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Varulite

Formula:
NaCaMn
2+
 
Mn
2+
2
(PO
 
4
)
 
3
System:MonoclinicColour:Dark olive-green
Hardness:5
Name:Named after its discovery locality, Boliden Mine, VARUträsk, Vasterbotten, Sweden.


Alluaudite Group, Hagendorfite-Varulite Series.

Classification of Varulite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:7/A.06-100
Nickel-Strunz 10th (pending) edition ID:8.AC.10

8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
C : With medium-sized and large cations
Dana 7th edition ID:38.2.4.1
Dana 8th edition ID:38.2.3.3

38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
2 : (AB)5(XO4)3
Hey's CIM Ref.:19.12.50

19 : Phosphates
12 : Phosphates of Mn
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Type Occurrence of Varulite

Type Locality:Varuträsk, Skellefteå, Västerbotten, Sweden
Year of Discovery:1937

Physical Properties of Varulite

Lustre:Greasy
Colour:Dark olive-green
Hardness (Mohs):5

Crystallography of Varulite

Crystal System:Monoclinic

Optical Data of Varulite

Type:Biaxial (+)
RI values: nα = 1.708 nγ = 1.722
2V:Measured: 70°
Maximum Birefringence:δ = 0.014

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Dispersion:r > v

Chemical Properties of Varulite

Formula:
NaCaMn
2+
 
Mn
2+
2
(PO
 
4
)
 
3
Essential elements:Mn, N, Na, O, P
All elements listed in formula:Ca, Mn, Na, O, P

Relationship of Varulite to other Species

Series:Forms a series with Hagendorfite (see here)
Related to:
  • Triphylite Group
  • Related Minerals - Nickel-Strunz Grouping):
    8.AC.05Howardevansite
    NaCuFe
     
    2
    (VO
     
    4
    )
     
    3
    8.AC.10Alluaudite
    (Na,Ca)Mn
    2+
     
    (Fe
    3+
     
    ,Mn
    2+
     
    ,Fe
    2+
     
    ,Mg)
     
    2
    (PO
     
    4
    )
     
    3
    8.AC.10Arseniopleite
    NaCaMn
    2+
     
    (Mn
    2+
     
    ,Mg)
     
    2
    (AsO
     
    4
    )
     
    3
    8.AC.10Caryinite
    (Na,Pb)(Ca,Na)((Ca,Mn
    2+
     
    )(Mn
    2+
     
    ,Mg,Fe
    3+
     
    )[AsO
     
    4
    ]
     
    3
    8.AC.10Ferroalluaudite
    (Na,Ca)Fe
    2+
     
    (Fe
    3+
     
    ,Mn
    2+
     
    ,Fe
    2+
     
    )
     
    2
    (PO
     
    4
    )
     
    3
    8.AC.10Hagendorfite
    NaCaMn
    2+
     
    Fe
    2+
    2
    (PO
     
    4
    )
     
    3
    8.AC.10Johillerite
    Na(Mg,Zn)
     
    3
    Cu[AsO
     
    4
    ]
     
    3
    8.AC.10Maghagendorfite
    NaMn(Mg,Fe,Fe)
     
    3
    (PO
     
    4
    )
     
    3
    8.AC.10Nickenichite
    Na
     
    0.8
    Ca
     
    0.4
    Cu
     
    0.4
    (Mg,Fe)
     
    3
    (AsO
     
    4
    )
     
    3
    8.AC.10Ferrohagendorfite
    (Na,Ca)
     
    2
    Fe
    2+
     
    (Fe
    2+
     
    ,Fe
    3+
     
    )
     
    2
    (PO
     
    4
    )
     
    3
    8.AC.10Bradaczekite
    NaCu
     
    4
    (AsO
     
    4
    )
     
    3
    8.AC.10Yazganite
    NaFe
    3+
    2
    (Mg,Mn
    2+
     
    )[AsO
     
    4
    ]
     
