan coloured
Description: Occurs in microcline veins
Polylithionite
Formula: KLi2Al(Si4O10)(F,OH)2
'Pyrochlore Group'
Formula: A2Nb2(O,OH)6Z
Sodalite
Formula: Na4(Si3Al3)O12Cl
Sørensenite (TL)
Formula: Na4SnBe2Si6O16(OH)4
Type Locality:
Sphalerite
Formula: ZnS
Thalcusite
Formula: Tl2Cu3FeS4
'UM1967-12-SiO:HNaZr'
Formula: NaZrSi4O10(OH) · 2H2O
'UM1969-12-SiO:AlFeHK'
Formula: (Na,Ca,K)(Fe,Mg)Al2Si4O13 · 2H2O
Ussingite
Formula: Na2AlSi3O8OH

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Cuprostibite (TL)2.AA.20Cu2(Sb,Tl)
Thalcusite2.BD.30Tl2Cu3FeS4
Chalcothallite (TL)2.BD.40Tl2(Cu,Fe)6SbS4
Sphalerite2.CB.05aZnS
Galena2.CD.10PbS
Group 3 - Halides
Lafossaite3.AA.25Tl(Cl,Br)
Group 4 - Oxides and Hydroxides
'Pyrochlore Group'4.00.A2Nb2(O,OH)6Z
Hematite4.CB.05Fe2O3
Avicennite4.CB.10Tl2O3
Fersmite4.DG.05(Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6
Behoite4.FA.05aBe(OH)2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 9 - Silicates
Hydroxylgugiaite (TL)9.BB.10(Ca,◻)2(Si,Be)[(Be,Si)2O5.5(OH)1.5]
Barylite9.BB.15Be2Ba(Si2O7)
Bertrandite9.BD.05Be4(Si2O7)(OH)2
Hemimorphite9.BD.10Zn4Si2O7(OH)2 · H2O
Epistolite9.BE.30(Na◻)Nb2Na3Ti(Si2O7)2O2(OH)2(H2O)4
Ilímaussite-(Ce) (TL)9.CB.15(Na,K)7-8(Ba,K)10Ce5(Nb,Ti)6(Si3O9)4(Si9O18)O6(O,OH)24
Nakkaalaaqite (TL)9.CJ.K2[Na3Ca]LiCa2Ti2Be4Si12O38
Odintsovite9.CJ.50K2Na4Ca3Ti2Be4Si12O38
Aegirine9.DA.25NaFe3+Si2O6
Bavenite9.DF.25Ca4Be2Al2Si9O26(OH)2
Sørensenite (TL)9.DG.30Na4SnBe2Si6O16(OH)4
Epididymite9.DG.55Na2Be2Si6O15 · H2O
Eudidymite9.DG.60Na2Be2Si6O15 · H2O
Leucophanite9.DH.05NaCaBeSi2O6F
Chkalovite9.DM.20Na2BeSi2O6
Polylithionite9.EC.20KLi2Al(Si4O10)(F,OH)2
Neptunite9.EH.05KNa2Li(Fe2+)2Ti2[Si4O12]2
Ussingite9.EH.20Na2AlSi3O8OH
Microcline9.FA.30K(AlSi3O8)
Albite9.FA.35Na(AlSi3O8)
Sodalite9.FB.10Na4(Si3Al3)O12Cl
Helvine9.FB.10Be3Mn2+4(SiO4)3S
Genthelvite9.FB.10Be3Zn4(SiO4)3S
Analcime9.GB.05Na(AlSi2O6) · H2O
Unclassified
'UM1967-12-SiO:HNaZr'-NaZrSi4O10(OH) · 2H2O
'UM1969-12-SiO:AlFeHK'-(Na,Ca,K)(Fe,Mg)Al2Si4O13 · 2H2O

List of minerals for each chemical element

HHydrogen
H AnalcimeNa(AlSi2O6) · H2O
H BaveniteCa4Be2Al2Si9O26(OH)2
H BehoiteBe(OH)2
H BertranditeBe4(Si2O7)(OH)2
H EpididymiteNa2Be2Si6O15 · H2O
H Epistolite(Na◻)Nb2Na3Ti(Si2O7)2O2(OH)2(H2O)4
H EudidymiteNa2Be2Si6O15 · H2O
