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Wolfeite

Big Photo

Hagendorf South Pegmatite (Cornelia Mine; Hagendorf South Open Cut), Hagendorf, Waidhaus, Vohenstrauß, Oberpfälzer Wald, Upper Palatinate, Bavaria, Germany
© Stephan Wolfsried

Show Wolfeite Photos (5)
Formula:
(Fe
2+
 
,Mn
2+
 
)
 
2
[OH|PO
 
4
]
System:MonoclinicColour:Red-brown to dark brown, ...
Hardness:4½ - 5
Name:Named after Dr. Caleb Wroe Wolfe (b. 1908), American crystallogrpher and Professor of Geology, Boston University, Boston, Massachusetts, USA.
Isostructural with:Sarkinite, Triploidite


Wagnerite Group. Triploidite-Wolfeite Series. The Fe2+ analogue of Triploidite.

Classification of Wolfeite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:7/B.03-50
Nickel-Strunz 10th (pending) edition ID:8.BB.15

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
B : With only medium-sized cations, (OH, etc.):RO4 about 1:1
Dana 8th edition ID:41.6.3.1

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
6 : A2(XO4)Zq
Hey's CIM Ref.:19.12.12

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

Type Locality:Palermo No. 1 Mine (Palermo #1 pegmatite), Groton, Grafton Co., New Hampshire, USA
Year of Discovery:1949
Geological Setting of type material:Granitic pegmatite.
Associated Minerals at type locality:
Triphylite

Occurrences of Wolfeite

Geological Setting:Granitic pegmatites.

Physical Properties of Wolfeite

Lustre:Adamantine, Vitreous, Greasy
Diaphaneity (Transparency):Translucent
Colour:Red-brown to dark brown, green (rare); light brown in transmitted light.
Streak:White, off-white.
Hardness (Mohs):4½ - 5
Cleavage:Distinct/Good
On {010}, good; on {120}, fair; on {110}, very poor.
Fracture:Irregular/Uneven, Sub-Conchoidal
Comment:Density value of 3.83 estimated for the pure Fe2+ end member.

Crystallography of Wolfeite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:P21/b (P1 1 21/b) [P21/c] {P1 21/c 1} {P21/a}
Cell Parameters:a = 12.2Å, b = 13.17Å, c = 9.79Å
β = 108°
Ratio:a:b:c = 0.926 : 1 : 0.743
Unit Cell Volume:V 1,496.01 ų (Calculated from Unit Cell)
Morphology:Crystals prismatic [001], with the prism zone striated vertically. Massive.

Optical Data of Wolfeite

Type:Biaxial (+)
RI values: nα = 1.741 nβ = 1.742 nγ = 1.790
Maximum Birefringence:δ = 0.049

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:High
Dispersion:strong
Pleochroism:Weak
Comments:Faintly pleochroic in thick grains.

Chemical Properties of Wolfeite

Formula:
(Fe
2+
 
,Mn
2+
 
)
 
2
[OH|PO
 
4
]
Essential elements:Fe, H, O, P
All elements listed in formula:Fe, H, Mn, O, P

Relationship of Wolfeite to other Species

Series:Forms a series with Triploidite (see here)
Common Associates:
TripliteTripliteLithiophilite
Related Minerals - Nickel-Strunz Grouping):
8.BB.05Amblygonite
(Li,Na)Al[(F,OH)|PO
 
4
]
8.BB.05Montebrasite
LiAl[(OH,F)|PO
 
4
]
8.BB.05Tavorite
LiFe
3+
 
[OH|PO
 
4
]
8.BB.10Triplite
(Mn
2+
 
,Fe
2+
 
)
 
2
[(F,OH)|PO
 
4
]
8.BB.10Zwieselite
(Fe
2+
 
,Mn
2+
 
)
 
2
[F|PO
 
4
]
8.BB.10IMA2004-009
Mg
 
2
[PO
 
4
](OH)
8.BB.15Sarkinite
Mn
2+
2
[OH|AsO
 
4
]
8.BB.15Triploidite
(Mn
2+
 
,Fe
2+
 
)
 
2
[OH|PO
 
4
]
8.BB.15Wagnerite
(Mg,Fe
2+
 
)
 
