Neumann, Henrich (1959) Contributions to the mineralogy of Norway No. 1. An introduction. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 39 (2-3). 231-236

ⓘ Epistilbite

Formula: CaAl₂Si₆O₁₆ · 5H₂O

Locality: Holmenkollen, Vestre Aker, Oslo, Norway

References:

Bergstøl, Sveinung (1962) [On epistilbite from Holmenkollen]. Mineralogisk-Geologisk Museum - Universitetet i Oslo- Interne notater, Geologisk Museums venner. 4

Neumann, Henrich (1985) Norges Mineraler [The Minerals of Norway]. Norges geologiske Undersøkelse Skrifter Vol. 68. Universitetsforlaget

ⓘ Natrolite

Formula: Na₂Al₂Si₃O₁₀ · 2H₂O

Locality: Unnamed gravel pit, Voksen, Vestre Aker, Oslo, Norway

References:

Oftedahl, Christoffer (1947) Apoanalcite, a new mineral. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 26 (3-4) 215-218

ⓘ Quartz

Formula: SiO₂

Locality: Liggeren, Oslomarka, Oslo, Norway

References:

Knut Edvard Larsen MM-collection (#5327)

ⓘ Vesuvianite

Formula: Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉

Locality: Slemdal, Vestre Aker, Oslo, Norway

References:

Goldschmidt, Victor Moritz (1912) Die Kontaktmetamorphose im Kristianiagebiet. Videnskabsselskabet i Christiania Skrifter - I Mathematisk-naturvidenskabelig klasse, 1911 (1). 1-483

Eldjarn, Knut, Kvamsdal, Lars Olav, Selbekk, Rune, Muller-Sigmund, Hiltrud (2005) Norske vesuvianer og vesuvianforekomster [Norwegian vesuvianites and localities of vesuvianite]. Norsk Bergverksmuseum Skrift, 30. 30-40

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘ	Quartz	4.DA.05	SiO₂
ⓘ	Anatase	4.DD.05	TiO₂
ⓘ	Birnessite	4.FL.45	(Na,Ca)_0.5(Mn⁴⁺,Mn³⁺)₂O₄ · 1.5H₂O
Group 9 - Silicates
ⓘ	Vesuvianite	9.BG.35	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
ⓘ	Albite	9.FA.35	Na(AlSi₃O₈)
ⓘ	Natrolite	9.GA.05	Na₂Al₂Si₃O₁₀ · 2H₂O
ⓘ	Epistilbite	9.GD.45	CaAl₂Si₆O₁₆ · 5H₂O
Unclassified
ⓘ	'Amphibole Supergroup'	-	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
H	ⓘ Birnessite	(Na,Ca)_0.5(Mn⁴⁺,Mn³⁺)₂O₄ · 1.5H₂O
H	ⓘ Epistilbite	CaAl₂Si₆O₁₆ · 5H₂O
H	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
H	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
O	Oxygen
O	ⓘ Albite	Na(AlSi₃O₈)
O	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
O	ⓘ Anatase	TiO₂
O	ⓘ Birnessite	(Na,Ca)_0.5(Mn⁴⁺,Mn³⁺)₂O₄ · 1.5H₂O
O	ⓘ Epistilbite	CaAl₂Si₆O₁₆ · 5H₂O
O	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
O	ⓘ Quartz	SiO₂
O	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
F	Fluorine
F	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Na	Sodium
Na	ⓘ Albite	Na(AlSi₃O₈)
Na	ⓘ Birnessite	(Na,Ca)_0.5(Mn⁴⁺,Mn³⁺)₂O₄ · 1.5H₂O
Na	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Mg	Magnesium
Mg	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
Al	Aluminium
Al	ⓘ Albite	Na(AlSi₃O₈)
Al	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Al	ⓘ Epistilbite	CaAl₂Si₆O₁₆ · 5H₂O
Al	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Al	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
Si	Silicon
Si	ⓘ Albite	Na(AlSi₃O₈)
Si	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Si	ⓘ Epistilbite	CaAl₂Si₆O₁₆ · 5H₂O
Si	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Si	ⓘ Quartz	SiO₂
Si	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
Cl	Chlorine
Cl	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Ca	Calcium
Ca	ⓘ Birnessite	(Na,Ca)_0.5(Mn⁴⁺,Mn³⁺)₂O₄ · 1.5H₂O
Ca	ⓘ Epistilbite	CaAl₂Si₆O₁₆ · 5H₂O
Ca	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
Ti	Titanium
Ti	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Ti	ⓘ Anatase	TiO₂
Mn	Manganese
Mn	ⓘ Birnessite	(Na,Ca)_0.5(Mn⁴⁺,Mn³⁺)₂O₄ · 1.5H₂O
Fe	Iron
Fe	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉

