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Natholmen, Lahellefjorden, Sandefjord, Vestfold, Norway

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Name(s) in local language(s):Natholmen (Nattholmen), Lahellefjorden, Sandefjord kommune, Vestfold fylke, Norge
Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 59° North , 10° East (est.)
Margin of Error:~3km
Locality type:Pegmatite
Köppen climate type:Cfb : Temperate oceanic climate


Small syenite pegmatite dikes and veins in larvikite at the southern and southwestern side of the island.

Regions containing this locality

Scandinavia

Region - 2,024 mineral species & varietal names listed

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


11 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!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Aegirine
Formula: NaFe3+Si2O6
Reference: Berge, S. A. & Larsen, A. O. (1980): Mineraler fra Sandefjordsområdet-IV. Granater. NAGS-nytt 7 (2): 21-24
Albite
Formula: Na(AlSi3O8)
Reference: Berge, S. A. & Larsen, A. O. (1980): Mineraler fra Sandefjordsområdet-IV. Granater. NAGS-nytt 7 (2): 21-24
'Alkali Feldspar' ?
Reference: Berge, S. A. & Larsen, A. O. (1980): Mineraler fra Sandefjordsområdet-IV. Granater. NAGS-nytt 7 (2): 21-24
'Amphibole Supergroup'
Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Reference: Knut Edvard Larsen observation in field september 2012
Andradite
Formula: Ca3Fe3+2(SiO4)3
Reference: Berge, S. A. & Larsen, A. O. (1980): Mineraler fra Sandefjordsområdet-IV. Granater. NAGS-nytt 7 (2): 21-24; Larsen, A.O. & Erambert, M. (2007): The chemical composition of garnets from the syenitic pegmatites in the Larvik Plutonic Complex. Norsk Bergverksmuseum Skrift. 35: 41-48
Arfvedsonite
Formula: [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
Reference: Berge, S. A. & Larsen, A. O. (1980): Mineraler fra Sandefjordsområdet-IV. Granater. NAGS-nytt 7 (2): 21-24
Bastnäsite-(Ce)
Formula: Ce(CO3)F
Reference: Berge, S. A. & Larsen, A. O. (1980): Mineraler fra Sandefjordsområdet-IV. Granater. NAGS-nytt 7 (2): 21-24
'Biotite'
Reference: Knut Edvard Larsen observation in field september 2012
Calcite
Formula: CaCO3
Reference: Berge, S. A. & Larsen, A. O. (1980): Mineraler fra Sandefjordsområdet-IV. Granater. NAGS-nytt 7 (2): 21-24
'Chlorite Group'
Reference: Knut Edvard Larsen observation in field september 2012
'Feldspar Group'
Reference: Knut Edvard Larsen observation in field september 2012
'Feldspar Group var: Cryptoperthite'
Reference: Knut Edvard Larsen observation in field september 2012
'Feldspar Group var: Perthite'
Reference: Knut Edvard Larsen observation in field september 2012
Fluorapatite
Formula: Ca5(PO4)3F
Reference: Berge, S. A. & Larsen, A. O. (1980): Mineraler fra Sandefjordsområdet-IV. Granater. NAGS-nytt 7 (2): 21-24.; Knut Edvard Larsen observation in field september 2012
'Larvikite'
Reference: Berge, S. A. & Larsen, A. O. (1980): Mineraler fra Sandefjordsområdet-IV. Granater. NAGS-nytt 7 (2): 21-24
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Knut Edvard Larsen observation in field september 2012
Molybdenite
Formula: MoS2
Reference: Knut Edvard Larsen observation in field september 2012
Pyrite
Formula: FeS2
Reference: Knut Edvard Larsen observation in field september 2012
'Pyrochlore'
Description: As inclusions (< 3mm) in amphibole
Reference: Knut Edvard Larsen observation in field september 2012
Riebeckite
Formula: ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2
Reference: Knut Edvard Larsen collection # MM-1782
'Syenite pegmatite'
Reference: Berge, S. A. & Larsen, A. O. (1980): Mineraler fra Sandefjordsområdet-IV. Granater. NAGS-nytt 7 (2): 21-24