2
[F|PO
 
4
]
8.BB.15Stanĕkite
Fe
3+
 
(Mn
2+
 
,Fe
2+
 
,Mg)[O|PO
 
4
]
8.BB.15Joosteite
Mn
2+
 
(Mn
3+
 
,Fe
3+
 
)[PO
 
4
]O
8.BB.20Holtedahlite
Mg
 
2
[OH|PO
 
4
]
8.BB.20Satterlyite
(Fe
2+
 
,Mg,Fe
3+
 
)
 
2
[(OH,O)|PO
 
4
]
8.BB.25Althausite
Mg
 
2
[(OH,F)|PO
 
4
]
8.BB.30Adamite
Zn
 
2
(AsO
 
4
)(OH)
8.BB.30Eveite
Mn
2+
2
[OH|AsO
 
4
]
8.BB.30Libethenite
Cu
 
2
[OH|PO
 
4
]
8.BB.30Olivenite
Cu
 
2
[OH|AsO
 
4
]
8.BB.30Zincolibethenite
CuZnPO
 
4
OH
8.BB.30Zincolivenite
CuZn(AsO
 
4
)(OH)
8.BB.35Paradamite
Zn
 
2
[OH|AsO
 
4
]
8.BB.35Tarbuttite
Zn
 
2
[OH|PO
 
4
]
8.BB.40Barbosalite
Fe
2+
 
Fe
3+
2
[OH|PO
 
4
]
 
2
8.BB.40Hentschelite
CuFe
3+
2
[OH|PO
 
4
]
 
2
8.BB.40Lazulite
(Mg,Fe
2+
 
)Al
 
2
[OH|PO
 
4
]
 
2
8.BB.40Scorzalite
(Fe
2+
 
,Mg)Al
 
2
[OH|PO
 
4
]
 
2
8.BB.40Wilhelmkleinite
ZnFe
3+
2
[OH|AsO
 
4
]
 
2
8.BB.45Trolleite
Al
 
4
[OH|PO
 
4
]
 
3
8.BB.50Namibite
Cu(BiO)
 
2
(VO
 
4
)(OH)
8.BB.55Phosphoellenbergerite
Mg
 
14
[(OH)
 
6
|(HPO
 
4
,CO
 
3
)
 
2
|(PO
 
4
)
 
6
]
8.BB.60Urusovite
Cu[AlAsO
 
5
]
8.BB.65Theoparacelsite
Cu
 
3
[(OH)
 
2
|As
 
2
O
 
7
]
8.BB.70Turanite
Cu
 
5
[(OH)
 
2
|VO
 
4
]
 
2
8.BB.75Stoiberite
Cu
 
5
[O
 
2
|(VO
 
4
)
 
2
]
8.BB.80Fingerite
Cu
 
11
[O
 
2
|(VO
 
4
)
 
6
]
8.BB.85Averievite
Cu
 
6
[O
 
2
|Cl
 
2
|(VO
 
4
)
 
2
]
8.BB.90Lipscombite
(Fe
2+
 
,Mn
2+
 
)Fe
3+
2
[OH|PO
 
4
]
 
2
8.BB.90Richellite
Ca
 
3
Fe
3+
10
[(OH,F)
 
3
|(PO
 
4
)
 
2
]
 
4
 · nH
 
2
O (not confirmed)
8.BB.90Zinclipscombite
ZnFe
3+
2
(PO
 
4
)
 
2
(OH)
 
2
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
]
19.12.13Triploidite
(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
19.12.50Varulite
NaCaMn
2+
 
Mn
2+
2
(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 Wolfeite

German names:
Wolfeit
Russian names:
Вольфеит
Spanish names:
Wolfeita

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 Wolfeite

Reference List:Dana, E.S. (1892) System of Mineralogy, 6th. Edition, New York: 779.

Kovář and Slavík (1900) Verh. Geol. Reichsanst. Wien: 50: 347.

Larsen, E.S. (1921) The Microscopic Determination of the Nonopaque Minerals, First edition, USGS Bulletin 679: 145.

Müllbauer (1925) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 61: 318.

