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Håøya West, Håøya, Langesundsfjorden, Porsgrunn, Telemark, Norwayi
Regional Level Types
Håøya West- not defined -
HåøyaIsland
Langesundsfjorden- not defined -
PorsgrunnMunicipality
TelemarkCounty
NorwayCountry

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Latitude & Longitude (WGS84):
59° 1' 18'' North , 9° 48' 35'' East (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~0km
Name(s) in local language(s):
Håøya Vest, Håøya, Langesundsfjorden, Porsgrunn kommune, Telemark fylke, Norge


Dark colored porphyritic "Soda-minette" dikes found inside or close to nepheline syenite pegmatite dikes are described from the western side of Håøya between Skutevik and Bukkevik.
The minerals listed here are found in the pegmatites.

Regions containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
ScandinaviaRegion

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Standard Detailed Strunz Dana Chemical Elements

Mineral List

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

6 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and 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

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Alphabetical List Tree Diagram

Detailed Mineral List:

Aegirine
Formula: NaFe3+Si2O6
Reference: Dons, J. A. (1969): Interupted creations of nepheline syenite pegmatite dikes in the Langesundsfjord area, S.Norway. Norsk Geologisk Tidsskrift 49: 145-157
'Albite-Anorthite Series'
Description: Small grains (An7-15)
Reference: Dons, J. A. (1969): Interupted creations of nepheline syenite pegmatite dikes in the Langesundsfjord area, S.Norway. Norsk Geologisk Tidsskrift 49: 145-157
'Amphibole Supergroup'
Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Description: An alkali amphibole
Reference: Dons, J. A. (1969): Interupted creations of nepheline syenite pegmatite dikes in the Langesundsfjord area, S.Norway. Norsk Geologisk Tidsskrift 49: 145-157
'Feldspar Group'
Reference: Dons, J. A. (1969): Interupted creations of nepheline syenite pegmatite dikes in the Langesundsfjord area, S.Norway. Norsk Geologisk Tidsskrift 49: 145-157
'Feldspar Group var: Perthite'
Reference: Dons, J. A. (1969): Interupted creations of nepheline syenite pegmatite dikes in the Langesundsfjord area, S.Norway. Norsk Geologisk Tidsskrift 49: 145-157
Gonnardite
Formula: (Na,Ca)2(Si,Al)5O10 · 3H2O
Description: As pseudomorphoses after nepheline (spreustein)
Reference: Dons, J. A. (1969): Interupted creations of nepheline syenite pegmatite dikes in the Langesundsfjord area, S.Norway. Norsk Geologisk Tidsskrift 49: 145-157
Microcline
Formula: K(AlSi3O8)
Description: perthitic
Reference: Dons, J. A. (1969): Interupted creations of nepheline syenite pegmatite dikes in the Langesundsfjord area, S.Norway. Norsk Geologisk Tidsskrift 49: 145-157
Natrolite
Formula: Na2Al2Si3O10 · 2H2O
Reference: Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
Natrolite var: Spreustein
Formula: Na2Al2Si3O10 · 2H2O
Reference: Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
Nepheline
Formula: Na3K(Al4Si4O16)
Reference: Dons, J. A. (1969): Interupted creations of nepheline syenite pegmatite dikes in the Langesundsfjord area, S.Norway. Norsk Geologisk Tidsskrift 49: 145-157
Zircon
Formula: Zr(SiO4)
Reference: Dons, J. A. (1969): Interupted creations of nepheline syenite pegmatite dikes in the Langesundsfjord area, S.Norway. Norsk Geologisk Tidsskrift 49: 145-157

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
Aegirine9.DA.25NaFe3+Si2O6
Gonnardite9.GA.05(Na,Ca)2(Si,Al)5O10 · 3H2O
Microcline9.FA.30K(AlSi3O8)
Natrolite9.GA.05Na2Al2Si3O10 · 2H2O
var: Spreustein9.GA.05Na2Al2Si3O10 · 2H2O
Nepheline9.FA.05Na3K(Al4Si4O16)
Zircon9.AD.30Zr(SiO4)
Unclassified Minerals, Rocks, etc.
'Albite-Anorthite Series'-
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Feldspar Group'-
'var: Perthite'-

List of minerals arranged by Dana 8th Edition classification

Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Aegirine65.1.3c.2NaFe3+Si2O6
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Microcline76.1.1.5K(AlSi3O8)
Al-Si Framework Feldspathoids and related species
Nepheline76.2.1.2Na3K(Al4Si4O16)
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Gonnardite77.1.5.7(Na,Ca)2(Si,Al)5O10 · 3H2O
Natrolite77.1.5.1Na2Al2Si3O10 · 2H2O
Unclassified Minerals, Mixtures, etc.
'Albite-Anorthite Series'-
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Feldspar Group'-
'var: Perthite'-
Natrolite
var: Spreustein
-Na2Al2Si3O10 · 2H2O

List of minerals for each chemical element

HHydrogen
H Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
H Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
H Natrolite (var: Spreustein)Na2Al2Si3O10 · 2H2O
H NatroliteNa2Al2Si3O10 · 2H2O
OOxygen
O MicroclineK(AlSi3O8)
O NephelineNa3K(Al4Si4O16)
O Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
O AegirineNaFe3+Si2O6
O ZirconZr(SiO4)
O Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
O Natrolite (var: Spreustein)Na2Al2Si3O10 · 2H2O
O NatroliteNa2Al2Si3O10 · 2H2O
FFluorine
F Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
NaSodium
Na NephelineNa3K(Al4Si4O16)
Na Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
Na AegirineNaFe3+Si2O6
Na Natrolite (var: Spreustein)Na2Al2Si3O10 · 2H2O
Na NatroliteNa2Al2Si3O10 · 2H2O
AlAluminium
Al MicroclineK(AlSi3O8)
Al NephelineNa3K(Al4Si4O16)
Al Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
Al Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Al Natrolite (var: Spreustein)Na2Al2Si3O10 · 2H2O
Al NatroliteNa2Al2Si3O10 · 2H2O
SiSilicon
Si MicroclineK(AlSi3O8)
Si NephelineNa3K(Al4Si4O16)
Si Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
Si AegirineNaFe3+Si2O6
Si ZirconZr(SiO4)
Si Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Si Natrolite (var: Spreustein)Na2Al2Si3O10 · 2H2O
Si NatroliteNa2Al2Si3O10 · 2H2O
ClChlorine
Cl Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
KPotassium
K MicroclineK(AlSi3O8)
K NephelineNa3K(Al4Si4O16)
CaCalcium
Ca Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
TiTitanium
Ti Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
FeIron
Fe AegirineNaFe3+Si2O6
ZrZirconium
Zr ZirconZr(SiO4)

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Brøgger, W.C. (1890): Die Mineralien der Syenitpegmatitgänge der südnorwegischen Augit-und Nephelinsyenite. Zeitschrift für Kristallographie und Mineral. 16. 663 pp
Dons, J. A. (1969): Interupted creations of nepheline syenite pegmatite dikes in the Langesundsfjord area, S.Norway. Norsk Geologisk Tidsskrift 49: 145-157
Hasan, Z-U.(1969): Petrology of the Soda-minette dikes from Håøya, Langesundsfjorden, S.Norway. Norsk Geologisk Tidsskrift 49: 159-169

Localities in this Region
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  • Telemark
    • Porsgrunn
      • Langesundsfjorden

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