Fossils

There are 3 fossil localities from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences

Youngest Fossil Listed

450 Ma (Late/Upper Ordovician)

Oldest Fossil Listed

468 Ma (Middle Ordovician)

Stratigraphic Units

Unit	No. Occurrences	Age
Nakkholmen	6	455.8 - 452 Ma (Late/Upper Ordovician)
Norderhov	32	457.5 - 452 Ma (Late/Upper Ordovician)
Vollen	1	458.4 - 449.5 Ma (Ordovician)
Elnes	2	463.5 - 460.9 Ma (Middle Ordovician)

Fossils from Region

Click here to show the list.

Accepted Name	Hierarchy	Age
Sinuites genus	Animalia : Mollusca : Gastropoda : Sinuitidae : *Sinuites*	457.5 - 452 Ma Late/Upper Ordovician
Cyclonema genus	Animalia : Mollusca : Gastropoda : Platyceratidae : *Cyclonema*	457.5 - 452 Ma Late/Upper Ordovician
Polygrammoceras genus	Animalia : Mollusca : Cephalopoda : Orthoceratidae : *Polygrammoceras*	457.5 - 452 Ma Late/Upper Ordovician
Protokionoceras genus	Animalia : Mollusca : Cephalopoda : Geisonoceratidae : *Protokionoceras*	457.5 - 452 Ma Late/Upper Ordovician
Stenopareia genus	Animalia : Arthropoda : Trilobita : Corynexochida : Illaenidae : *Stenopareia*	457.5 - 452 Ma Late/Upper Ordovician
Remopleurides genus	Animalia : Arthropoda : Trilobita : Asaphida : Remopleurididae : *Remopleurides*	457.5 - 452 Ma Late/Upper Ordovician
Harpidella genus	Animalia : Arthropoda : Trilobita : Proetida : Aulacopleuridae : *Harpidella*	457.5 - 452 Ma Late/Upper Ordovician
Atractopyge genus	Animalia : Arthropoda : Trilobita : Phacopida : Encrinuridae : *Atractopyge*	457.5 - 452 Ma Late/Upper Ordovician
Diplotrypa genus	Animalia : Bryozoa : Stenolaemata : Trepostomatida : Trematoporidae : *Diplotrypa*	457.5 - 452 Ma Late/Upper Ordovician
Orbiculoidea genus	Animalia : Brachiopoda : Lingulata : Lingulida : Discinidae : *Orbiculoidea*	457.5 - 452 Ma Late/Upper Ordovician
Nicolella genus	Animalia : Brachiopoda : Rhynchonellata : Orthida : Productorthidae : *Nicolella*	457.5 - 452 Ma Late/Upper Ordovician
Oxoplecia genus	Animalia : Brachiopoda : Strophomenata : Orthotetida : Triplesiidae : *Oxoplecia*	457.5 - 452 Ma Late/Upper Ordovician
Plectorthis genus	Animalia : Brachiopoda : Rhynchonellata : Orthida : Plectorthidae : *Plectorthis*	457.5 - 452 Ma Late/Upper Ordovician
Rhactorthis genus	Animalia : Brachiopoda : Rhynchonellata : Orthida : Rhactorthidae : *Rhactorthis*	457.5 - 452 Ma Late/Upper Ordovician
Sowerbyella genus	Animalia : Brachiopoda : Strophomenata : Strophomenida : Sowerbyellidae : *Sowerbyella*	457.5 - 452 Ma Late/Upper Ordovician
Strophomena genus	Animalia : Brachiopoda : Strophomenata : Strophomenida : Strophomenidae : *Strophomena*	457.5 - 452 Ma Late/Upper Ordovician
Parastrophinella genus	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Parastrophinidae : *Parastrophinella*	457.5 - 452 Ma Late/Upper Ordovician
Haplospira variabilis species	Animalia : Mollusca : Gastropoda : Euomphalina : Holopeidae : Holopea : *Haplospira variabilis*	457.5 - 452 Ma Late/Upper Ordovician
Ctenodonta spjeldnaesi species	Animalia : Mollusca : Bivalvia : Solemyida : Ctenodontidae : Ctenodonta : *Ctenodonta spjeldnaesi*	457.5 - 452 Ma Late/Upper Ordovician
Cyrtodontula complanata species	Animalia : Mollusca : Bivalvia : Cyrtodontida : Cyrtodontidae : Cyrtodontula : *Cyrtodontula complanata*	460.9 - 449.5 Ma Ordovician
Ambonychinia quadrata species	Animalia : Mollusca : Bivalvia : Myalinida : Ambonychiidae : Ambonychinia : *Ambonychinia quadrata*	457.5 - 452 Ma Late/Upper Ordovician
