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Siksjöberget-Ekorråsen, Särna, Älvdalen, Dalarna, Swedeni
Regional Level Types
Siksjöberget-Ekorråsen- not defined -
Särna- not defined -
ÄlvdalenMunicipality
DalarnaCounty
SwedenCountry

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Latitude & Longitude (WGS84): 61° 43' 19'' North , 12° 53' 4'' East
Latitude & Longitude (decimal): 61.72208,12.88463
GeoHash:G#: u6cpjhnm1
Köppen climate type:Dfc : Subarctic climate
Nearest Settlements:
PlacePopulationDistance
Särna675 (2017)14.0km
Idre706 (2017)17.6km
Lofsdalen101 (2012)48.2km


12 km NW of Särna. Alkaline complex outcropping as two rounded mountains. Contains "särnaite" (nepheline-cancrinite syenite) and tinguaite.

Regions containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
Fennoscandian ShieldShield
ScandinaviaRegion

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


16 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!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Aegirine
Formula: NaFe3+Si2O6
Reference: No reference listed
Aegirine-augite
Formula: (NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
Reference: No reference listed
Albite
Formula: Na(AlSi3O8)
Reference: No reference listed
Allanite-(Ce)
Formula: {CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Reference: GFF (1923) 45, 295-334
Analcime
Formula: Na(AlSi2O6) · H2O
Reference: No reference listed
'Apatite'
Reference: No reference listed
Cancrinite
Formula: (Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Reference: GFF (1923) 45, 295-334
Diopside
Formula: CaMgSi2O6
Reference: No reference listed
Fluorapatite
Formula: Ca5(PO4)3F
Reference: No reference listed
Haüyne
Formula: (Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)
Reference: No reference listed
Ilmenite
Formula: Fe2+TiO3
Reference: No reference listed
Magnetite
Formula: Fe2+Fe3+2O4
Reference: No reference listed
Nepheline
Formula: Na3K(Al4Si4O16)
Reference: No reference listed
Nosean
Formula: Na8(Al6Si6O24)(SO4) · H2O
Reference: No reference listed
Pectolite
Formula: NaCa2Si3O8(OH)
Reference: GFF (1923) 45, 295-334
Pyrite
Formula: FeS2
Reference: No reference listed
Titanite
Formula: CaTi(SiO4)O
Reference: No reference listed

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Ilmenite4.CB.05Fe2+TiO3
Magnetite4.BB.05Fe2+Fe3+2O4
Group 8 - Phosphates, Arsenates and Vanadates
Fluorapatite8.BN.05Ca5(PO4)3F
Group 9 - Silicates
Aegirine9.DA.25NaFe3+Si2O6
Aegirine-augite9.DA.20(NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
Albite9.FA.35Na(AlSi3O8)
Allanite-(Ce)9.BG.05b{CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Analcime9.GB.05Na(AlSi2O6) · H2O
Cancrinite9.FB.05(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Diopside9.DA.15CaMgSi2O6
Haüyne9.FB.10(Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)
Nepheline9.FA.05Na3K(Al4Si4O16)
Nosean9.FB.10Na8(Al6Si6O24)(SO4) · H2O
Pectolite9.DG.05NaCa2Si3O8(OH)
Titanite9.AG.15CaTi(SiO4)O
Unclassified Minerals, Rocks, etc.
'Apatite'-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X3
Ilmenite4.3.5.1Fe2+TiO3
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
A5(XO4)3Zq
Fluorapatite41.8.1.1Ca5(PO4)3F
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
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 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Aegirine65.1.3c.2NaFe3+Si2O6
Aegirine-augite65.1.3b.2(NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
Diopside65.1.3a.1CaMgSi2O6
Single-Width Unbranched Chains, W=1 with chains P=3
Pectolite65.2.1.4aNaCa2Si3O8(OH)
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Al-Si Framework Feldspathoids and related species
Cancrinite76.2.5.3(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Haüyne76.2.3.3(Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)
Nepheline76.2.1.2Na3K(Al4Si4O16)
Nosean76.2.3.2Na8(Al6Si6O24)(SO4) · H2O
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Analcime77.1.1.1Na(AlSi2O6) · H2O
Unclassified Minerals, Mixtures, etc.
'Apatite'-

