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Klodeborg Mines, Øyestad, Arendal, Agder, Norwayi
Regional Level Types
Klodeborg MinesMining Field (Abandoned)
ØyestadMunicipality (Historical)
ArendalMunicipality
AgderCounty
NorwayCountry

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Latitude & Longitude (WGS84):
58° 27' 2'' North , 8° 43' 24'' East
Latitude & Longitude (decimal):
58.45058,8.72355
GeoHash:
G#: u4qhw8873
GRN:
N39E04
Type:
Mining Field (Abandoned) - last checked 2001
Age:
1600 to 1000 Ma
Geologic Time:
Mesoproterozoic
Reference for age:
Geological Survey of Norway. The Ore Database. Deposit Area 906 - 013. Klodeborg
Köppen climate type:
Cfb : Temperate oceanic climate
Mindat Locality ID:
32912
Long-form identifier:
mindat:1:2:32912:0
GUID (UUID V4):
9a069b3b-d5e4-49df-9c54-66a19e98583b
Other/historical names associated with this locality:
Klodeberg
Other Languages:
Norwegian:
Klodeborg gruver, Øyestad, Arendal, Agder, Norge


The Klodeborg mining field consisted of about 10 larger or smaller mines. Work started here about 1620 when King Christian IV gave the basis for the formation of the Det Store Jerncompagni.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

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

16 valid minerals. 1 (FRL) - first recorded locality of unapproved mineral/variety/etc.

Rock Types Recorded

Note: 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:

ⓘ 'Amphibole Supergroup'
Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Description: NHM, Oslo specimen marked "Strålestein" (probably actinolite-tremolite series ??)
ⓘ 'Andradite-Grossular Series'
ⓘ 'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
ⓘ Axinite-(Fe)
Formula: Ca2Fe2+Al2BSi4O15OH
Description: Found in Vestre Kjenli Gruve
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ Cahnite
Formula: Ca2[B(OH)4](AsO4)
Description: Bugge (1951) found cahnite as small crystals (1-2mm) in calcite-marble found in the dumps of the mine.
ⓘ Calcite
Formula: CaCO3
References:
Dana 6: 473.
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Datolite
Formula: CaB(SiO4)(OH)
ⓘ Datolite var. Botryolite (FRL)
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ 'Fayalite-Forsterite Series'
ⓘ 'Gabbronite'
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
ⓘ Grossular
Formula: Ca3Al2(SiO4)3
ⓘ Groutite
Formula: Mn3+O(OH)
Description: Found as nice needle-shaped crystals, and are identified with x-ray (XRD/XRF?)by Bugge in 1962.
ⓘ 'Hornblende Root Name Group'
Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ 'Microperthite'
ⓘ Pyrite
Formula: FeS2
ⓘ 'Pyroxene Group'
Formula: ADSi2O6
ⓘ Quartz
Formula: SiO2
ⓘ 'Scapolite'
ⓘ Schorl
Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
Description: Listed as "Skjörl" by Holm (1824)
ⓘ Sphalerite
Formula: ZnS
ⓘ Spinel
Formula: MgAl2O4
Description: Crystals up to 0.5 cm large.
ⓘ Spinel var. Pleonaste
Formula: (Mg,Fe)Al2O4
ⓘ 'Thomsonite Subgroup'
ⓘ Zircon
Formula: Zr(SiO4)
ⓘ Zoisite
Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
ⓘ Zoisite var. Thulite
Formula: {Ca2}{Al,Mn3+3}(Si2O7)(SiO4)O(OH)

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘSpinel4.BB.05MgAl2O4
ⓘvar. Pleonaste4.BB.05(Mg,Fe)Al2O4
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘQuartz4.DA.05SiO2
ⓘGroutite4.FD.10Mn3+O(OH)
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 6 - Borates
ⓘCahnite6.AC.70Ca2[B(OH)4](AsO4)
Group 9 - Silicates
ⓘGrossular9.AD.25Ca3Al2(SiO4)3
ⓘZircon9.AD.30Zr(SiO4)
ⓘDatolite9.AJ.20CaB(SiO4)(OH)
ⓘvar. Botryolite (TL)9.AJ.20CaB(SiO4)(OH)
ⓘAxinite-(Fe)9.BD.20Ca2Fe2+Al2BSi4O15OH
ⓘZoisite9.BG.10(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
ⓘvar. Thulite9.BG.10{Ca2}{Al,Mn3+3}(Si2O7)(SiO4)O(OH)
ⓘSchorl9.CK.05NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘDiopside9.DA.15CaMgSi2O6
Unclassified
ⓘ'Thomsonite Subgroup'-
ⓘ'Hornblende Root Name Group'-◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
ⓘ'Microperthite'-
ⓘ'Garnet Group'-X3Z2(SiO4)3
ⓘ'Pyroxene Group'-ADSi2O6
ⓘ'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
ⓘ'Scapolite'-
ⓘ'Fayalite-Forsterite Series'-
ⓘ'Andradite-Grossular Series'-
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Gabbronite'-
ⓘ'Apatite'-Ca5(PO4)3(Cl/F/OH)