H Fersmite(Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6
H HemimorphiteZn4Si2O7(OH)2 · H2O
H Ilímaussite-(Ce)(Na,K)7-8(Ba,K)10Ce5(Nb,Ti)6(Si3O9)4(Si9O18)O6(O,OH)24
H PolylithioniteKLi2Al(Si4O10)(F,OH)2
H Pyrochlore GroupA2Nb2(O,OH)6Z
H SørenseniteNa4SnBe2Si6O16(OH)4
H UssingiteNa2AlSi3O8OH
H Hydroxylgugiaite(Ca,◻)2(Si,Be)[(Be,Si)2O5.5(OH)1.5]
H UM1967-12-SiO:HNaZrNaZrSi4O10(OH) · 2H2O
H UM1969-12-SiO:AlFeHK(Na,Ca,K)(Fe,Mg)Al2Si4O13 · 2H2O
LiLithium
Li NeptuniteKNa2Li(Fe2+)2Ti2[Si4O12]2
Li PolylithioniteKLi2Al(Si4O10)(F,OH)2
Li NakkaalaaqiteK2[Na3Ca]LiCa2Ti2Be4Si12O38
BeBeryllium
Be BaryliteBe2Ba(Si2O7)
Be BaveniteCa4Be2Al2Si9O26(OH)2
Be BehoiteBe(OH)2
Be BertranditeBe4(Si2O7)(OH)2
Be ChkaloviteNa2BeSi2O6
Be EpididymiteNa2Be2Si6O15 · H2O
Be EudidymiteNa2Be2Si6O15 · H2O
Be GenthelviteBe3Zn4(SiO4)3S
Be HelvineBe3Mn42+(SiO4)3S
Be LeucophaniteNaCaBeSi2O6F
Be SørenseniteNa4SnBe2Si6O16(OH)4
Be OdintsoviteK2Na4Ca3Ti2Be4Si12O38
Be Hydroxylgugiaite(Ca,◻)2(Si,Be)[(Be,Si)2O5.5(OH)1.5]
Be NakkaalaaqiteK2[Na3Ca]LiCa2Ti2Be4Si12O38
CCarbon
C CalciteCaCO3
OOxygen
O AegirineNaFe3+Si2O6
O AlbiteNa(AlSi3O8)
O AnalcimeNa(AlSi2O6) · H2O
O AvicenniteTl2O3
O BaryliteBe2Ba(Si2O7)
O BaveniteCa4Be2Al2Si9O26(OH)2
O BehoiteBe(OH)2
O BertranditeBe4(Si2O7)(OH)2
O CalciteCaCO3
O ChkaloviteNa2BeSi2O6
O EpididymiteNa2Be2Si6O15 · H2O
O Epistolite(Na◻)Nb2Na3Ti(Si2O7)2O2(OH)2(H2O)4
O EudidymiteNa2Be2Si6O15 · H2O
O Fersmite(Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6
O GenthelviteBe3Zn4(SiO4)3S
O HelvineBe3Mn42+(SiO4)3S
O HematiteFe2O3
O HemimorphiteZn4Si2O7(OH)2 · H2O
O Ilímaussite-(Ce)(Na,K)7-8(Ba,K)10Ce5(Nb,Ti)6(Si3O9)4(Si9O18)O6(O,OH)24
O LeucophaniteNaCaBeSi2O6F
O MicroclineK(AlSi3O8)
O NeptuniteKNa2Li(Fe2+)2Ti2[Si4O12]2
O PolylithioniteKLi2Al(Si4O10)(F,OH)2
O Pyrochlore GroupA2Nb2(O,OH)6Z
O SodaliteNa4(Si3Al3)O12Cl
O SørenseniteNa4SnBe2Si6O16(OH)4
O UssingiteNa2AlSi3O8OH
O OdintsoviteK2Na4Ca3Ti2Be4Si12O38
O Hydroxylgugiaite(Ca,◻)2(Si,Be)[(Be,Si)2O5.5(OH)1.5]
O UM1967-12-SiO:HNaZrNaZrSi4O10(OH) · 2H2O
O UM1969-12-SiO:AlFeHK(Na,Ca,K)(Fe,Mg)Al2Si4O13 · 2H2O
O NakkaalaaqiteK2[Na3Ca]LiCa2Ti2Be4Si12O38
FFluorine
F Fersmite(Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6
F LeucophaniteNaCaBeSi2O6F
F PolylithioniteKLi2Al(Si4O10)(F,OH)2
NaSodium
