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Klodeborg Mines, Øyestad, Arendal Iron Mines, Arendal, Aust-Agder, Norway

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Name in Norwegian:Klodeborg gruver, Øyestad, Arendal jerngruver, Arendal, Aust-Agder, Norge
Latitude & Longitude (WGS84): 58° 27' 2'' North , 8° 43' 24'' East
Latitude & Longitude (decimal): 58.45058,8.72355
GeoHash:G#: u4qhw8873
Locality 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
Other/historical names associated with this locality:Klodeberg


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.

Regions containing this locality

Scandinavia

Region - 2,033 mineral species & varietal names listed

Select Mineral List Type

Standard Detailed Strunz Dana 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

12 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!

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: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Reference: Larsen, K.E. (2011): Mineralene i Arendals skarn-jernmalm-forekomster; mer enn 200 års mineralogihistorie. Norsk Bergverksmuseum Skrift. 46: 57-82
'Amphibolite'
Reference: Geological Survey of Norway. The Ore Database. Deposit Area 906 - 013. Klodeborg (Updated 29. nov. 2001)
'Andradite-Grossular Series'
Reference: Knut Edvard Larsen collection # 1574
'Banded gneiss'
Reference: Geological Survey of Norway. The Ore Database. Deposit Area 906 - 013. Klodeborg (Updated 29. nov. 2001)
'Biotite'
Reference: The Ore Database. Geological survey of Norway. Klodeborg- Deposit no. 13 in Arendal (0906) municipality.
Cahnite
Formula: Ca2[B(OH)4](AsO4)
Reference: 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, Forhandliger 24:79-81
Calcite
Formula: CaCO3
Reference: 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
'Charnockitic granite'
Reference: Geological Survey of Norway. The Ore Database. Deposit Area 906 - 013. Klodeborg (Updated 29. nov. 2001)
Datolite
Formula: CaB(SiO4)(OH)
Reference: Weibye, P. C. (1848): Beiträge zur topograpischen Mineralogie Norwegens. Archiv für Mineralogie, Geognosie, Bergbau und Hüttenkunde. 22: 465-544
Datolite var: Botryolite
Formula: Ca(HBSiO5)
Reference: Weibye, P. C. (1848): Beiträge zur topograpischen Mineralogie Norwegens. Archiv für Mineralogie, Geognosie, Bergbau und Hüttenkunde. 22: 465-544
Diopside
Formula: CaMgSi2O6
Reference: Weibye, P. C. (1848): Beiträge zur topograpischen Mineralogie Norwegens. Archiv für Mineralogie, Geognosie, Bergbau und Hüttenkunde. 22: 465-544
'Fayalite-Forsterite Series'
Reference: Vokes, F.M. (1960): Mines in South and Central Norway. Norwegian guidebooks. International Geological Congress. XXI Session, Norden 1960. Norges Geologiske Undersøkelse 212m, 1-73.
'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: Geological Survey of Norway. The Ore Database. Deposit Area 906 - 013. Klodeborg (Updated 29. nov. 2001)
'Gneiss'
Reference: Geological Survey of Norway. The Ore Database. Deposit Area 906 - 013. Klodeborg (Updated 29. nov. 2001)
Grossular
Formula: Ca3Al2(SiO4)3
Reference: Weibye, P. C. (1848): Beiträge zur topograpischen Mineralogie Norwegens. Archiv für Mineralogie, Geognosie, Bergbau und Hüttenkunde. 22: 465-544
Groutite
Formula: Mn3+O(OH)
Reference: Neumann, H. (1985): Norges Mineraler. Norges geologiske Undersøkelse Skrifter 68, p. 89
'Hornblende'
Reference: The Ore Database. Geological survey of Norway. Klodeborg- Deposit no. 13 in Arendal (0906) municipality.
'commodity:Iron'
Formula: Fe
Reference: From USGS MRDS database
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Weibye, P. C. (1848) Beiträge zur topograpischen Mineralogie Norwegens. Archiv für Mineralogie, Geognosie, Bergbau und Hüttenkunde (C.J.B. Karsten und von Dechen). 22: 465-544
'Marble'
Reference: Geological Survey of Norway. The Ore Database. Deposit Area 906 - 013. Klodeborg (Updated 29. nov. 2001)
'Microperthite'
'Orthogneiss'
Reference: Geological Survey of Norway. The Ore Database. Deposit Area 906 - 013. Klodeborg (Updated 29. nov. 2001)
'Pegmatitic granite'
Reference: Geological Survey of Norway. The Ore Database. Deposit Area 906 - 013. Klodeborg (Updated 29. nov. 2001)
Pyrite
Formula: FeS2
Reference: The Ore Database. Geological survey of Norway. Klodeborg- Deposit no. 13 in Arendal (0906) municipality.
'Pyroxene Group'
Reference: Naturhistoriska Riksmuseet, Stockholm collection # g12499
'Scapolite'
Reference: The Ore Database. Geological survey of Norway. Klodeborg- Deposit no. 13 in Arendal (0906) municipality.
'Skarn'
Reference: Bugge, J. ( 1940) Geological and petrological investigations in the Arendal district. Norsk Geologisk Tidsskrift 20: 71-111; Geological Survey of Norway. The Ore Database. Deposit Area 906 - 013. Klodeborg (Updated 29. nov. 2001)
Sphalerite
Formula: ZnS
Reference: Weibye, P. C. (1848): Beiträge zur topograpischen Mineralogie Norwegens. Archiv für Mineralogie, Geognosie, Bergbau und Hüttenkunde. 22: 465-544
Spinel
Formula: MgAl2O4
Reference: Selbekk R.S. (2010): Norges mineraler. En revidert utgave av Norges mineraler (Neumann 1985). Tapir-NGU-NHM, 552 pp.(p.119)
Spinel var: Pleonaste
Formula: (Mg,Fe)Al2O4
Reference: Weibye, P. C. (1848): Beiträge zur topograpischen Mineralogie Norwegens. Archiv für Mineralogie, Geognosie, Bergbau und Hüttenkunde. 22: 465-544
'Thomsonite'
Zircon
Formula: Zr(SiO4)
Reference: Weibye, P. C. (1848): Beiträge zur topograpischen Mineralogie Norwegens. Archiv für Mineralogie, Geognosie, Bergbau und Hüttenkunde. 22: 465-544
Zoisite
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Reference: Berlin, N.J. (1850): Analyser of Norrska mineralier.Öfversigt af Kungl. Svenska Vetenskaps-Aakademiens handlingar. 1849, 234-238
Zoisite var: Thulite
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Reference: Berlin, N.J. (1850): Analyser of Norrska mineralier.Öfversigt af Kungl. Svenska Vetenskaps-Aakademiens handlingar. 1849, 234-238

