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Akland, Risør, Aust-Agder, Norway

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View of a part of the construction area - 2004

Moland, Akland, Risør, Aust-Agder, Norway
View of a part of the construction area 2 - 2004

Moland, Akland, Risør, Aust-Agder, Norway
One of the cavities we found

Moland, Akland, Risør, Aust-Agder, Norway
View of a part of the construction area - 2004

Moland, Akland, Risør, Aust-Agder, Norway
View of a part of the construction area 2 - 2004

Moland, Akland, Risør, Aust-Agder, Norway
One of the cavities we found

Moland, Akland, Risør, Aust-Agder, Norway
View of a part of the construction area - 2004

Moland, Akland, Risør, Aust-Agder, Norway
View of a part of the construction area 2 - 2004

Moland, Akland, Risør, Aust-Agder, Norway
Name(s) in local language(s):Akland, Risør kommune, Aust-Agder fylke, Norge
Latitude & Longitude (WGS84): 58° 43' 48'' North , 9° 2' 15'' East
Latitude & Longitude (decimal): 58.73014,9.03771
GeoHash:G#: u4qqjempc
Köppen climate type:Cfb : Temperate oceanic climate


During the construction of the new E18 highway mineral-rich zones were encountered.


Coordinates © Kartverket - https://www.kartverket.no

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

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

25 valid minerals.

Detailed Mineral List:

Actinolite
Formula: ☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Albite
Formula: Na(AlSi3O8)
Almandine
Formula: Fe2+3Al2(SiO4)3
'Amphibole Supergroup'
Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Apatite'
'Asbestos'
Babingtonite
Formula: Ca2(Fe,Mn)FeSi5O14(OH)
'Biotite'
Calcite
Formula: CaCO3
'Chabazite'
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Clinozoisite
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Diopside
Formula: CaMgSi2O6
'Dravite-Schorl Series'
Dumortierite
Formula: (Al,Fe3+)7(SiO4)3(BO3)O3
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
'Feldspar Group'
Hematite
Formula: Fe2O3
'Heulandite subgroup'
Ilmenite
Formula: Fe2+TiO3
Magnesio-hornblende
Formula: ☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Natrolite
Formula: Na2Al2Si3O10 · 2H2O
Palygorskite
Formula: (Mg,Al)5(Si,Al)8O20(OH)2 · 8H2O
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Prehnite
Formula: Ca2Al2Si3O10(OH)2
Quartz
Formula: SiO2
Quartz var: Smoky Quartz
Formula: SiO2
Rutile
Formula: TiO2
Sepiolite
Formula: Mg4(Si6O15)(OH)2 · 6H2O
Sillimanite
Formula: Al2(SiO4)O
'Sunstone'
Titanite
Formula: CaTi(SiO4)O
Vermiculite
Formula: Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Zircon
Formula: Zr(SiO4)

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
'Hematite'4.CB.05Fe2O3
'Ilmenite'4.CB.05Fe2+TiO3
'Quartz'4.DA.05SiO2
var: Smoky Quartz4.DA.05SiO2
'Rutile'4.DB.05TiO2
Group 5 - Nitrates and Carbonates
'Calcite'5.AB.05CaCO3
Group 9 - Silicates
'Actinolite'9.DE.10☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
'Albite'9.FA.35Na(AlSi3O8)
'Almandine'9.AD.25Fe2+3Al2(SiO4)3
'Babingtonite'9.DK.05Ca2(Fe,Mn)FeSi5O14(OH)
'Clinochlore'9.EC.55Mg5Al(AlSi3O10)(OH)8
'Clinozoisite'9.BG.05a{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
'Cordierite'9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
'Diopside'9.DA.15CaMgSi2O6
'Dumortierite'9.AJ.10(Al,Fe3+)7(SiO4)3(BO3)O3
'Epidote'9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
'Magnesio-hornblende'9.DE.10☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
'Natrolite'9.GA.05Na2Al2Si3O10 · 2H2O
'Palygorskite'9.EE.20(Mg,Al)5(Si,Al)8O20(OH)2 · 8H2O
'Phlogopite'9.EC.20KMg3(AlSi3O10)(OH)2
'Prehnite'9.DP.20Ca2Al2Si3O10(OH)2
'Sepiolite'9.EE.25Mg4(Si6O15)(OH)2 · 6H2O
'Sillimanite'9.AF.05Al2(SiO4)O
Titanite9.AG.15CaTi(SiO4)O
Vermiculite9.EC.50Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Zircon9.AD.30Zr(SiO4)
Unclassified Minerals, Rocks, etc.
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Apatite'-
'Asbestos'-
'Biotite'-
'Chabazite'-
'Dravite-Schorl Series'-
'Feldspar Group'-
'Heulandite subgroup'-
Sunstone-