List of minerals for each chemical element

HHydrogen
Hⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ CahniteCa2[B(OH)4](AsO4)
Hⓘ DatoliteCaB(SiO4)(OH)
Hⓘ Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Hⓘ GroutiteMn3+O(OH)
Hⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Hⓘ Zoisite var. Thulite{Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
Hⓘ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Hⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Hⓘ ApatiteCa5(PO4)3(Cl/F/OH)
BBoron
Bⓘ CahniteCa2[B(OH)4](AsO4)
Bⓘ DatoliteCaB(SiO4)(OH)
Bⓘ Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Bⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ CahniteCa2[B(OH)4](AsO4)
Oⓘ CalciteCaCO3
Oⓘ DiopsideCaMgSi2O6
Oⓘ DatoliteCaB(SiO4)(OH)
Oⓘ Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Oⓘ GrossularCa3Al2(SiO4)3
Oⓘ GroutiteMn3+O(OH)
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ QuartzSiO2
Oⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Oⓘ SpinelMgAl2O4
Oⓘ Zoisite var. Thulite{Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
Oⓘ ZirconZr(SiO4)
Oⓘ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Oⓘ Spinel var. Pleonaste(Mg,Fe)Al2O4
Oⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Oⓘ Pyroxene GroupADSi2O6
Oⓘ Garnet GroupX3Z2(SiO4)3
Oⓘ ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
Fⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Fⓘ ApatiteCa5(PO4)3(Cl/F/OH)
NaSodium
Naⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
MgMagnesium
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgⓘ DiopsideCaMgSi2O6
Mgⓘ SpinelMgAl2O4
Mgⓘ Spinel var. Pleonaste(Mg,Fe)Al2O4
AlAluminium
Alⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Alⓘ GrossularCa3Al2(SiO4)3
Alⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Alⓘ SpinelMgAl2O4
Alⓘ Zoisite var. Thulite{Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
Alⓘ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Alⓘ Spinel var. Pleonaste(Mg,Fe)Al2O4
Alⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
SiSilicon
Siⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ DiopsideCaMgSi2O6
Siⓘ DatoliteCaB(SiO4)(OH)
Siⓘ Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Siⓘ GrossularCa3Al2(SiO4)3
Siⓘ QuartzSiO2
Siⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Siⓘ Zoisite var. Thulite{Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
Siⓘ ZirconZr(SiO4)
Siⓘ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Siⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Siⓘ Pyroxene GroupADSi2O6
Siⓘ Garnet GroupX3Z2(SiO4)3
PPhosphorus
Pⓘ ApatiteCa5(PO4)3(Cl/F/OH)
SSulfur
Sⓘ ChalcopyriteCuFeS2
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
ClChlorine
Clⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Clⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Clⓘ ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
CaCalcium
Caⓘ CahniteCa2[B(OH)4](AsO4)
Caⓘ CalciteCaCO3
Caⓘ DiopsideCaMgSi2O6
Caⓘ DatoliteCaB(SiO4)(OH)
Caⓘ Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Caⓘ GrossularCa3Al2(SiO4)3
Caⓘ Zoisite var. Thulite{Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
Caⓘ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Caⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Caⓘ ApatiteCa5(PO4)3(Cl/F/OH)
TiTitanium
Tiⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
MnManganese
Mnⓘ GroutiteMn3+O(OH)
Mnⓘ Zoisite var. Thulite{Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
FeIron
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ ChalcopyriteCuFeS2
Feⓘ Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ PyriteFeS2
Feⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Feⓘ Spinel var. Pleonaste(Mg,Fe)Al2O4
CuCopper
Cuⓘ ChalcopyriteCuFeS2
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ CahniteCa2[B(OH)4](AsO4)
ZrZirconium
Zrⓘ ZirconZr(SiO4)

Other Databases

Link to Geological Survey of Norway:5211

Documents

Title (click to view)YearAuthor
AN EFFORT TO IMPROVE THE REGISTRATION OF MINES IN THE KLODEBORG AREA0Ronald Werner

Localities in this Region

Norway
Norway

Other Regions, Features and Areas containing this locality

Baltic Shield (Fennoscandian Shield)Shield
Eurasian PlateTectonic Plate
EuropeContinent
Norway
ScandinaviaRegion

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Geological Survey of Norway. The Ore Database. Deposit Area 906 - 014. Klodeborg (Updated 29. Nov. 2001).
Weibye, Paul Christian (1848) Beiträge zur topograpischen Mineralogie Norwegens. Archiv für Mineralogie, Geognosie, Bergbau und Hüttenkunde, 22. 465-544
Berlin, N.J. (1849) Analyser av Norska mineralier. Öfversigt af Kongl. vetenskaps-akademiens förhandlingar, P. A. Norstedt & Söner. 234-238with analysis of thulite]
Bugge, J.A.W. (1951) Minerals from the skarn iron ore deposits at Arendal, Norway. I. Cahnite from Klodeborg mine. Det Kongelige Norske Videnskabers Selskab Skrifter, Forhandlinger, 24, 79-81.
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