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Alnö, Sundsvall, Medelpad, Sweden

StandardDetailedBy ChemistryMineral Photos (3)Search GoogleMineral Report for Region

Island with alkaline intrusions with rocks like alnöite, kimberlite, carbonatite, sövite, melteigite, ijolite, urtite, borengite (from the locality Båräng).

Refs.:
- Högbohm, A.G. (1895): Über das Nephelinsyenitgebiet auf der Insel Alnö. Geol. Fören. Stockholm Förh.: 17: 100-160.
- http://www.koeln.netsurf.de/~w.steffens/alno.htm

Compositional variations (major and trace elements) of clinopyroxene and Ti-andradite from pyroxenite, ijolite and nepheline syenite, Alnö Island, Sweden
Hode Vuorinen et al. (2005)
Lithos 81, 55– 77
http://www.nrm.se/download/18.14c432a7111ff6bba4f80003963/Alnoe.pdf

Hode Vuorinen, J. (2005)
The Alnö alkaline and carbonatitic complex, east central Sweden - a petrogenetic study
http://www.diva-portal.org/su/theses/abstract.xsql?dbid=546




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


Mineral List:
  		•  Aegirine
    NaFe
    3+
     
    		[Si
     
    2
    		O
     
    6
    		]
    Reference: [No reference listed]
    Site Photo
    Alnö, Sundsvall, Medelpad, Sweden
    © Jorge M. Alves
  		•  'Aeschynite'
    Reference: [No reference listed]
  		•  Åkermanite
    Ca
     
    2
    		Mg[Si
     
    2
    		O
     
    7
    		]
    Reference: [No reference listed]
  		•  Allanite-(Ce)
    {CaCe}{Al
     
    2
    		Fe
    2+
     
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [No reference listed]
  		•  Analcime
    Na
     
    2
    		[Al
     
    2
    		Si
     
    4
    		O
     
    12
    		] · 2H
     
    2
    		O
    Reference: [No reference listed]
  		•  Anatase
    TiO
     
    2
    Reference: [No reference listed]
  		•  Andradite
    var: Hydroandradite
    Ca
     
    3
    		Fe
    3+
    2
    		(SiO
     
    4
    		)
     
    3-x
    		(OH)
     
    4x
    Reference: [No reference listed]
  		•  Andradite
    var: Melanite
    Reference: [No reference listed]
  		•  'Apatite'
    Reference: [Lithos, 13, 263-268]
  		•  Aragonite
    CaCO
     
    3
    Reference: [No reference listed]
  		•  Arsenopyrite
    FeAsS - (Fe
     
    0.90
    		Co
     
    0.10
    		)AsS
    Reference: [No reference listed]
  		•  Augite
    (Ca,Na)(Mg,Fe
    2+
     
    		,Al,Fe
    3+
     
    		,Ti)[(Si,Al)
     
    2
    		O
     
    6
    		]
    Reference: [No reference listed]
  		•  Baddeleyite
    ZrO
     
    2
    Reference: [No reference listed]
  		•  Baryte
    BaSO
     
    4
    Reference: [No reference listed]
  		•  Beckelite
    (Ce,Ca)
     
    5
    		(SiO
     
    4
    		)
     
    3
    		(OH,F)
    Reference: [No reference listed]
  		•  Biotite
    var: Manganophyllite
    K(Mn,Mg,Al)
     
    2-3
    		(Al,Si)
     
    4
    		O
     
    10
    		(OH)
     
    2
    Reference: [No reference listed]
  		•  Britholite-(Ce)
    Ca
     
    2
    		(Ce,Ca)
     
    3
    		[(OH,F)|(SiO
     
    4
    		,PO
     
    4
    		)
     
    3
    		]
    Reference: [No reference listed]
  		•  Brookite
    TiO
     
    2
    Reference: [No reference listed]
  		•  Calzirtite
    CaZr
     
    3
    		TiO
     
    9
    Reference: [No reference listed]
  		•  Cancrinite
    Na
     
    6
    		Ca
     
    2
    		[(CO
     
    3
    		)
     
    2
    		|Al
     
    6
    		Si
     
    6
    		O
     
    24
    		] · 2H
     
    2
    		O
    Reference: [No reference listed]
    Site Photo
    Alnö, Sundsvall, Medelpad, Sweden
    © Jorge M. Alves
  		•  Celestine
    SrSO
     