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Ilmenite4.3.5.1Fe2+TiO3
AX2
Rutile4.4.1.1TiO2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine51.4.3a.2Fe2+3Al2(SiO4)3
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Sillimanite52.2.2a.1Al2(SiO4)O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
Group 54 - NESOSILICATES Borosilicates and Some Beryllosilicates
Borosilicates and Some Beryllosilicates with (BO3)
Dumortierite54.1.2.1(Al,Fe3+)7(SiO4)3(BO3)O3
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)
Clinozoisite58.2.1a.4{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with Al substituted rings
Cordierite61.2.1.1(Mg,Fe)2Al3(AlSi5O18)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Diopside65.1.3a.1CaMgSi2O6
Single-Width Unbranched Chains, W=1 with chains P=5
Babingtonite65.4.1.2Ca2(Fe,Mn)FeSi5O14(OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Phlogopite71.2.2b.1KMg3(AlSi3O10)(OH)2
Vermiculite71.2.2d.3Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Sheets of 6-membered rings interlayered 1:1, 2:1, and octahedra
Clinochlore71.4.1.4Mg5Al(AlSi3O10)(OH)8
Group 72 - PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with 4-membered rings
Prehnite72.1.3.1Ca2Al2Si3O10(OH)2
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined strips
Palygorskite74.3.1a.1(Mg,Al)5(Si,Al)8O20(OH)2 · 8H2O
Sepiolite74.3.1b.1Mg4(Si6O15)(OH)2 · 6H2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Natrolite77.1.5.1Na2Al2Si3O10 · 2H2O
Unclassified Minerals, Rocks, etc.
Actinolite-☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Apatite'-
'Asbestos'-
'Biotite'-
'Chabazite'-
'Dravite-Schorl Series'-
'Feldspar Group'-
'Heulandite subgroup'-
Magnesio-hornblende-☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Quartz
var: Smoky Quartz
-SiO2
'Sunstone'-