    3
    · H
     
    2
    O
    8.AC.10Ferro-alluaudite
    8.AC.15Bobfergusonite
    Na
     
    2
    Mn
     
    5
    FeAl(PO
     
    4
    )
     
    6
    8.AC.15Ferrowyllieite
    (Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO
     
    4
    )
     
    3
    8.AC.15Qingheiite
    NaMn
    3+
     
    Mg(Al,Fe
    3+
     
    )[PO
     
    4
    ]
     
    3
    8.AC.15Rosemaryite
    (Na,Ca,Mn)(Mn,Fe
    2+
     
    )(Fe
    3+
     
    ,Mg)Al(PO
     
    4
    )
     
    3
    8.AC.15Wyllieite
    (Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO
     
    4
    )
     
    3
    8.AC.15Ferrorosemaryite
    []NaFe
    2+
     
    Fe
    3+
     
    Al(PO
     
    4
    )
     
    3
    8.AC.20Marićite
    NaFe
    2+
     
    [PO
     
    4
    ]
    8.AC.25Berzeliite
    NaCa
     
    2
    (Mg,Mn
    2+
     
    )
     
    2
    [AsO
     
    4
    ]
     
    3
    8.AC.25Manganberzeliite
    (Ca,Na)
     
    3
    (Mn
    2+
     
    ,Mg)
     
    2
    [AsO
     
    4
    ]
     
    3
    8.AC.25Palenzonaite
    (Ca,Na)
     
    3
    CaMn
    2+
    2
    [VO
     
    4
    ]
     
    3
    8.AC.25Schäferite
    Ca
     
    2
    NaMg
     
    2
    [VO
     
    4
    ]
     
    3
    8.AC.30Brianite
    Na
     
    2
    CaMg[PO
     
    4
    ]
     
    2
    8.AC.35Vitusite-(Ce)
    Na
     
    3
    (Ce,La,Nd)(PO
     
    4
    )
     
    2
    8.AC.40Olgite
    Ba(NaSr)
     
    2
    Na[PO
     
    4
    ]
     
    2
    8.AC.40Bario-olgite
    Ba(Na,Sr,REE)
     
    2
    Na[PO
     
    4
    ]
     
    2
    8.AC.45Strontiowhitlockite
    Sr
     
    9
    MgH[PO
     
    4
    ]
     
    7
    8.AC.45Whitlockite
    Ca
     
    9
    Mg[PO
     
    3
    OH][PO
     
    4
    ]
     
    6
    8.AC.45Merrillite
    Ca
     
    18
    Na
     
    2
    Mg
    2+
    2
    [PO
     
    4
    ]
     
    14
    8.AC.45Tuite
    Ca
     
    3
    [PO
     
    4
    ]
     
    2
    8.AC.45Ferromerrillite
    Ca
     
    9
    Fe
    2+
     
    Na[PO
     
    4
    ]
     
    7
    8.AC.50Chladniite
    {Ca}{Na
     
    8
    }{Ca
     
    4
    Na
     
    4
    }{(Mg,Fe
    2+
     
    )
     
    43
    }[PO
     
    4
    ]
     
    36
    8.AC.50Fillowite
    {Mn
    2+
     
    }{Na
     
    8
    }{Ca
     
    4
    Na
     
    4
    }{(Mn
    2+
     
    ,Fe
    2+
     
    )
     
    43
    }[PO
     
    4
    ]
     
    36
    8.AC.50Johnsomervilleite
    {Ca}{Na
     
    6
    [ ]
     
    2
    }{Ca
     
    6
    Na
     
    2
    }{(Fe
    2+
     
    ,Mg,Mn
    2+
     
    )
     
    43
    }[PO
     
    4
    ]
     
    36
    8.AC.50Galileiite
    {Fe
    2+
     
    }{Na
     
    8
    }{Fe
    2+
    4
    Na
     
    4
    }{Fe
    2+
    43
    }[PO
     
    4
    ]
     
    36
    8.AC.50Stornesite-(Y)
    {(Y, Ca)}{Na
     
    6
    [ ]
     