    4
    Reference: [No reference listed]
  		•  Celsian
    Ba[Al
     
    2
    		Si
     
    2
    		O
     
    8
    		]
    Reference: [No reference listed]
  		•  Chromite
    FeCr
     
    2
    		O
     
    4
    Reference: [No reference listed]
  		•  Columbite
    (Fe,Mn)(Nb,Ta)
     
    2
    		O
     
    6
    Reference: [No reference listed]
  		•  Corundum
    Al
     
    2
    		O
     
    3
    Reference: [No reference listed]
  		•  Diamond
    C
    Description: Possible contamination.
    Reference: [GFF 104, 210]
  		•  Diopside
    CaMg[Si
     
    2
    		O
     
    6
    		]
    Reference: [No reference listed]
  		•  Eckermannite
    [Na][Na
     
    2
    		][(Mg,Fe
    2+
     
    		)
     
    4
    		Al][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
    Reference: [No reference listed]
  		•  Edenite
    Na[Ca
     
    2
    		][Mg
     
    5
    		][(OH)
     
    2
    		|AlSi
     
    7
    		O
     
    22
    		]
    Reference: [No reference listed]
  		•  Enstatite
    Mg
     
    2
    		[SiO
     
    3
    		]
     
    2
    Reference: [No reference listed]
  		•  Ferrorichterite
    Na[CaNa][Fe
    2+
    5
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
    Reference: [No reference listed]
  		•  Fersmite
    (Ca,Ce,Na)(Nb,Ta,Ti)
     
    2
    		(O,OH,F)
     
    6
    Reference: [No reference listed]
  		•  Gehlenite
    Ca
     
    2
    		Al[AlSiO
     
    7
    		]
    Reference: [No reference listed]
  		•  Gersdorffite
    NiAsS
    Reference: [No reference listed]
  		•  Hanksite
    Na
     
    22
    		K(SO
     
    4
    		)
     
    9
    		(CO
     
    3
    		)
     
    2
    		Cl
    Reference: [No reference listed]
  		•  Harmotome
    (Ba
     
    0.5
    		,Ca
     
    0.5
    		,K,Na)
     
    5
    		[Al
     
    5
    		Si
     
    11
    		O
     
    32
    		] ·12H
     
    2
    		O
    Reference: [No reference listed]
  		•  Hyalophane
    (K,Ba)[Al(Si,Al)Si
     
    2
    		O
     
    8
    		]
    Reference: [No reference listed]
  		•  Ilmenite
    Fe
    2+
     
    		TiO
     
    3
    Reference: [No reference listed]
  		•  Kaersutite
    [Na][Ca
     
    2
    		][Mg
     
    4
    		Ti][O|OH|Al
     
    2
    		Si
     
    6
    		O
     
    22
    		]
    Reference: [No reference listed]
  		•  Kaliophilite
    K[AlSiO
     
    4
    		]
    Reference: [No reference listed]
  		•  Kimzeyite
    Ca
     
    3
    		(Zr,Ti)
     
    2
    		[(Si,Al,Fe
    3+
     
    		)O
     
    4
    		]
     
    3
    Reference: [No reference listed]
  		•  Kyanite
    Al
     
    2
    		[O|SiO
     
    4
    		]
    Reference: [No reference listed]
  		•  Mackinawite
    (Fe,Ni)
     
    9
    		S
     
    8
    Reference: [No reference listed]
  		•  Maghemite
    Fe
     
    2
    		O
     
    3
    Reference: [No reference listed]
  		•  Magnesio-arfvedsonite
    [Na][Na
     
    2
    		][Mg
     
    4
    		Fe
    3+
     
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
    Reference: [No reference listed]
  		•  Magnesite
    MgCO
     
    3
    Reference: [No reference listed]
  		•  Magnetite
    var: Titaniferous Magnetite
    Fe
    2+
     
    		(Fe
    3+
     
    		,Ti)
     
    2
    		O
     
    4
    Reference: [No reference listed]
  		•  Melilite
    (Ca,Na)
     
    2
    		(Al,Mg,Fe
    2+
     
    		)[(Al,Si)SiO
     
    7
    		]
    Reference: [No reference listed]
  		•  Monazite-(Ce)
    (Ce,La,Nd,Th)PO
     