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
'Molybdenite'2.EA.30MoS2
'Pyrite'2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
'Magnetite'4.BB.05Fe2+Fe3+2O4
Group 5 - Nitrates and Carbonates
'Bastnäsite-(Ce)'5.BD.20aCe(CO3)F
'Calcite'5.AB.05CaCO3
Group 8 - Phosphates, Arsenates and Vanadates
'Fluorapatite'8.BN.05Ca5(PO4)3F
Group 9 - Silicates
'Aegirine'9.DA.25NaFe3+Si2O6
'Albite'9.FA.35Na(AlSi3O8)
'Andradite'9.AD.25Ca3Fe3+2(SiO4)3
'Arfvedsonite'9.DE.25[Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
'Riebeckite'9.DE.25◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2
Unclassified Minerals, Rocks, etc.
'Alkali Feldspar' ?-
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Biotite'-
'Chlorite Group'-
'Feldspar Group'-
'var: Cryptoperthite'-
'var: Perthite'-
'Larvikite'-
'Pyrochlore'-
'Syenite pegmatite'-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Molybdenite2.12.10.1MoS2
Pyrite2.12.1.1FeS2
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Bastnäsite-(Ce)16a.1.1.1Ce(CO3)F
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
A5(XO4)3Zq
Fluorapatite41.8.1.1Ca5(PO4)3F
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Andradite51.4.3b.1Ca3Fe3+2(SiO4)3
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
Albite76.1.3.1Na(AlSi3O8)
Unclassified Minerals, Rocks, etc.
'Alkali Feldspar' ?-
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Arfvedsonite-[Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
'Biotite'-
'Chlorite Group'-
'Feldspar Group'-
'var: Cryptoperthite'-
'var: Perthite'-
'Larvikite'-
'Pyrochlore'-
Riebeckite-◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2
'Syenite pegmatite'-

List of minerals for each chemical element

HHydrogen
H Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
H Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
H Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
CCarbon
C Bastnäsite-(Ce)Ce(CO3)F
C CalciteCaCO3
OOxygen
O AegirineNaFe3+Si2O6
O AlbiteNa(AlSi3O8)
O Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
O AndraditeCa3Fe23+(SiO4)3
O Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
O Bastnäsite-(Ce)Ce(CO3)F
O CalciteCaCO3
O FluorapatiteCa5(PO4)3F
O MagnetiteFe2+Fe23+O4
O Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
FFluorine
F Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
F Bastnäsite-(Ce)Ce(CO3)F
F FluorapatiteCa5(PO4)3F
NaSodium
Na AegirineNaFe3+Si2O6
Na AlbiteNa(AlSi3O8)
Na Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Na Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
AlAluminium
Al AlbiteNa(AlSi3O8)
Al Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
SiSilicon
Si AegirineNaFe3+Si2O6
Si AlbiteNa(AlSi3O8)
Si Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Si AndraditeCa3Fe23+(SiO4)3
Si Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Si Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
PPhosphorus
P FluorapatiteCa5(PO4)3F
SSulfur
S MolybdeniteMoS2
S PyriteFeS2
ClChlorine
Cl Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
CaCalcium
Ca AndraditeCa3Fe23+(SiO4)3
Ca CalciteCaCO3
Ca FluorapatiteCa5(PO4)3F
TiTitanium
Ti Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
FeIron
Fe AegirineNaFe3+Si2O6
Fe AndraditeCa3Fe23+(SiO4)3
Fe Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2
Fe Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
MoMolybdenum
Mo MolybdeniteMoS2
CeCerium
Ce Bastnäsite-(Ce)Ce(CO3)F

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Berge, S. A. & Larsen, A. O. (1980): Mineraler fra Sandefjordsområdet-IV. Granater. NAGS-nytt 7 (2): 21-24
Berge, S. A. & Andersen, F. (2002): Mineralforekomster i Sandefjordområdet. Norsk Bergverksmuseums Skrift. 20: 50-59
Larsen, A.O. & Erambert, M. (2007): The chemical composition of garnets from the syenitic pegmatites in the Larvik Plutonic Complex. Norsk Bergverksmuseum Skrift. 35: 41-48 [with analysis of andradites from Natholmen]


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