    2
    }{(Ca,Na)
     
    8
    }{(Mg,Fe
    2+
     
    )
     
    43
    }[PO
     
    4
    ]
     
    36
    8.AC.50IMA2006-006
    Na
     
    4
    Fe
    2+
    7
    [PO
     
    4
    ]
     
    6
    8.AC.55Harrisonite
    Ca(Fe
    2+
     
    ,Mg)
     
    6
    [PO
     
    4
    |SiO
     
    4
    ]
     
    2
    8.AC.60Kosnarite
    KZr
     
    2
    (PO
     
    4
    )
     
    3
    8.AC.65Panethite
    (Na,Ca)
     
    2
    (Mg,Fe
    2+
     
    )
     
    2
    [PO
     
    4
    ]
     
    2
    8.AC.70Stanfieldite
    Ca
     
    7
    Ca
     
    2
    Mg
     
    9
    [PO
     
    4
    ]
     
    12
    8.AC.75Ronneburgite
    K
     
    2
    MnV
     
    4
    O
     
    12
    8.AC.80Tillmannsite
    (Ag
     
    3
    Hg)[(VO
     
    4
    , AsO
     
    4
    )]
    8.AC.85Filatovite
    K[(Al,Zn)
     
    2
    (As,Si)
     
    2
    O
     
    8
    ]
    Related Minerals - Hey's Index Grouping:
    19.12.1Metaswitzerite
    Mn
     
    3
    (PO
     
    4
    )
     
    2
    ·4H
     
    2
    O
    19.12.2Bermanite
    Mn
    2+
     
    Mn
    3+
    2
    [OH|PO
     
    4
    ]
     
    2
    · 4H
     
    2
    O
    19.12.3Natrophilite
    NaMn
    2+
     
    [PO
     
    4
    ]
    19.12.4Sidorenkite
    Na
     
    3
    Mn
    2+
     
    [PO
     
    4
    |CO
     
    3
    ]
    19.12.5Niahite
    (NH
     
    4
    )(Mn
    2+
     
    ,Mg)[PO
     
    4
    ] · H
     
    2
    O
    19.12.6Robertsite
    Ca
     
    3
    Mn
    3+
    4
    [(OH)
     
    3
    |(PO
     
    4
    )
     
    2
    ]
     
    2
    · 3H
     
    2
    O
    19.12.7Pararobertsite
    Ca
     
    2
    Mn
    3+
    3
    [O
     
    2
    |(PO
     
    4
    )
     
    3
    ] · 3H
     
    2
    O
    19.12.8Sinkankasite
    H
     
    2
    Mn
    2+
     
    Al[OH|(PO
     
    4
    )
     
    2
    ] · 6H
     
    2
    O
    19.12.9Mangangordonite
    Mn
    2+
     
    Al
     
    2
    [OH|PO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    19.12.10Heterosite
    (Fe
    3+
     
    ,Mn
    3+
     
    )[PO
     
    4
    ]
    19.12.11Purpurite
    (Mn
    3+
     
    ,Fe
    3+
     
    )[PO
     
    4
    ]
    19.12.12Wolfeite
    (Fe
    2+
     
    ,Mn
    2+
     
    )
     
    2
    [OH|PO
     
    4
    ]
    19.12.13Triploidite
    (Mn
    2+
     
    ,Fe
    2+
     
    )
     
    2
    [OH|PO
     
    4
    ]
    19.12.14Lipscombite
    (Fe
    2+
     
    ,Mn
    2+
     
    )Fe
    3+
    2
    [OH|PO
     
    4
    ]
     
    2
    19.12.15Frondelite
    Mn
    2+
     
    Fe
    3+
    4
    [(OH)
     
    5
    |(PO
     
    4
    )
     
    3
    ]
    19.12.16Rockbridgeite
    Fe
    2+
     
    Fe
    3+
    4
    [(OH)
     
    5
    |(PO
     
    4
    )
     
    3
    ]
    19.12.17Kryzhanovskite
    MnFe
     
    2
    (PO
     
    4
    )
     