Hägele (1938) Zentralblatt Mineralien: 267.

Kokkoros (1938) Zentralblatt Mineralien: 278.

Richmond (1940) American Mineralogist: 25: 469.

Mason (1941) Geologiska Föeningens I Stockholm. Förhandlinger, Stockholm: 62: 373 (Berggren analysis).

Frondel, C. (1949) American Mineralogist: 34: 692-698.

Kolitsch, U. (2003) Mg-rich wolfeite, (FeII,Mg)2(PO4)(OH): structure refinement and Raman spectroscopic data. Acta Crystallogr. E59, i125-i128.

Internet Links for Wolfeite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Wolfeite in the Natural History Museum (London) online catalogue
  • Wolfeite details from Handbook of Mineralogy (PDF)
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    Localities for Wolfeite

    Hide Locality List
    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.
    Australia
     
    • New South Wales
      • Yancowinna Co.
        • Thackaringa District
    		Plimer, I.R. and Blucher, I.D. (1979) Wolfeite and barbosalite from Thackaringa, Australia. Mineralogical Magazine 43, 505-507.
    Brazil
     
    • Southeast Region
      • Minas Gerais
        • Doce valley
          • Galiléia
            • Laranjeiras
    		No reference listed
    [MinRec 12:70]
    Canada
     
    • Yukon Territory
      • Dawson Mining District
    		[MinRec 20:Yukon 36-37]
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Plzeň Region
        • Domažlice (Taus)
          • Otov
    		Masau, M., Stanek, J., Cerny, P., Chapman, R.: J. Czech Geol. Soc. 45, 1-2, page 161 (2000)
    • Moravia (Mähren; Maehren)
      • Vysočina Region
        • Velké Meziříčí
    		Škoda, R., Staněk, J., Čopjaková, R.: Minerální asociace fosfátových nodulí z granitického pegmatitu od Cyrilova u Velkého Meziříčí, Moldanubikum; část 1 – primární a exsoluční fáze. Acta Mus. Moraviae, Sci. geol., 2007, 92, 59-74.
    France
     
    • Limousin
      • Haute-Vienne
        • Razès
          • Chanteloube
            • Vilatte Quarries (La Vilate)
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000
    Germany
     
    • Bavaria
      • Lower Bavaria
        • Bavarian Forest
          • Zwiesel
            • Rabenstein
    		Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
      • Upper Palatinate
        • Oberpfälzer Wald
          • Vohenstrauß
            • Pleystein
            • Waidhaus
              • Hagendorf
    		Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
    http://www.berthold-weber.de/h_miner.htm
    Portugal
     
    • Castelo Branco District
      • Covilhã
        • Panasqueira
    		No reference listed
    South Africa
     
    • Northern Cape Province
      • Aggeneys
    		Mineralogical Magazine 66(6):915-927 (2002)
    Spain
     
    • Catalonia
      • Girona (Gerona)
        • Alt Empordà
          • Cadaqués
    		Bareche, E. (2005) "Els minerals de Catalunya. Segle XX" Ed. Museu Mollfulleda de Mineralogia - Grup Mineralògic Català, 269 p.
    Sweden
     
    • Ångermanland
      • Sollefteå
    		Can. Mineral. (1998) 36, 377-394
    • Jämtland
      • Bräcke
    		No reference listed
    • 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: 855.
    • Södermanland
      • Haninge
    		Gustafsson, Lars & Otter, Bertil (1991): Mineralförekomster i Stockholmstrakten.Del 2. STEIN 18(4),4-12
    • Uppland
      • Sigtuna
    USA
     
    • New Hampshire
      • Grafton Co.
        • Groton
    		No reference listed
    American Mineralogist (1949): 34: 692-705; 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: 855.
    Whitmore & Lawrence, 2004. The Pegmatite Mines Known As Palermo, p. 96.
        • Orange
    		Mineralogical Record: 17: 342.
    • South Dakota
      • Custer Co.
        • Custer District
          • Custer
    		Rocks & Minerals (2000): 75(3): 156-169.
      • Pennington Co.
        • Keystone District
          • Glendale
    		Rocks & Minerals: 75(3): 156-169.
    Mineral and/or Locality
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