    4
    Reference: [No reference listed]
  		•  Monticellite
    CaMg[SiO
     
    4
    		]
    Reference: [No reference listed]
  		•  Nahcolite
    NaHCO
     
    3
    Reference: [No reference listed]
  		•  Natrolite
    Na
     
    2
    		[Al
     
    2
    		Si
     
    3
    		O
     
    10
    		] · 2H
     
    2
    		O
    Reference: [No reference listed]
  		•  Nepheline
    (Na,K)[AlSiO
     
    4
    		]
    Reference: [No reference listed]
  		•  'Olivine'
    (Mg,Fe
    2+
     
    		)
     
    2
    		[SiO
     
    4
    		]
    Reference: [No reference listed]
  		•  Pectolite
    NaCa
     
    2
    		[HSi
     
    3
    		O
     
    9
    		]
    Reference: [No reference listed]
  		•  Pentlandite
    (Fe,Ni)
     
    9
    		S
     
    8
    Reference: [No reference listed]
  		•  Periclase
    MgO
    Reference: [No reference listed]
  		•  Perovskite
    CaTiO
     
    3
    Reference: [No reference listed]
  		•  Perovskite
    var: Knopite
    (Ca,Ce,Na)(Ti,Fe)O
     
    3
    Reference: [Holmquist (1894) G.F.F. vol 16, pp. 73-95, original description; Clark, 1993 - "Hey's Mineral Index", 365]
  		•  Piemontite
    {Ca
     
    2
    		}{Al
     
    2
    		Mn
    3+
     
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [No reference listed]
  		•  Pigeonite
    (Mg,Fe
    2+
     
    		,Ca)(Mg,Fe
    2+
     
    		)[Si
     
    2
    		O
     
    6
    		]
    Reference: [No reference listed]
  		•  Pyrite
    var: Bravoite
    (Fe,Ni)S
     
    2
    Reference: [No reference listed]
  		•  Pyrochlore
    (Ca,Na)
     
    2
    		Nb
     
    2
    		O
     
    6
    		(OH,F)
    Reference: [Holmquist (1893) GFF vol 15, 588-606.]
  		•  Pyrophanite
    Mn
    2+
     
    		TiO
     
    3
    Reference: [No reference listed]
  		•  Richterite
    Na[CaNa][Mg
     
    5
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
    Reference: [No reference listed]
  		•  Riebeckite
    [ ][Na
     
    2
    		][Fe
    2+
    3
    		Fe
    3+
    2
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
    Reference: [No reference listed]
  		•  Rutile
    TiO
     
    2
    Reference: [No reference listed]
  		•  Scheelite
    Ca[WO
     
    4
    		]
    Reference: [No reference listed]
  		•  Sillimanite
    Al
     
    2
    		[O|SiO
     
    4
    		]
    Reference: [No reference listed]
  		•  Spinel
    MgAl
     
    2
    		O
     
    4
    Reference: [No reference listed]
  		•  Strontianite
    SrCO
     
    3
    Reference: [No reference listed]
  		•  Sylvite
    KCl
    Reference: [No reference listed]
  		•  Synchysite-(Ce)
    Ca(Ce,La)[F|(CO
     
    3
    		)
     
    2
    		]
    Reference: [No reference listed]
  		•  Tazheranite
    (Zr,Ti,Ca)O
     
    2
    Reference: [No reference listed]
  		•  Thenardite
    Na
     
    2
    		SO
     
    4
    Reference: [No reference listed]
  		•  Thomsonite-Ca
    NaCa
     
    2
    		[Al
     
    5
    		Si
     
    5
    		O
     
    20
    		] · 6H
     
    2
    		O
    Reference: [No reference listed]
  		•  Titanite
    CaTi[O|SiO
     
    4
    		]
    Reference: [No reference listed]
  		•  Valleriite
    (Fe
    2+
     
    		,Cu)
     
    4
    		(Mg,Al)
     
    3
    		[(OH,O)
     
    6
    		|S
     
    4
    		]
    Reference: [No reference listed]
  		•  Violarite
    Fe
    2+
     
    		Ni
    3+
    2
    		S
     
    4
    Reference: [No reference listed]
  		•  Xonotlite
    Ca
     
    6
    		Si
     
    6
    		O
     
    17
    		(OH)
     
    2
    Reference: [No reference listed]
  		•  Zircon
    Zr[SiO
     
    4
    		]
    Reference: [No reference listed]
  		•  Zirconolite
    CaZrTi
     
    2
    		O
     
    7
    Reference: [No reference listed]


    82 entries listed. 69 valid minerals.

    Localities in this Region:
    Sweden
     
    • Medelpad
      • Sundsvall
        • Alnö

    The above list 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!
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