List of minerals for each chemical element

HHydrogen
H Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
H Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
H BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)
H ClinochloreMg5Al(AlSi3O10)(OH)8
H Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H Magnesio-hornblende☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
H NatroliteNa2Al2Si3O10 · 2H2O
H Palygorskite(Mg,Al)5(Si,Al)8O20(OH)2 · 8H2O
H PhlogopiteKMg3(AlSi3O10)(OH)2
H PrehniteCa2Al2Si3O10(OH)2
H SepioliteMg4(Si6O15)(OH)2 · 6H2O
H VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
BBoron
B Dumortierite(Al,Fe3+)7(SiO4)3(BO3)O3
CCarbon
C CalciteCaCO3
OOxygen
O Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
O AlbiteNa(AlSi3O8)
O AlmandineFe32+Al2(SiO4)3
O Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
O BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)
O CalciteCaCO3
O ClinochloreMg5Al(AlSi3O10)(OH)8
O Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
O DiopsideCaMgSi2O6
O Dumortierite(Al,Fe3+)7(SiO4)3(BO3)O3
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O HematiteFe2O3
O IlmeniteFe2+TiO3
O Magnesio-hornblende☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
O NatroliteNa2Al2Si3O10 · 2H2O
O Palygorskite(Mg,Al)5(Si,Al)8O20(OH)2 · 8H2O
O PhlogopiteKMg3(AlSi3O10)(OH)2
O PrehniteCa2Al2Si3O10(OH)2
O QuartzSiO2
O RutileTiO2
O SepioliteMg4(Si6O15)(OH)2 · 6H2O
O SillimaniteAl2(SiO4)O
O Quartz (var: Smoky Quartz)SiO2
O TitaniteCaTi(SiO4)O
O VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
O ZirconZr(SiO4)
FFluorine
F Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
NaSodium
Na AlbiteNa(AlSi3O8)
Na NatroliteNa2Al2Si3O10 · 2H2O
MgMagnesium
Mg Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Mg ClinochloreMg5Al(AlSi3O10)(OH)8
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
Mg DiopsideCaMgSi2O6
Mg Magnesio-hornblende☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Mg Palygorskite(Mg,Al)5(Si,Al)8O20(OH)2 · 8H2O
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg SepioliteMg4(Si6O15)(OH)2 · 6H2O
Mg VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
AlAluminium
Al AlbiteNa(AlSi3O8)
Al AlmandineFe32+Al2(SiO4)3
Al Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Al ClinochloreMg5Al(AlSi3O10)(OH)8
Al Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
Al Dumortierite(Al,Fe3+)7(SiO4)3(BO3)O3
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al Magnesio-hornblende☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Al NatroliteNa2Al2Si3O10 · 2H2O
Al Palygorskite(Mg,Al)5(Si,Al)8O20(OH)2 · 8H2O
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al PrehniteCa2Al2Si3O10(OH)2
Al SillimaniteAl2(SiO4)O
Al VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
SiSilicon
Si Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Si AlbiteNa(AlSi3O8)
Si AlmandineFe32+Al2(SiO4)3
Si Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Si BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)
Si ClinochloreMg5Al(AlSi3O10)(OH)8
Si Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
Si DiopsideCaMgSi2O6
Si Dumortierite(Al,Fe3+)7(SiO4)3(BO3)O3
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si Magnesio-hornblende☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Si NatroliteNa2Al2Si3O10 · 2H2O
Si Palygorskite(Mg,Al)5(Si,Al)8O20(OH)2 · 8H2O
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si PrehniteCa2Al2Si3O10(OH)2
Si QuartzSiO2
Si SepioliteMg4(Si6O15)(OH)2 · 6H2O
Si SillimaniteAl2(SiO4)O
Si Quartz (var: Smoky Quartz)SiO2
Si TitaniteCaTi(SiO4)O
Si VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Si ZirconZr(SiO4)
ClChlorine
Cl Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
KPotassium
K PhlogopiteKMg3(AlSi3O10)(OH)2
CaCalcium
Ca Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Ca BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)
Ca CalciteCaCO3
Ca Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Ca DiopsideCaMgSi2O6
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca Magnesio-hornblende☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Ca PrehniteCa2Al2Si3O10(OH)2
Ca TitaniteCaTi(SiO4)O
TiTitanium
Ti Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Ti IlmeniteFe2+TiO3
Ti RutileTiO2
Ti TitaniteCaTi(SiO4)O
MnManganese
Mn BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)
FeIron
Fe Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Fe AlmandineFe32+Al2(SiO4)3
Fe BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)
Fe Cordierite(Mg,Fe)2Al3(AlSi5O18)
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe HematiteFe2O3
Fe IlmeniteFe2+TiO3
Fe VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
ZrZirconium
Zr ZirconZr(SiO4)

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Proterozoic
541 - 2500 Ma



ID: 3186372
Proterozoic crystalline metamorphic rocks

Age: Proterozoic (541 - 2500 Ma)

Lithology: Granitoid gneiss; orthogneiss/paragneiss

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Mesoproterozoic
1000 - 1600 Ma



ID: 3131169
Proterozoic II gneiss

Age: Mesoproterozoic (1000 - 1600 Ma)

Description: undifferentiated metamorphic

Lithology: Gneiss

Reference: Asch, K. The 1:5M International Geological Map of Europe and Adjacent Areas: Development and Implementation of a GIS-enabled Concept. Geologisches Jahrbuch, SA 3. [147]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

Localities in this Region
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Norway

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