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Wyllieite

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Hålsjöberg (Horrsjöberg), Torsby, Värmland, Sweden
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Show Wyllieite Photos (2)
Formula:
(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO
 
4
)
 
3
System:MonoclinicColour:Dark blue-green, dark ...
Lustre:VitreousHardness:4 - 4½
Name:Named after Peter John Wyllie (b. 1930), Professor of Geology, University of Chicago (1965-1983) and the California Institute of Technology (1984-).


Wyllieite Group. Ferrowyllieite-Wyllieite Series, and the Rosemaryite-Wyllieite Series.

Classification of Wyllieite

IMA status:Approved 1972
Strunz 8th edition ID:7/A.06-40
Nickel-Strunz 10th (pending) edition ID:8.AC.15

8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
C : With medium-sized and large cations
Dana 7th edition ID:38.2.8.2
Dana 8th edition ID:38.2.4.2

38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
2 : (AB)5(XO4)3
Hey's CIM Ref.:19.14.4

19 : Phosphates
14 : Phosphates of Fe and other metals
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Type Occurrence of Wyllieite

Type Locality:Old Mike mine (Great Northern; Old Mike M.S.2212), Custer, Custer District, Custer Co., South Dakota, USA
Year of Discovery:1973

Physical Properties of Wyllieite

Lustre:Vitreous
Colour:Dark blue-green, dark oil-green, green-black; light green (thin fragment)
Streak:Dirty olive-green
Hardness (Mohs):4 - 4½
Tenacity:Brittle

Crystallography of Wyllieite

Crystal System:Monoclinic
Cell Parameters:a = 11.86Å, b = 12.38Å, c = 6.35Å
β = 114.52°
Ratio:a:b:c = 0.958 : 1 : 0.513
Unit Cell Volume:V 848.27 ų (Calculated from Unit Cell)

Optical Data of Wyllieite

Type:Biaxial (+)
RI values: nα = 1.688 nβ = 1.691 nγ = 1.696
2V:Measured: 50° , Calculated: 76°
Maximum Birefringence:δ = 0.008

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

Chemical Properties of Wyllieite

Formula:
(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO
 
4
)
 
3
Essential elements:Al, Fe, Mn, Na, O, P
All elements listed in formula:Al, Ca, Fe, Mg, Mn, Na, O, P

Relationship of Wyllieite to other Species

Series:Forms a series with Ferrowyllieite (see here)
Forms a series with Rosemaryite (see here)
Member of Group:
Wyllieite 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+
 
)
 
2
[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.10Varulite
NaCaMn
2+
 
Mn
2+
2
(PO
 
4
)
 
3
8.AC.10Ferrohagendorfite
NaCaFe
2+
 
Fe
2+
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.10IMA2008-054
NaCaMn
 
2
(PO
 
4
)[PO
 
3
(OH)]
 
2
8.AC.10IMA2008-064
Na
 
16
Mn
2+
 
 
25
Al
 
8
(PO
 
4
)
 
30
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.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
Mg[PO
 
4
]
 
6
[HPO
 
4
]
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.45Bobdownsite
Ca
 
9
Mg(PO
 
3
F)(PO
 
4
)
 
6
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.50Xenophyllite
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:

- +
19.14.1Cyrilovite
NaFe
3+
3
[(OH)
 
2
|PO
 
4
]
 
2
 · 2H
 
2
O
19.14.2Kidwellite
NaFe
3+
9
[(OH)
 
5
|(PO
 
4
)
 
3
]
 
2
 · 5H
 
2
O
19.14.3Rosemaryite
(Na,Ca,Mn)(Mn,Fe
2+
 
)(Fe
3+
 
,Mg)Al(PO
 
4
)
 
3
19.14.5Ferrowyllieite
(Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO
 
4
)
 
3
19.14.6Natrodufrénite
NaFe
2+
 
(Fe
3+
 
,Al)
 