Platylichas laxatus species	Animalia : Arthropoda : Trilobita : Lichida : Lichidae : Platylichas : *Platylichas laxatus*	457.5 - 452 Ma Late/Upper Ordovician
Decoroproetus furubergensis species	Animalia : Arthropoda : Trilobita : Proetida : Proetidae : Decoroproetus : *Decoroproetus furubergensis*	457.5 - 452 Ma Late/Upper Ordovician
Kjerulfina polycyma species	Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Kjerulfina : *Kjerulfina polycyma*	457.5 - 452 Ma Late/Upper Ordovician
Lonchodomas rostratus species	Animalia : Arthropoda : Trilobita : Asaphida : Raphiophoridae : Lonchodomas : *Lonchodomas rostratus*	457.5 - 452 Ma Late/Upper Ordovician
Apianurus abietinus species	Animalia : Arthropoda : Trilobita : Lichida : Odontopleuridae : Apianurus : *Apianurus abietinus*	457.5 - 452 Ma Late/Upper Ordovician
Leptaena (Leptaena) strandi species	Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Leptaena : *Leptaena (Leptaena) strandi*	457.5 - 452 Ma Late/Upper Ordovician
Triplesia insularis species	Animalia : Brachiopoda : Strophomenata : Orthotetida : Triplesiidae : Triplesia : *Triplesia insularis*	457.5 - 452 Ma Late/Upper Ordovician
Remopleurides perspicax species	Animalia : Arthropoda : Trilobita : Asaphida : Remopleurididae : Remopleurides : *Remopleurides perspicax*	457.5 - 452 Ma Late/Upper Ordovician
Hedstroemina ungula species	Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Hedstroemina : *Hedstroemina ungula*	457.5 - 452 Ma Late/Upper Ordovician
Kjerulfina foliovalve species	Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Kjerulfina : *Kjerulfina foliovalve*	457.5 - 452 Ma Late/Upper Ordovician
Sculptella nonscripta species	Animalia : Arthropoda : Trilobita : Asaphida : Remopleurididae : Sculptella : *Sculptella nonscripta*	460.9 - 449.5 Ma Ordovician
Toxochasmops (Toxochasmops) extensus species	Animalia : Arthropoda : Trilobita : Phacopida : Pterygometopidae : Toxochasmops : *Toxochasmops (Toxochasmops) extensus*	457.5 - 452 Ma Late/Upper Ordovician
Broeggerolithus discors species	Animalia : Arthropoda : Trilobita : Asaphida : Trinucleidae : Broeggerolithus : *Broeggerolithus discors*	457.5 - 452 Ma Late/Upper Ordovician
Ogygiocaris dilatata species	Animalia : Arthropoda : Trilobita : Asaphida : Asaphidae : Ogygiocaris : *Ogygiocaris dilatata*	468.1 - 460.9 Ma Middle Ordovician
Ogygiocaris sarsi species	Animalia : Arthropoda : Trilobita : Asaphida : Asaphidae : Ogygiocaris : *Ogygiocaris sarsi*	468.1 - 460.9 Ma Middle Ordovician
Kjerulfina limbata species	Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Kjerulfina : *Kjerulfina limbata*	457.5 - 452 Ma Late/Upper Ordovician

Fossil Localities

Click to show 3 fossil localities

Norway

Oslo
- Middle Ordovician🐚 Lille Frøen
- Ordovician🐚 Merradalen in Oslo
- Ordovician🐚 Vestbråten

Other Databases

Wikipedia:	https://en.wikipedia.org/wiki/Vestre_Aker
Wikidata ID:	Q606860
GeoNames ID:	6940980

Localities in this Region

Norway

Oslo
- Vestre Aker

Other Regions, Features and Areas that Intersect

Eurasian PlateTectonic Plate

Baltic Shield
- Sveconorwegian BeltShield

Norway

Oslo Volcanic ProvinceVolcanic Province

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Mineral List

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Detailed Mineral List:

Gallery:

List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

Fossils

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Localities in this Region

Other Regions, Features and Areas that Intersect

Vestre Aker, Oslo, Norway i
Regional Level Types
Vestre Aker Borough
Oslo County
Norway Country