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Sphalerite2.CB.05aZnS
Group 4 - Oxides and Hydroxides
Groutite4.FD.10Mn3+O(OH)
Magnetite4.BB.05Fe2+Fe3+2O4
Spinel4.BB.05MgAl2O4
var: Pleonaste4.BB.05(Mg,Fe)Al2O4
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 6 - Borates
Cahnite6.AC.70Ca2[B(OH)4](AsO4)
Group 9 - Silicates
Datolite9.AJ.20CaB(SiO4)(OH)
var: Botryolite9.AJ.20Ca(HBSiO5)
Diopside9.DA.15CaMgSi2O6
Grossular9.AD.25Ca3Al2(SiO4)3
Zircon9.AD.30Zr(SiO4)
Zoisite9.BG.10{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
var: Thulite9.BG.10{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Unclassified Minerals, Rocks, etc.
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Amphibolite'-
'Andradite-Grossular Series'-
'Banded gneiss'-
'Biotite'-
Charnockitic granite-
Fayalite-Forsterite Series-
Garnet Group-X3Z2(SiO4)3
Gneiss-
Hornblende-
Marble-
Microperthite-
Orthogneiss-
Pegmatitic granite-
Pyroxene Group-
Scapolite-
Skarn-
Thomsonite-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Groutite6.1.1.3Mn3+O(OH)
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Spinel7.2.1.1MgAl2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 43 - COMPOUND PHOSPHATES, ETC.
Anhydrous Compound Phosphates, etc·, Containing Hydroxyl or Halogen
Cahnite43.4.4.1Ca2[B(OH)4](AsO4)
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Grossular51.4.3b.2Ca3Al2(SiO4)3
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)
Group 54 - NESOSILICATES Borosilicates and Some Beryllosilicates
Borosilicates and Some Beryllosilicates with B in [4] coordination
Datolite54.2.1a.1CaB(SiO4)(OH)
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)
Zoisite58.2.1b.1{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Diopside65.1.3a.1CaMgSi2O6
Unclassified Minerals, Rocks, etc.
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Amphibolite'-
'Andradite-Grossular Series'-
'Banded gneiss'-
'Biotite'-
'Charnockitic granite'-
Datolite
var: Botryolite
-Ca(HBSiO5)
'Fayalite-Forsterite Series'-
'Garnet Group'-X3Z2(SiO4)3
'Gneiss'-
'Hornblende'-
'Marble'-
'Microperthite'-
'Orthogneiss'-
'Pegmatitic granite'-
'Pyroxene Group'-
'Scapolite'-
'Skarn'-
Spinel
var: Pleonaste
-(Mg,Fe)Al2O4
'Thomsonite'-
Zoisite
var: Thulite
-{Ca2}{Al3}(Si2O7)(SiO4)O(OH)