    2
    (OH)
     
    2
    ·H
     
    2
    O
    19.12.18Landesite
    Mn
    2+
    3-x
    Fe
    3+
    x
    [(OH)
     
    x
    |(PO
     
    4
    )
     
    2
    ] · (3-x)H
     
    2
    O
    19.12.19Phosphoferrite
    (Fe,Mn)
     
    3
    (PO
     
    4
    )
     
    2
    ·3H
     
    2
    O
    19.12.20Reddingite
    (Mn,Fe)
     
    3
    (PO
     
    4
    )
     
    2
    ·3H
     
    2
    O
    19.12.21Earlshannonite
    Mn
    2+
     
    Fe
    3+
    2
    (PO
     
    4
    )
     
    2
    (OH)
     
    2
    ·4H
     
    2
    O
    19.12.22Hureaulite
    (Mn,Fe)
     
    5
    H
     
    2
    (PO
     
    4
    )
     
    4
    ·4H
     
    2
    O
    19.12.23Switzerite
    (Mn,Fe)
     
    3
    (PO
     
    4
    )
     
    2
    ·7H
     
    2
    O
    19.12.24Laueite
    Mn
    2+
     
    Fe
    3+
    2
    [OH|PO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    19.12.25Pseudolaueite
    Mn
    2+
     
    Fe
    3+
    2
    [OH|PO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    19.12.26Strunzite
    Mn
    2+
     
    Fe
    3+
    2
    [OH|PO
     
    4
    ]
     
    2
    · 6H
     
    2
    O
    19.12.27Stewartite
    Mn
    2+
     
    Fe
    3+
    2
    [OH|PO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    19.12.28Alluaudite
    (Na,Ca)Mn
    2+
     
    (Fe
    3+
     
    ,Mn
    2+
     
    ,Fe
    2+
     
    ,Mg)
     
    2
    (PO
     
    4
    )
     
    3
    19.12.29Ferroalluaudite
    (Na,Ca)Fe
    2+
     
    (Fe
    3+
     
    ,Mn
    2+
     
    ,Fe
    2+
     
    )
     
    2
    (PO
     
    4
    )
     
    3
    19.12.30Fillowite
    {Mn
    2+
     
    }{Na
     
    8
    }{Ca
     
    4
    Na
     
    4
    }{(Mn
    2+
     
    ,Fe
    2+
     
    )
     
    43
    }[PO
     
    4
    ]
     
    36
    19.12.31Johnsomervilleite
    {Ca}{Na
     
    6
    [ ]
     
    2
    }{Ca
     
    6
    Na
     
    2
    }{(Fe
    2+
     
    ,Mg,Mn
    2+
     
    )
     
    43
    }[PO
     
    4
    ]
     
    36
    19.12.32Wicksite
    NaCa
     
    2
    (Fe
    2+
     
    ,Mn
    2+
     
    )
     
    4
    MgFe
    3+
     
    [PO
     
    4
    ]
     
    6
    · 2H
     
    2
    O
    19.12.33Dickinsonite-(KMnNa)
    {KNa}{Mn
    2+
     
    [ ]}{Ca}{Na
     
    3
    }{Mn
    2+
    13
    }{Al}[(OH)
     
    2
    |(PO
     
    4
    )
     
    12
    ]
    19.12.34Sarcopside
    (Fe
    2+
     
    ,Mn
    2+
     
    ,Mg)
     
    3
    [PO
     
    4
    ]
     
    2
    19.12.35Ludlamite
    (Fe,Mn,Mg)
     
    3
    (PO
     
    4
    )
     
    2
    ·4H
     
    2
    O
    19.12.36Graftonite
    (Fe
    2+
     
    ,Mn
    2+
     
    ,Ca)
     
    3
    [PO
     
    4
    ]
     
    2
    19.12.37Wilhelmvierlingite
    CaMnFe
    3+
     
    [OH|(PO
     
    4
    )
     
