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Østre Brattholmen, Porsgrunn, Telemark, Norwayi
Regional Level Types
Østre BrattholmenIsland
PorsgrunnMunicipality
TelemarkCounty
NorwayCountry

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PhotosMapsSearch
03194610017825716967966.jpg
Catapleiite

Østre Brattholmen, Porsgrunn, Telemark, Norway
06181340017272078144544.jpg
Aenigmatite, etc.

Østre Brattholmen, Porsgrunn, Telemark, Norway
03194610017825716967966.jpg
Catapleiite

Østre Brattholmen, Porsgrunn, Telemark, Norway
06181340017272078144544.jpg
Aenigmatite, etc.

Østre Brattholmen, Porsgrunn, Telemark, Norway
03194610017825716967966.jpg
Catapleiite

Østre Brattholmen, Porsgrunn, Telemark, Norway
06181340017272078144544.jpg
Aenigmatite, etc.

Østre Brattholmen, Porsgrunn, Telemark, Norway
Type:
Island
Mindat Locality ID:
50674
Long-form identifier:
mindat:1:2:50674:7
GUID (UUID V4):
0
Other/historical names associated with this locality:
Bratholmen
Other Languages:
Norwegian:
Østre Brattholmen, Porsgrunn, Telemark, Norge


An outcrop of a nepheline-syenite-pegmatite is found on the southeastern part of the island.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


20 valid minerals.

Rock Types Recorded


Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Aegirine
Formula: NaFe3+Si2O6
ⓘ Aenigmatite
Formula: Na4[Fe2+10Ti2]O4[Si12O36]
ⓘ Albite
Formula: Na(AlSi3O8)
ⓘ Analcime
Formula: Na(AlSi2O6) · H2O
ⓘ Annite
Formula: KFe2+3(AlSi3O10)(OH)2
ⓘ Astrophyllite
Formula: K2NaFe2+7Ti2[Si4O12]2O2(OH)4F
ⓘ Calcite
Formula: CaCO3
Description: As inclusions in eucolite (eudialyte group)
ⓘ Catapleiite
Formula: Na2Zr(Si3O9) · 2H2O
Habit: plates
Colour: reddish brown
Description: to 2 cm across embedded in feldsapar
ⓘ 'Eudialyte Group'
Formula: [N(1)N(2)N(3)N(4)N(5)]3[M(1.1)M(1.2)]3[M(2.1)M(2.2)M(2.3)]3-6[M(3)M(4)]Z3[Si24O72]Θ4X(1)X(2)
Colour: redbrown, brown
ⓘ 'Eudialyte Group var. Eucolite'
Formula: [N(1)N(2)N(3)N(4)N(5)]3[M(1.1)M(1.2)]3[M(2.1)M(2.2)M(2.3)]3-6[M(3)M(4)]Z3[Si24O72]Θ4X(1)X(2)
Colour: redbrown, brown
ⓘ Ferro-edenite
Formula: NaCa2Fe2+5(Si7Al)O22(OH)2
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Microcline
Formula: K(AlSi3O8)
ⓘ Molybdenite
Formula: MoS2
ⓘ Montmorillonite
Formula: (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Natrolite
Formula: Na2Al2Si3O10 · 2H2O
ⓘ Natrolite var. Spreustein
Formula: Na2Al2Si3O10 · 2H2O
ⓘ Nepheline
Formula: Na3K(Al4Si4O16)
ⓘ Pyrite
Formula: FeS2
ⓘ 'Pyrochlore Group'
Formula: A2Nb2(O,OH)6Z
ⓘ Rosenbuschite
Formula: Na6Ca6Zr3Ti(Si2O7)4O2F6
ⓘ Thorite
Formula: Th(SiO4)
ⓘ Zircon
Formula: Zr(SiO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘMolybdenite2.EA.30MoS2
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘ'Pyrochlore Group'4.00.A2Nb2(O,OH)6Z
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 9 - Silicates
ⓘThorite9.AD.30Th(SiO4)
ⓘZircon9.AD.30Zr(SiO4)
ⓘRosenbuschite9.BE.22Na6Ca6Zr3Ti(Si2O7)4O2F6
ⓘCatapleiite9.CA.15Na2Zr(Si3O9) · 2H2O
ⓘAegirine9.DA.25NaFe3+Si2O6
ⓘAstrophyllite9.DC.05K2NaFe2+7Ti2[Si4O12]2O2(OH)4F
ⓘFerro-edenite9.DE.15NaCa2Fe2+5(Si7Al)O22(OH)2
ⓘAenigmatite9.DH.40Na4[Fe2+10Ti2]O4[Si12O36]
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘAnnite9.EC.20KFe2+3(AlSi3O10)(OH)2
ⓘMontmorillonite9.EC.40(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
ⓘNepheline9.FA.05Na3K(Al4Si4O16)
ⓘMicrocline9.FA.30K(AlSi3O8)
ⓘAlbite9.FA.35Na(AlSi3O8)
ⓘNatrolite9.GA.05Na2Al2Si3O10 · 2H2O
ⓘvar. Spreustein9.GA.05Na2Al2Si3O10 · 2H2O
ⓘAnalcime9.GB.05Na(AlSi2O6) · H2O
Unclassified
ⓘ'Eudialyte Group
var. Eucolite'		-[N(1)N(2)N(3)N(4)N(5)]3[M(1.1)M(1.2)]3[M(2.1)M(2.2)M(2.3)]3-6[M(3)M(4)]Z3[Si24O72]Θ4X(1)X(2)
ⓘ''-[N(1)N(2)N(3)N(4)N(5)]3[M(1.1)M(1.2)]3[M(2.1)M(2.2)M(2.3)]3-6[M(3)M(4)]Z3[Si24O72]Θ4X(1)X(2)