5
[(OH)
 
3
|(PO
 
4
)
 
2
]
 
2
 · 2H
 
2
O
19.14.7Leucophosphite
KFe
3+
2
[OH|(PO
 
4
)
 
2
] · 2H
 
2
O
19.14.8Spheniscidite
(NH
 
4
,K)(Fe
3+
 
,Al)
 
2
[OH|(PO
 
4
)
 
2
] · 2H
 
2
O
19.14.9Burangaite
(Na,Ca
 
0.5
)(Fe
2+
 
,Mg)Al
 
5
[(OH,O)
 
3
|(PO
 
4
)
 
2
]
 
2
 · 2H
 
2
O
19.14.10Satterlyite
(Fe
2+
 
,Mg,Fe
3+
 
)
 
2
[(OH,O)|PO
 
4
]
19.14.11Ushkovite
MgFe
3+
2
[PO
 
4
]
 
2
(OH)
 
2
 · 8H
 
2
O
19.14.12Garyansellite
(Mg,Fe)
 
3
(PO
 
4
)
 
2
(OH,O)·1.5H
 
2
O
19.14.13Thadeuite
Ca(Mg,Fe
2+
 
)
 
3
[(OH,F)|PO
 
4
]
 
2
19.14.14Anapaite
Ca
 
2
Fe
2+
 
[PO
 
4
]
 
2
 · 4H
 
2
O
19.14.15Xanthoxenite
Ca
 
4
Fe
3+
2
[OH|(PO
 
4
)
 
2
]
 
2
 · 3H
 
2
O
19.14.16Calcioferrite
Ca
 
2
Fe
3+
2
[OH|(PO
 
4
)
 
3
] · 7H
 
2
O
19.14.17Mitridatite
Ca
 
2
Fe
3+
3
[O
 
2
|(PO
 
4
)
 
3
] · 3H
 
2
O
19.14.18Mélonjosephite
CaFe
2+
 
Fe
3+
 
[OH|(PO
 
4
)
 
2
]
19.14.19Delvauxite
CaFe
 
4
(PO
 
4
,SO
 
4
)
 
2
(OH)
 
8
·4-6H
 
2
O not confirmed·
19.14.20Collinsite
Ca
 
2
(Mg,Fe
2+
 
)[PO
 
4
]
 
2
 · 2H
 
2
O
19.14.21Segelerite
Ca
 
2
 Mg
 
2
 Fe
3+
2
(PO
 
4
)
 
4
(OH)
 
2
 · 8H
 
2
O
19.14.22Kingsmountite
Ca
 
4
(Fe
2+
 
,Mn
2+
 
)Al
 
4
[(OH)
 
2
|(PO
 
4
)
 
3
]
 
2
 · 12H
 
2
O
19.14.23Vauxite
Fe
2+
 
Al
 
2
[OH|PO
 
4
]
 
2
 · 6H
 
2
O
19.14.24Metavauxite
Fe
2+
 
Al
 
2
[OH|PO
 
4
]
 
2
 · 8H
 
2
O
19.14.25Paravauxite
Fe
2+
 
Al
 
2
[OH|PO
 
4
]
 
2
 · 8H
 
2
O
19.14.26Sigloite
Fe
3+
 
Al
 
2
[(OH)
 
3
|(PO
 
4
)
 
2
] · 7H
 
2
O
19.14.27Cacoxenite
Fe
3+
24
Al[(OH)
 
12
|O
 
6
|(PO
 
4
)
 
17
] · 17H
 
2
O
19.14.28Koninckite
Fe
3+
 
[PO
 
4
] · 3H
 
2
O
19.14.29Lazulite
(Mg,Fe
2+
 
)Al
 
2
[OH|PO
 
4
]
 
2
19.14.30Scorzalite
(Fe
2+
 
,Mg)Al
 
2
[OH|PO
 
4
]
 
2
19.14.31Souzalite
(Mg,Fe
2+
 
)
 