Na AegirineNaFe3+Si2O6
Na AlbiteNa(AlSi3O8)
Na AnalcimeNa(AlSi2O6) · H2O
Na ChkaloviteNa2BeSi2O6
Na EpididymiteNa2Be2Si6O15 · H2O
Na Epistolite(Na◻)Nb2Na3Ti(Si2O7)2O2(OH)2(H2O)4
Na EudidymiteNa2Be2Si6O15 · H2O
Na Fersmite(Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6
Na Ilímaussite-(Ce)(Na,K)7-8(Ba,K)10Ce5(Nb,Ti)6(Si3O9)4(Si9O18)O6(O,OH)24
Na LeucophaniteNaCaBeSi2O6F
Na NeptuniteKNa2Li(Fe2+)2Ti2[Si4O12]2
Na SodaliteNa4(Si3Al3)O12Cl
Na SørenseniteNa4SnBe2Si6O16(OH)4
Na UssingiteNa2AlSi3O8OH
Na OdintsoviteK2Na4Ca3Ti2Be4Si12O38
Na UM1967-12-SiO:HNaZrNaZrSi4O10(OH) · 2H2O
Na UM1969-12-SiO:AlFeHK(Na,Ca,K)(Fe,Mg)Al2Si4O13 · 2H2O
Na NakkaalaaqiteK2[Na3Ca]LiCa2Ti2Be4Si12O38
MgMagnesium
Mg UM1969-12-SiO:AlFeHK(Na,Ca,K)(Fe,Mg)Al2Si4O13 · 2H2O
AlAluminium
Al AlbiteNa(AlSi3O8)
Al AnalcimeNa(AlSi2O6) · H2O
Al BaveniteCa4Be2Al2Si9O26(OH)2
Al MicroclineK(AlSi3O8)
Al PolylithioniteKLi2Al(Si4O10)(F,OH)2
Al SodaliteNa4(Si3Al3)O12Cl
Al UssingiteNa2AlSi3O8OH
Al UM1969-12-SiO:AlFeHK(Na,Ca,K)(Fe,Mg)Al2Si4O13 · 2H2O
SiSilicon
Si AegirineNaFe3+Si2O6
Si AlbiteNa(AlSi3O8)
Si AnalcimeNa(AlSi2O6) · H2O
Si BaryliteBe2Ba(Si2O7)
Si BaveniteCa4Be2Al2Si9O26(OH)2
Si BertranditeBe4(Si2O7)(OH)2
Si ChkaloviteNa2BeSi2O6
Si EpididymiteNa2Be2Si6O15 · H2O
Si Epistolite(Na◻)Nb2Na3Ti(Si2O7)2O2(OH)2(H2O)4
Si EudidymiteNa2Be2Si6O15 · H2O
Si GenthelviteBe3Zn4(SiO4)3S
Si HelvineBe3Mn42+(SiO4)3S
Si HemimorphiteZn4Si2O7(OH)2 · H2O
Si Ilímaussite-(Ce)(Na,K)7-8(Ba,K)10Ce5(Nb,Ti)6(Si3O9)4(Si9O18)O6(O,OH)24
Si LeucophaniteNaCaBeSi2O6F
Si MicroclineK(AlSi3O8)
Si NeptuniteKNa2Li(Fe2+)2Ti2[Si4O12]2
Si PolylithioniteKLi2Al(Si4O10)(F,OH)2
Si SodaliteNa4(Si3Al3)O12Cl
Si SørenseniteNa4SnBe2Si6O16(OH)4
Si UssingiteNa2AlSi3O8OH
Si OdintsoviteK2Na4Ca3Ti2Be4Si12O38
Si Hydroxylgugiaite(Ca,◻)2(Si,Be)[(Be,Si)2O5.5(OH)1.5]
Si UM1967-12-SiO:HNaZrNaZrSi4O10(OH) · 2H2O
Si UM1969-12-SiO:AlFeHK(Na,Ca,K)(Fe,Mg)Al2Si4O13 · 2H2O
Si NakkaalaaqiteK2[Na3Ca]LiCa2Ti2Be4Si12O38
SSulfur
S ChalcothalliteTl2(Cu,Fe)6SbS4
S GalenaPbS
S GenthelviteBe3Zn4(SiO4)3S
S HelvineBe3Mn42+(SiO4)3S
S SphaleriteZnS
S ThalcusiteTl2Cu3FeS4
ClChlorine
Cl SodaliteNa4(Si3Al3)O12Cl
Cl LafossaiteTl(Cl,Br)
KPotassium
K Ilímaussite-(Ce)(Na,K)7-8(Ba,K)10Ce5(Nb,Ti)6(Si3O9)4(Si9O18)O6(O,OH)24
K MicroclineK(AlSi3O8)
K NeptuniteKNa2Li(Fe2+)2Ti2[Si4O12]2