    2
    ] · 2H
     
    2
    O
    19.12.38Fairfieldite
    Ca
     
    2
    (Mn
    2+
     
    ,Fe
    2+
     
    )[PO
     
    4
    ]
     
    2
    · 2H
     
    2
    O
    19.12.39Beusite
    (Mn
    2+
     
    ,Fe
    2+
     
    ,Ca,Mg)
     
    3
    [PO
     
    4
    ]
     
    2
    19.12.40Messelite
    Ca
     
    2
    (Fe
    2+
     
    ,Mn
    2+
     
    )[PO
     
    4
    ]
     
    2
    · 2H
     
    2
    O
    19.12.41Jahnsite-(CaMnFe)
    CaMn
    2+
     
    Fe
    2+
    2
    Fe
    3+
    2
    (PO
     
    4
    )
     
    4
    (OH)
     
    2
    · 8H
     
    2
    O
    19.12.42Jahnsite-(CaMnMn)
    CaMn
    2+
     
    Mn
    2+
    2
    Fe
    3+
    2
    (PO
     
    4
    )
     
    4
    (OH)
     
    2
    · 8H
     
    2
    O
    19.12.43Jahnsite-(CaMnMg)
    CaMn
    2+
     
    (Mg,Fe
    2+
     
    )
     
    2
    Fe
    3+
    2
    (PO
     
    4
    )
     
    4
    (OH)
     
    2
    · 8H
     
    2
    O
    19.12.44Keckite
    (Ca,Mg)(Mn
    2+
     
    ,Zn)
     
    2
    Fe
    3+
    3
    (PO
     
    4
    )
     
    4
    (OH)
     
    3
    · 2H
     
    2
    O
    19.12.45Stanfieldite
    Ca
     
    7
    Ca
     
    2
    Mg
     
    9
    [PO
     
    4
    ]
     
    12
    19.12.46Laubmannite
    (Fe
    2+
     
    ,Mn
    2+
     
    ,Ca)
     
    3
    Fe
    3+
    6
    [(OH)
     
    3
    |PO
     
    4
    ]
     
    4
    19.12.47Zodacite
    Ca
     
    4
    Mn
    2+
     
    Fe
    3+
    4
    [(OH)
     
    2
    |(PO
     
    4
    )
     
    3
    ]
     
    2
    · 12H
     
    2
    O
    19.12.48Hagendorfite
    NaCaMn
    2+
     
    Fe
    2+
    2
    (PO
     
    4
    )
     
    3
    19.12.49Maghagendorfite
    NaMn(Mg,Fe,Fe)
     
    3
    (PO
     
    4
    )
     
    3
    19.12.51Griphite
    Na
     
    4
    Li
     
    2
    Ca
     
    6
    (Mn
    2+
     
    ,Fe
    2+
     
    ,Mg)
     
    19
    Al
     
    8
    [(F,OH)|(PO
     
    4
    )
     
    3
    ]
     
    8
    19.12.52Attakolite
    (Ca,Sr)Mn(Al,Fe)
     
    4
    [(OH)
     
    4
    |(SiO
     
    4
    ,PO
     
    4
    )|(HPO
     
    4
    ,PO
     
    4
    )
     
    3
    ]
    19.12.53Arrojadite-(KFe)
    {KNa}{Fe
    2+
     
    [ ]}{Ca}{Na
     
    2
    [ ]}{Fe
    2+
    13
    }{Al}[(OH)
     
    2
    |HPO
     
    4
    |(PO
     
    4
    )
     
    11
    ]
    19.12.54Lun'okite
    (Mn,Ca)(Mg,Fe,Mn)Al(PO
     
    4
    )
     
    2
    OH·4H
     
    2
    O
    19.12.55Eosphorite
    (Mn
    2+
     
    ,Fe
    2+
     
    )Al[(OH)
     
    2
    |PO
     
    4
    ] · H
     
    2
    O
    19.12.56Ernstite
    (Mn
    2+
     
    ,Fe
    3+
     
    )Al[(OH,O)
     