List of minerals for each chemical element

HHydrogen
H Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
H Datolite (var: Botryolite)Ca(HBSiO5)
H CahniteCa2[B(OH)4](AsO4)
H DatoliteCaB(SiO4)(OH)
H GroutiteMn3+O(OH)
H Zoisite (var: Thulite){Ca2}{Al3}(Si2O7)(SiO4)O(OH)
H Zoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
BBoron
B Datolite (var: Botryolite)Ca(HBSiO5)
B CahniteCa2[B(OH)4](AsO4)
B DatoliteCaB(SiO4)(OH)
CCarbon
C CalciteCaCO3
OOxygen
O Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
O Datolite (var: Botryolite)Ca(HBSiO5)
O CahniteCa2[B(OH)4](AsO4)
O CalciteCaCO3
O DatoliteCaB(SiO4)(OH)
O DiopsideCaMgSi2O6
O Garnet GroupX3Z2(SiO4)3
O GrossularCa3Al2(SiO4)3
O GroutiteMn3+O(OH)
O MagnetiteFe2+Fe23+O4
O Spinel (var: Pleonaste)(Mg,Fe)Al2O4
O SpinelMgAl2O4
O Zoisite (var: Thulite){Ca2}{Al3}(Si2O7)(SiO4)O(OH)
O ZirconZr(SiO4)
O Zoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
FFluorine
F Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
MgMagnesium
Mg DiopsideCaMgSi2O6
Mg Spinel (var: Pleonaste)(Mg,Fe)Al2O4
Mg SpinelMgAl2O4
AlAluminium
Al Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Al GrossularCa3Al2(SiO4)3
Al Spinel (var: Pleonaste)(Mg,Fe)Al2O4
Al SpinelMgAl2O4
Al Zoisite (var: Thulite){Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Al Zoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
SiSilicon
Si Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Si Datolite (var: Botryolite)Ca(HBSiO5)
Si DatoliteCaB(SiO4)(OH)
Si DiopsideCaMgSi2O6
Si Garnet GroupX3Z2(SiO4)3
Si GrossularCa3Al2(SiO4)3
Si Zoisite (var: Thulite){Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Si ZirconZr(SiO4)
Si Zoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
SSulfur
S PyriteFeS2
S SphaleriteZnS
ClChlorine
Cl Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
CaCalcium
Ca Datolite (var: Botryolite)Ca(HBSiO5)
Ca CahniteCa2[B(OH)4](AsO4)
Ca CalciteCaCO3
Ca DatoliteCaB(SiO4)(OH)
Ca DiopsideCaMgSi2O6
Ca GrossularCa3Al2(SiO4)3
Ca Zoisite (var: Thulite){Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Ca Zoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
TiTitanium
Ti Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
MnManganese
Mn GroutiteMn3+O(OH)
FeIron
Fe MagnetiteFe2+Fe23+O4
Fe Spinel (var: Pleonaste)(Mg,Fe)Al2O4
Fe PyriteFeS2
ZnZinc
Zn SphaleriteZnS
AsArsenic
As CahniteCa2[B(OH)4](AsO4)
ZrZirconium
Zr ZirconZr(SiO4)

References

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Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Weibye, P.C. (1848) Beiträge zur topograpischen Mineralogie Norwegens. Archiv für Mineralogie, Geognosie, Bergbau und Hüttenkunde (C.J.B. Karsten und von Dechen), 22, 465-544.
Berlin, N.J. (1850) Analyser av Norska mineralier. Öfversigt af Kongliga Svenska Vetenskaps-Akademiens forhandlingar, 1849, 234-238 [with 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.
Geological Survey of Norway. The Ore Database. Deposit Area 906 - 013. Klodeborg (Updated 29. Nov. 2001).

Localities in this Region
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Norway

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