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Borgenåsen, Asker, Viken, Norwayi
Regional Level Types
BorgenåsenUrban area
AskerMunicipality
VikenCounty
NorwayCountry

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Key
Latitude & Longitude (WGS84):
59° North , 10° East (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~26km
Locality type:
Other Languages:
Norwegian:
Borgenåsen, Asker, Viken, Norge


Miarolitic cavities in Drammens granite (biotite granite) close to the contact with cambrosilurian sediments altered to hornfels. Many cavities were exposed during a period of house and road constructions in the 1970s.

Select Mineral List Type

Standard Detailed Gallery Strunz Dana Chemical Elements

Mineral List


10 valid minerals.

Rock Types Recorded

Note: 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:

Albite
Formula: Na(AlSi3O8)
Reference: Knut Eldjarn colection
Allanite-(Ce)
Formula: {CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Reference: Knut Eldjarn collection
Anatase
Formula: TiO2
Reference: Eldjarn, K. (1994): Uvitt-dravitt fra Borgenåsen, Asker. STEIN 21 (2), 148-151
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Reference: Knut Eldjarn collection
Dravite
Formula: Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: Knut Eldjarn photo & collection
'Dravite-Uvite Series'
Reference: Eldjarn, K. (1994): Uvitt-dravitt fra Borgenåsen, Asker. STEIN 21 (2), 148-151
'Feldspar Group'
Reference: Eldjarn, K. (1994): Uvitt-dravitt fra Borgenåsen, Asker. STEIN 21 (2), 148-151
'Fluor-uvite-Uvite Series'
Colour: White
Description: Analysis of the light colored tourmaline has showed a composition of 69 % uvite and 30% dravite
Reference: Eldjarn, K. (1994): Uvitt-dravitt fra Borgenåsen, Asker. STEIN 21 (2), 148-151
Laumontite
Formula: CaAl2Si4O12 · 4H2O
Reference: Knut Eldjarn collection
'Muscovite-1M'
Reference: Eldjarn, K. (1994): Uvitt-dravitt fra Borgenåsen, Asker. STEIN 21 (2), 148-151
Opal
Formula: SiO2 · nH2O
Reference: Knut Eldjarn collection
Orthoclase
Formula: K(AlSi3O8)
Reference: Knut Eldjarn photo and collection
Quartz
Formula: SiO2
Reference: Eldjarn, K. (1994): Uvitt-dravitt fra Borgenåsen, Asker. STEIN 21 (2), 148-151
Quartz var. Amethyst
Formula: SiO2
Reference: Eldjarn, K. (1994): Uvitt-dravitt fra Borgenåsen, Asker. STEIN 21 (2), 148-151
Quartz var. Smoky Quartz
Formula: SiO2
Reference: Eldjarn, K. (1994): Uvitt-dravitt fra Borgenåsen, Asker. STEIN 21 (2), 148-151
Schorl
Formula: Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: Eldjarn, K. (1994): Uvitt-dravitt fra Borgenåsen, Asker. STEIN 21 (2), 148-151
'Stilbite subgroup'
Formula: (Na/Ca/K)6-7[Al8-9Si27-28O72] · nH2O
Reference: Knut Eldjarn collection

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Anatase4.DD.05TiO2
Opal4.DA.10SiO2 · nH2O
Quartz4.DA.05SiO2
var. Amethyst4.DA.05SiO2
var. Smoky Quartz4.DA.05SiO2
Group 9 - Silicates
Albite9.FA.35Na(AlSi3O8)
Allanite-(Ce)9.BG.05b{CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Clinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
Dravite9.CK.05Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Laumontite9.GB.10CaAl2Si4O12 · 4H2O
Orthoclase9.FA.30K(AlSi3O8)
Schorl9.CK.05Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Unclassified Minerals, Rocks, etc.
'Dravite-Uvite Series'-
'Feldspar Group'-
'Fluor-uvite-Uvite Series'-
'Muscovite-1M'-
'Stilbite subgroup'-(Na/Ca/K)6-7[Al8-9Si27-28O72] · nH2O