    2
    |PO
     
    4
    ] · H
     
    2
    O
    19.12.57Childrenite
    (Fe
    2+
     
    ,Mn
    2+
     
    )Al[(OH)
     
    2
    |PO
     
    4
    ] · H
     
    2
    O
    19.12.58Bobfergusonite
    Na
     
    2
    Mn
     
    5
    FeAl(PO
     
    4
    )
     
    6
    19.12.59Qingheiite
    NaMn
    3+
     
    Mg(Al,Fe
    3+
     
    )[PO
     
    4
    ]
     
    3
    19.12.60Whiteite-(CaFeMg)
    Ca(Fe
    2+
     
    ,Mn
    2+
     
    )Mg
     
    2
    Al
     
    2
    (PO
     
    4
    )
     
    4
    (OH)
     
    2
    · 8H
     
    2
    O
    19.12.61Whiteite-(CaMnMg)
    CaMn
    2+
     
    Mg
     
    2
    Al
     
    2
    (PO
     
    4
    )
     
    4
    (OH)
     
    2
    · 8H
     
    2
    O
    19.12.62Whiteite-(MnFeMg)
    (Mn
    2+
     
    ,Ca)(Fe
    2+
     
    ,Mn
    2+
     
    )Mg
     
    2
    Al
     
    2
    (PO
     
    4
    )
     
    4
    (OH)
     
    2
    · 8H
     
    2
    O
    19.12.63Rittmannite
    (Mn
    2+
     
    ,Ca)Mn
    2+
     
    (Fe
    2+
     
    ,Mn
    2+
     
    ,Mg)
     
    2
    (Al,Fe
    3+
     
    )
     
    2
    (PO
     
    4
    )
     
    4
    (OH)
     
    2
    · 8H
     
    2
    O
    19.12.64Zanazziite
    Ca
     
    2
    (Mg,Fe)(Mg,Fe,Al)
     
    4
    Be
     
    4
    [(OH)
     
    4
    |(PO
     
    4
    )
     
    6
    ] · 6H
     
    2
    O
    19.12.65Samuelsonite
    (Ca,Ba)Ca
     
    8
    Fe
    2+
    2
    Mn
    2+
    2
    Al
     
    2
    [(OH)
     
    2
    |(PO
     
    4
    )
     
    10
    ]

    Other Names for Varulite

    German names:
    Varulit
    Spanish names:
    Varulita

    Other Information

    Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

    References for Varulite

    Reference List:Quensel (1937) Geologiska Föeningens I Stockholm Förhandlinger: 59, 77: 95.

    Berggren in: Quensel (1940) Geologiska Föeningens I Stockholm Förhandlinger: 62: 297.

    Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 669.

    Mineralogical Magazine (1979): 43: 227-235.

    Internet Links for Varulite

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    Localities for Varulite

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
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    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Finland
     
    • Etelä-Suomen Lääni
      • Orivesi
        • Eräjärvi area
    No reference listed
    • Länsi-Suomen Lääni
      • Vaasa
        • Peräseinäjoki
    No reference listed
    Japan
     
    • Honshu Island
      • Kanto Region
        • Ibaraki Prefecture
          • Chiyoda-machi
    Matsubara, S. & Kato, A. (1980) Koubutsugaku Zasshi, 14, 269-286.
    Namibia
     
    • Erongo Region
      • Karibib District
        • Okongava-Ost farm
    P. Keller et al., NJMA 183, 197-201 (2007)
    Sweden
     
    • Östergötland
      • Motala
        • Godegård
    Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 670.
    • Västerbotten
      • Skellefteå
    Geologiska Föeningens I Stockholm. Förhandlinger, Stockholm (1937): 59: 95; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 670.
    USA
     
    • Wisconsin
      • Florence Co.
    R&M 73:11-12 pp 378-399 Wisconsin Mineral Locality Index
    Mineral and/or Locality
    Google
     
    www.mindat.org Web
    Copyright © Jolyon & Ida Ralph 1993-2008. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register.