List of minerals for each chemical element

HHydrogen
Hⓘ AnalcimeNa(AlSi2O6) · H2O
Hⓘ AnniteKFe32+(AlSi3O10)(OH)2
Hⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Hⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Hⓘ Ferro-edeniteNaCa2Fe52+(Si7Al)O22(OH)2
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Hⓘ NatroliteNa2Al2Si3O10 · 2H2O
Hⓘ Pyrochlore GroupA2Nb2(O,OH)6Z
Hⓘ Natrolite var. SpreusteinNa2Al2Si3O10 · 2H2O
CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ AegirineNaFe3+Si2O6
Oⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ AnalcimeNa(AlSi2O6) · H2O
Oⓘ AnniteKFe32+(AlSi3O10)(OH)2
Oⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Oⓘ CalciteCaCO3
Oⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Oⓘ Ferro-edeniteNaCa2Fe52+(Si7Al)O22(OH)2
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MicroclineK(AlSi3O8)
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Oⓘ NephelineNa3K(Al4Si4O16)
Oⓘ NatroliteNa2Al2Si3O10 · 2H2O
Oⓘ Pyrochlore GroupA2Nb2(O,OH)6Z
Oⓘ RosenbuschiteNa6Ca6Zr3Ti(Si2O7)4O2F6
Oⓘ ThoriteTh(SiO4)
Oⓘ ZirconZr(SiO4)
Oⓘ Eudialyte Group var. Eucolite[N(1)N(2)N(3)N(4)N(5)]3[M(1.1)M(1.2)]3[M(2.1)M(2.2)M(2.3)]3-6[M(3)M(4)]Z3[Si24O72]Θ4X(1)X(2)
Oⓘ Eudialyte Group[N(1)N(2)N(3)N(4)N(5)]3[M(1.1)M(1.2)]3[M(2.1)M(2.2)M(2.3)]3-6[M(3)M(4)]Z3[Si24O72]Θ4X(1)X(2)
Oⓘ Natrolite var. SpreusteinNa2Al2Si3O10 · 2H2O
FFluorine
Fⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Fⓘ RosenbuschiteNa6Ca6Zr3Ti(Si2O7)4O2F6
NaSodium
Naⓘ AegirineNaFe3+Si2O6
Naⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Naⓘ AlbiteNa(AlSi3O8)
Naⓘ AnalcimeNa(AlSi2O6) · H2O
Naⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Naⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Naⓘ Ferro-edeniteNaCa2Fe52+(Si7Al)O22(OH)2
Naⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Naⓘ NephelineNa3K(Al4Si4O16)
Naⓘ NatroliteNa2Al2Si3O10 · 2H2O
Naⓘ RosenbuschiteNa6Ca6Zr3Ti(Si2O7)4O2F6
Naⓘ Natrolite var. SpreusteinNa2Al2Si3O10 · 2H2O
MgMagnesium
Mgⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
AlAluminium
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ AnalcimeNa(AlSi2O6) · H2O
Alⓘ AnniteKFe32+(AlSi3O10)(OH)2
Alⓘ Ferro-edeniteNaCa2Fe52+(Si7Al)O22(OH)2
Alⓘ MicroclineK(AlSi3O8)
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Alⓘ NephelineNa3K(Al4Si4O16)
Alⓘ NatroliteNa2Al2Si3O10 · 2H2O
Alⓘ Natrolite var. SpreusteinNa2Al2Si3O10 · 2H2O
SiSilicon
Siⓘ AegirineNaFe3+Si2O6
Siⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ AnalcimeNa(AlSi2O6) · H2O
Siⓘ AnniteKFe32+(AlSi3O10)(OH)2
Siⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Siⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Siⓘ Ferro-edeniteNaCa2Fe52+(Si7Al)O22(OH)2
Siⓘ MicroclineK(AlSi3O8)
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Siⓘ NephelineNa3K(Al4Si4O16)
Siⓘ NatroliteNa2Al2Si3O10 · 2H2O
Siⓘ RosenbuschiteNa6Ca6Zr3Ti(Si2O7)4O2F6
Siⓘ ThoriteTh(SiO4)
Siⓘ ZirconZr(SiO4)
Siⓘ Eudialyte Group var. Eucolite[N(1)N(2)N(3)N(4)N(5)]3[M(1.1)M(1.2)]3[M(2.1)M(2.2)M(2.3)]3-6[M(3)M(4)]Z3[Si24O72]Θ4X(1)X(2)
Siⓘ Eudialyte Group[N(1)N(2)N(3)N(4)N(5)]3[M(1.1)M(1.2)]3[M(2.1)M(2.2)M(2.3)]3-6[M(3)M(4)]Z3[Si24O72]Θ4X(1)X(2)
Siⓘ Natrolite var. SpreusteinNa2Al2Si3O10 · 2H2O
SSulfur
Sⓘ MolybdeniteMoS2
Sⓘ PyriteFeS2
KPotassium
Kⓘ AnniteKFe32+(AlSi3O10)(OH)2
Kⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Kⓘ MicroclineK(AlSi3O8)
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Kⓘ NephelineNa3K(Al4Si4O16)
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ Ferro-edeniteNaCa2Fe52+(Si7Al)O22(OH)2
Caⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Caⓘ RosenbuschiteNa6Ca6Zr3Ti(Si2O7)4O2F6
TiTitanium
Tiⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Tiⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Tiⓘ RosenbuschiteNa6Ca6Zr3Ti(Si2O7)4O2F6
FeIron
Feⓘ AegirineNaFe3+Si2O6
Feⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Feⓘ AnniteKFe32+(AlSi3O10)(OH)2
Feⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Feⓘ Ferro-edeniteNaCa2Fe52+(Si7Al)O22(OH)2
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ PyriteFeS2
ZrZirconium
Zrⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Zrⓘ RosenbuschiteNa6Ca6Zr3Ti(Si2O7)4O2F6
Zrⓘ ZirconZr(SiO4)
NbNiobium
Nbⓘ Pyrochlore GroupA2Nb2(O,OH)6Z
MoMolybdenum
Moⓘ MolybdeniteMoS2
ThThorium
Thⓘ ThoriteTh(SiO4)

Fossils

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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

Bollingberg, H. J., Ure, A. M., Sørensen, I., Leonardsen, E. S. (1983) Geochemistry of some eudialyte-eucolite specimens and a co-existing catapleiite from Langesund, Norway. TMPM Tschermaks Mineralogische und Petrographische Mitteilungen, 32 (2) Springer Science and Business Media LLC. 153-169 doi:10.1007/bf01081107with analysis of a redbrown "eucolite" from this locality
Larsen, Alf Olav (2001) Chemical composition of catapleiites from the syenite pegmatites in the Larvik plutonic complex, Norway. Norsk Bergverksmuseum Skrift, 18. 5-9 with an analysis of catapleiite from Østre Brattholmen
Åsheim, Arne, Berge, Svein Arne, Larsen, Alf Olav (2008) Sporelementer i ænigmatitt fra Larvik plutonkompleks. Norsk Bergverksmuseum Skrift 38, 63-65
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