3
(Al,Fe
3+
 
)
 
4
[(OH)
 
3
|(PO
 
4
)
 
2
]
 
2
 · 2H
 
2
O
19.14.32Gormanite
(Fe
2+
 
,Mg)
 
3
(Al,Fe
3+
 
)
 
4
[(OH)
 
3
|(PO
 
4
)
 
2
]
 
2
 · 2H
 
2
O
19.14.33Zaïrite
Bi(Fe
3+
 
,Al)
 
3
[(OH)
 
6
|(PO
 
4
)
 
2
]
Related Minerals - Dana Grouping):

- +
38.2.8.1Ferrowyllieite
(Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO
 
4
)
 
3
38.2.8.3Rosemaryite
(Na,Ca,Mn)(Mn,Fe
2+
 
)(Fe
3+
 
,Mg)Al(PO
 
4
)
 
3
38.2.8.4Qingheiite
NaMn
3+
 
Mg(Al,Fe
3+
 
)[PO
 
4
]
 
3
38.2.8.6Ferrorosemaryite
[]NaFe
2+
 
Fe
3+
 
Al(PO
 
4
)
 
3

Other Names for Wyllieite

Synonyms:
IMA1972-015
Other Languages:
German:Wyllieit
Russian:Уиллиит
Spanish:Wyllieita

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 Wyllieite

Reference List:Moore, Paul B., Ito, Jun. (1973): Wyllieite (Na2Fe2+2Al(PO4)3), a new species. Mineralogical Record: 4: 131-136.

American Mineralogist (1974): 59: 211, 280-290 (structure - ferrowylieite).

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

American Mineralogist (1980): 65: 810-811.

Internet Links for Wyllieite

Search Engines:
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  • Look for Wyllieite on Wikipedia
  • Look for Wyllieite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Wyllieite in the Natural History Museum (London) online catalogue
  • Wyllieite details from Handbook of Mineralogy (PDF)
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    Localities for Wyllieite

    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.
    (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.
    Argentina
     
    • San Luis
      • Chacabuco Department
    		Can. Min. vol.42 pp.705-716 (2004).
    Brazil
     
    • Southeast Region
      • Minas Gerais
        • Doce valley
          • Divino das Laranjeiras
            • Linópolis
    		Cassedanne, J.P. (1983): Famous mineral localities: The Córrego Frio mine and vicinity, Minas Gerais, Brazil. Mineralogical Record, 14 (4): 227-237
    France
     
    • Languedoc-Roussillon
      • Pyrénées-Orientales
    		P. Keller, F. Fontan, F. Velasco Roldan, J.C. Melgarejo i Draper : "Stanekite a new Phosphate Mineral in Pegmatites at Karibib (Namibia) and French Pyrénées (France)", European Journal of Mineralogy, 1977, 9, 475-482
    Germany
     
    • Saxony
      • Erzgebirge
        • Ehrenfriedersdorf
    		Thomas, R., and Webster, J.D. (2000): Mineralium Deposita 35, 570-582.
    Rwanda
     
    • Western Province
      • Gatumba District
    		Fransolet, A.M. (1995): Wyllieite and rosemaryite in the pegmatite of Buranga, Rwanda. European Journal of Mineralogy 7, 567-575. (in French)
    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
     
    • Värmland
      • Torsby
    		Kjell Gatedal + Grensman, F.(1989):" Hålsjøberg- En fyndortsbeskrivning." NAGS-nytt 16(3), 24-27
    USA
     
    • Arizona
      • Yavapai Co.
    		AmMin 67: 97-113 (1982)
    • South Dakota
      • Custer Co.
        • Custer District
          • Custer
    		[MinRec 17:301]
    [MinRec 4:111, 4:131-136]
      • Pennington Co.
        • Keystone District
          • Keystone
    		[MinRec 4:118]
    Mineral and/or Locality
    Google
     
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