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
AX2
Anatase4.4.4.1TiO2
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Allanite-(Ce)58.2.1a.1{CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with borate groups
Dravite61.3.1.9Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Schorl61.3.1.10Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings interlayered 1:1, 2:1, and octahedra
Clinochlore71.4.1.4Mg5Al(AlSi3O10)(OH)8
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Si Tetrahedral Frameworks - SiO2 with H2O and organics
Opal75.2.1.1SiO2 · nH2O
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Orthoclase76.1.1.1K(AlSi3O8)
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Laumontite77.1.1.4CaAl2Si4O12 · 4H2O
Unclassified Minerals, Mixtures, etc.
'Dravite-Uvite Series'-
'Feldspar Group'-
'Fluor-uvite-Uvite Series'-
'Muscovite-1M'-
Quartz
var. Amethyst
-SiO2
var. Smoky Quartz-SiO2
'Stilbite subgroup'-(Na/Ca/K)6-7[Al8-9Si27-28O72] · nH2O

List of minerals for each chemical element

HHydrogen
H SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
H DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
H Stilbite subgroup(Na/Ca/K)6-7[Al8-9Si27-28O72] · nH2O
H LaumontiteCaAl2Si4O12 · 4H2O
H OpalSiO2 · nH2O
H Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
H ClinochloreMg5Al(AlSi3O10)(OH)8
BBoron
B SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
B DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
OOxygen
O SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
O QuartzSiO2
O AnataseTiO2
O Quartz var. Smoky QuartzSiO2
O Quartz var. AmethystSiO2
O OrthoclaseK(AlSi3O8)
O AlbiteNa(AlSi3O8)
O DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
O Stilbite subgroup(Na/Ca/K)6-7[Al8-9Si27-28O72] · nH2O
O LaumontiteCaAl2Si4O12 · 4H2O
O OpalSiO2 · nH2O
O Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
O ClinochloreMg5Al(AlSi3O10)(OH)8
NaSodium
Na SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
Na AlbiteNa(AlSi3O8)
Na DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Na Stilbite subgroup(Na/Ca/K)6-7[Al8-9Si27-28O72] · nH2O
MgMagnesium
Mg DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Mg ClinochloreMg5Al(AlSi3O10)(OH)8
AlAluminium
Al SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
Al OrthoclaseK(AlSi3O8)
Al AlbiteNa(AlSi3O8)
Al DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Al Stilbite subgroup(Na/Ca/K)6-7[Al8-9Si27-28O72] · nH2O
Al LaumontiteCaAl2Si4O12 · 4H2O
Al Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Al ClinochloreMg5Al(AlSi3O10)(OH)8
SiSilicon
Si SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
Si QuartzSiO2
Si Quartz var. Smoky QuartzSiO2
Si Quartz var. AmethystSiO2
Si OrthoclaseK(AlSi3O8)
Si AlbiteNa(AlSi3O8)
Si DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Si Stilbite subgroup(Na/Ca/K)6-7[Al8-9Si27-28O72] · nH2O
Si LaumontiteCaAl2Si4O12 · 4H2O
Si OpalSiO2 · nH2O
Si Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Si ClinochloreMg5Al(AlSi3O10)(OH)8
KPotassium
K OrthoclaseK(AlSi3O8)
K Stilbite subgroup(Na/Ca/K)6-7[Al8-9Si27-28O72] · nH2O
CaCalcium
Ca Stilbite subgroup(Na/Ca/K)6-7[Al8-9Si27-28O72] · nH2O
Ca LaumontiteCaAl2Si4O12 · 4H2O
Ca Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
TiTitanium
Ti AnataseTiO2
FeIron
Fe SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
Fe Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
CeCerium
Ce Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Eldjarn, K. (1994): Uvitt-dravitt fra Borgenåsen, Asker. STEIN 21 (2), 148-151

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate
EuropeContinent

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