K PolylithioniteKLi2Al(Si4O10)(F,OH)2
K OdintsoviteK2Na4Ca3Ti2Be4Si12O38
K UM1969-12-SiO:AlFeHK(Na,Ca,K)(Fe,Mg)Al2Si4O13 · 2H2O
K NakkaalaaqiteK2[Na3Ca]LiCa2Ti2Be4Si12O38
CaCalcium
Ca BaveniteCa4Be2Al2Si9O26(OH)2
Ca CalciteCaCO3
Ca Fersmite(Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6
Ca LeucophaniteNaCaBeSi2O6F
Ca OdintsoviteK2Na4Ca3Ti2Be4Si12O38
Ca Hydroxylgugiaite(Ca,◻)2(Si,Be)[(Be,Si)2O5.5(OH)1.5]
Ca UM1969-12-SiO:AlFeHK(Na,Ca,K)(Fe,Mg)Al2Si4O13 · 2H2O
Ca NakkaalaaqiteK2[Na3Ca]LiCa2Ti2Be4Si12O38
TiTitanium
Ti Epistolite(Na◻)Nb2Na3Ti(Si2O7)2O2(OH)2(H2O)4
Ti Fersmite(Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6
Ti Ilímaussite-(Ce)(Na,K)7-8(Ba,K)10Ce5(Nb,Ti)6(Si3O9)4(Si9O18)O6(O,OH)24
Ti NeptuniteKNa2Li(Fe2+)2Ti2[Si4O12]2
Ti OdintsoviteK2Na4Ca3Ti2Be4Si12O38
Ti NakkaalaaqiteK2[Na3Ca]LiCa2Ti2Be4Si12O38
MnManganese
Mn HelvineBe3Mn42+(SiO4)3S
FeIron
Fe AegirineNaFe3+Si2O6
Fe ChalcothalliteTl2(Cu,Fe)6SbS4
Fe HematiteFe2O3
Fe NeptuniteKNa2Li(Fe2+)2Ti2[Si4O12]2
Fe ThalcusiteTl2Cu3FeS4
Fe UM1969-12-SiO:AlFeHK(Na,Ca,K)(Fe,Mg)Al2Si4O13 · 2H2O
CuCopper
Cu ChalcothalliteTl2(Cu,Fe)6SbS4
Cu CuprostibiteCu2(Sb,Tl)
Cu ThalcusiteTl2Cu3FeS4
ZnZinc
Zn GenthelviteBe3Zn4(SiO4)3S
Zn HemimorphiteZn4Si2O7(OH)2 · H2O
Zn SphaleriteZnS
BrBromine
Br LafossaiteTl(Cl,Br)
ZrZirconium
Zr UM1967-12-SiO:HNaZrNaZrSi4O10(OH) · 2H2O
NbNiobium
Nb Epistolite(Na◻)Nb2Na3Ti(Si2O7)2O2(OH)2(H2O)4
Nb Fersmite(Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6
Nb Ilímaussite-(Ce)(Na,K)7-8(Ba,K)10Ce5(Nb,Ti)6(Si3O9)4(Si9O18)O6(O,OH)24
Nb Pyrochlore GroupA2Nb2(O,OH)6Z
SnTin
Sn SørenseniteNa4SnBe2Si6O16(OH)4
SbAntimony
Sb ChalcothalliteTl2(Cu,Fe)6SbS4
Sb CuprostibiteCu2(Sb,Tl)
BaBarium
Ba BaryliteBe2Ba(Si2O7)
Ba Ilímaussite-(Ce)(Na,K)7-8(Ba,K)10Ce5(Nb,Ti)6(Si3O9)4(Si9O18)O6(O,OH)24
CeCerium
Ce Fersmite(Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6
Ce Ilímaussite-(Ce)(Na,K)7-8(Ba,K)10Ce5(Nb,Ti)6(Si3O9)4(Si9O18)O6(O,OH)24
TaTantalum
Ta Fersmite(Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6
TlThallium
Tl AvicenniteTl2O3
Tl ChalcothalliteTl2(Cu,Fe)6SbS4
Tl CuprostibiteCu2(Sb,Tl)
Tl ThalcusiteTl2Cu3FeS4
Tl LafossaiteTl(Cl,Br)
PbLead
Pb GalenaPbS

Localities in this Region

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