List of minerals for each chemical element

HHydrogen
H Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
H AnalcimeNa(AlSi2O6) · H2O
H Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
H PectoliteNaCa2Si3O8(OH)
H NoseanNa8(Al6Si6O24)(SO4) · H2O
CCarbon
C Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
OOxygen
O AegirineNaFe3+Si2O6
O Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
O Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
O AlbiteNa(AlSi3O8)
O AnalcimeNa(AlSi2O6) · H2O
O Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
O DiopsideCaMgSi2O6
O Haüyne(Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)
O IlmeniteFe2+TiO3
O MagnetiteFe2+Fe23+O4
O NephelineNa3K(Al4Si4O16)
O PectoliteNaCa2Si3O8(OH)
O TitaniteCaTi(SiO4)O
O FluorapatiteCa5(PO4)3F
O NoseanNa8(Al6Si6O24)(SO4) · H2O
FFluorine
F FluorapatiteCa5(PO4)3F
NaSodium
Na AegirineNaFe3+Si2O6
Na Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Na AlbiteNa(AlSi3O8)
Na AnalcimeNa(AlSi2O6) · H2O
Na Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Na Haüyne(Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)
Na NephelineNa3K(Al4Si4O16)
Na PectoliteNaCa2Si3O8(OH)
Na NoseanNa8(Al6Si6O24)(SO4) · H2O
MgMagnesium
Mg Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Mg DiopsideCaMgSi2O6
AlAluminium
Al Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Al Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Al AlbiteNa(AlSi3O8)
Al AnalcimeNa(AlSi2O6) · H2O
Al Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Al Haüyne(Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)
Al NephelineNa3K(Al4Si4O16)
Al NoseanNa8(Al6Si6O24)(SO4) · H2O
SiSilicon
Si AegirineNaFe3+Si2O6
Si Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Si Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Si AlbiteNa(AlSi3O8)
Si AnalcimeNa(AlSi2O6) · H2O
Si Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Si DiopsideCaMgSi2O6
Si Haüyne(Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)
Si NephelineNa3K(Al4Si4O16)
Si PectoliteNaCa2Si3O8(OH)
Si TitaniteCaTi(SiO4)O
Si NoseanNa8(Al6Si6O24)(SO4) · H2O
PPhosphorus
P FluorapatiteCa5(PO4)3F
SSulfur
S Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
S Haüyne(Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)
S PyriteFeS2
S NoseanNa8(Al6Si6O24)(SO4) · H2O
ClChlorine
Cl Haüyne(Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)
KPotassium
K Haüyne(Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)
K NephelineNa3K(Al4Si4O16)
CaCalcium
Ca Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Ca Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Ca Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Ca DiopsideCaMgSi2O6
Ca Haüyne(Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)
Ca PectoliteNaCa2Si3O8(OH)
Ca TitaniteCaTi(SiO4)O
Ca FluorapatiteCa5(PO4)3F
TiTitanium
Ti IlmeniteFe2+TiO3
Ti TitaniteCaTi(SiO4)O
FeIron
Fe AegirineNaFe3+Si2O6
Fe Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Fe Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Fe IlmeniteFe2+TiO3
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2
CeCerium
Ce Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)

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

Permian - Carboniferous
251.902 - 358.9 Ma



ID: 2630688

Age: Phanerozoic (251.902 - 358.9 Ma)

Description: Platformal sedimentary cover rocks

Lithology: Nepheline syenite

Reference: Bergman, S., M.B. Sephens, J. Andersson, B. Kathol, T. Bergman. Sveriges berggrund, skala 1:1 miljon. Sveriges geologiska undersökning K 423. [95]

Mesoproterozoic - Paleoproterozoic
1000 - 2500 Ma



ID: 3189899
Paleoproterozoic-Mesoproterozoic sedimentary rocks

Age: Proterozoic (1000 - 2500 Ma)

Lithology: Mudstone-sandstone-conglomerate

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]

Paleoproterozoic
1600 - 2500 Ma



ID: 629409
Igneous: extrusive; Extrusive: intermediate

Age: Proterozoic (1600 - 2500 Ma)

Description: Northern Europe, Dala-Rapakivi Domain

Comments: Magmatic arc/suite; Koistinen et al., 2001; Sigmond, 2002; Solli, unpublished compilation, 2007-08; Bergman et al., unpublished revisions, 2007-08

Lithology: Rhyolite, trachyte

Reference: J.C. Harrison, M.R. St-Onge, O.V. Petrov, S.I. Strelnikov, B.G. Lopatin, F.H. Wilson, S. Tella, D. Paul, T. Lynds, S.P. Shokalsky, C.K. Hults, S. Bergman, H.F. Jepsen, and A. Solli. Geological map of the Arctic. doi:10.4095/287868. Geological Survey of Canada Map 2159A. [2]

Paleoproterozoic
1600 - 2500 Ma



ID: 3159722
Proterozoic I rhyolite

Age: Proterozoic (1600 - 2500 Ma)

Lithology: Major:{rhyolite}, Minor{trachyte,andesite group}

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

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
A. E. Törnebohm (1883) Om den s. K.Fonoliten från Elfdalen, dess klyftort och förekomstsätt, Geologiska Föreningen i Stockholm Förhandlingar, 6:10, 383-405, doi:10.1080/11035898309444080
Nils H. Magnusson (1923) The alkaline rocks of Siksjöberget and Ekorråsen in Särna, Geologiska Föreningen i Stockholm Förhandlingar, 45:3-4, 295-334, doi:10.1080/11035892309444563

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