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Huanzalaite

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Big Photo

Huanzala Mine, Huallanca District, Dos de Mayo Province, Huánuco Department, Peru
© Vincent Bourgoin

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Formula:
MgWO
 
4
System:Monoclinic
Member of:Wolframite Group
Name:Named for the type locality, the Huanzala mine.


Wolframite Group.

Classification of Huanzalaite

IMA status:Approved 2009
Nickel-Strunz 10th (pending) edition ID:4.DB.30

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
D : Metal: Oxygen = 1:2 and similar
B : With medium-sized cations; chains of edge-sharing octahedra
Dana 8th edition ID:4.4.16.4

4 : SIMPLE OXIDES
4 : AX2
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Type Occurrence of Huanzalaite

Type Locality:Huanzala Mine, Huallanca District, Dos de Mayo Province, Huánuco Department, Peru
Geological Setting of type material:Massive talc band in dolomite-hydrothermal ore contact zone.
Associated Minerals at type locality:
TalcTremolitePyriteApatiteScheelite

Crystallography of Huanzalaite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:P2/b {P1 1 2/b} {P2/c} {P1 2/c 1}{P2/a}
Cell Parameters:a = 4.703(2) Å, b = 5.689(1) Å, c = 4.941(1) Å
β = 90.72(2)°
Ratio:a:b:c = 0.827 : 1 : 0.869
Unit Cell Volume:V 132.19 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
d-spacingIntensity
5.69 (28)
4.70 (74)
3.73 (100)
3.63 (39)
2.93 (83)
2.91 (94)
2.47 (39)
2.203 (26)

Chemical Properties of Huanzalaite

Formula:
MgWO
 
4
Essential elements:Mg, O, W
All elements listed in formula:Mg, O, W

Relationship of Huanzalaite to other Species

Member of:Wolframite Group
Other Members of Group:

- +
Ferberite
FeWO
 
4
Heftetjernite
ScTaO
 
4
Hübnerite
MnWO
 
4
Sanmartinite
(Zn,Fe)WO
 
4
Related Minerals - Nickel-Strunz Grouping):

- +
4.DB.05Argutite
GeO
 
2
4.DB.05Cassiterite
SnO
 
2
4.DB.05Plattnerite
PbO
 
2
4.DB.05Pyrolusite
MnO
 
2
4.DB.05Rutile
TiO
 
2
4.DB.05Tripuhyite
Fe
3+
 
Sb
5+
 
O
 
4
4.DB.05Tugarinovite
MoO
 
2
4.DB.05Varlamoffite
(Sn,Fe)(O,OH)
 
2
4.DB.10Byströmite
MgSb
 
2
O
 
6
4.DB.10Tapiolite-(Fe)
(Fe,Mn)(Ta,Nb)
 
2
O
 
6
4.DB.10Tapiolite-(Mn)
(Mn,Fe)(Ta,Nb)
 
2
O
 
6
4.DB.10Ordoñezite
ZnSb
 
2
O
 
6
4.DB.15bAkhtenskite
ε-Mn
4+
 
O
 
2
4.DB.15cNsutite
(Mn
4+
 
,Mn
2+
 
)(O,OH)
 
2
4.DB.15aParamontroseite
V
4+
 
O
 
2
4.DB.15aRamsdellite
Mn
4+
 
O
 
2
4.DB.20Scrutinyite
alpha-PbO
 
2
4.DB.25Ishikawaite
U
4+
 
Fe
2+
 
Nb
 
2
O
 
8
4.DB.25Ixiolite
(Ta,Nb,Sn,Fe,Mn)
 
4
O
 
8
4.DB.25Samarskite-(Y)
(Y,Fe
3+
 
,Fe
2+
 
,U,Th,Ca)
 
2
(Nb,Ta)
 
2
O
 
8
4.DB.25Srilankite
Ti
 
2
ZrO
 
6
4.DB.25Yttrocolumbite-(Y)
Y(U
4+
 
,Fe
2+
 
)Nb
 
2
O
 
8
4.DB.25Calciosamarskite
(Ca,Fe
3+
 
,Y)
 
2
(Nb,Ta,Ti)
 
2
O
 
8
4.DB.25Samarskite-(Yb)
(Yb,Fe
3+
 
)
 
2
(Nb,Ta)
 
2
O
 
8
4.DB.30Ferberite
FeWO
 
4
4.DB.30Hübnerite
MnWO
 
4
4.DB.30Sanmartinite
(Zn,Fe)WO
 
4
4.DB.30Krasnoselskite
CoWO
 
4
4.DB.30Heftetjernite
ScTaO
 
4
4.DB.35Columbite-(Fe)
FeNb
 
2
O
 
6
4.DB.35Tantalite-(Fe)
FeTa
 
2
O
 
6
4.DB.35Columbite-(Mn)
(Mn,Fe)(Nb,Ta)
 
2
O
 
6
4.DB.35Tantalite-(Mn)
MnTa
 
2
O
 
6
4.DB.35Columbite-(Mg)
(Mg,Fe,Mn)(Nb,Ta)
 
2
O
 
6
4.DB.35Qitianlingite
(Fe,Mn)
 
2
(Nb,Ta)
 
2
WO
 
10
4.DB.35Magnocolumbite
4.DB.35Tantalite-(Mg)
(Mg,Fe
2+
 
)(Ta,Nb)
 
2
O
 
6
4.DB.40Ferrowodginite
FeSnTa
 
2
O
 
8
4.DB.40Lithiotantite
Li(Ta,Nb)
 
3
O
 
8
4.DB.40Lithiowodginite
LiTa
 
3
O
 
8
4.DB.40Titanowodginite
MnTiTa
 
2
O
 
8
4.DB.40Wodginite
Mn(Sn,Ta)Ta
 
2
O
 
8
4.DB.40Ferrotitanowodginite
Fe
2+
 
TiTa
 
2
O
 
8
4.DB.40Wolframowodginite
Mn(Mn,Sn,Fe,Ta)(W,Ta,Nb)
 
2
O
 
8
4.DB.45Tivanite
V
3+
 
TiO
 
3
(OH)
4.DB.50Carmichaelite
(Ti,Cr,Fe)[O
 
2-x
(OH)
 
x
]
4.DB.55Alumotantite
AlTaO
 
4
4.DB.60Biehlite
((Sb,As)O)
 
2
[MoO
 
4
]

Other Names for Huanzalaite

Synonyms:
IMA2009-018
Other Languages:

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 Huanzalaite

Reference List:

- +
IMA Approvals - July 2009

Miyawaki, R., Yokoyama, K., Matsubara, S., Furuta, H., Gomi, A., Murakami, R. (2010): Huanzalaite, MgWO4, a new mineral species from the Huanzala mine, Peru. Canadian Mineralogist, 48, 105-112.

Internet Links for Huanzalaite

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    • Localities for Huanzalaite

    Hide Locality List
    (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.
    Peru
     
    • Huánuco Department
      • Dos de Mayo Province
        • Huallanca District
    		IMA Approvals - July 2009
    Slovakia
     
    • Košice Region
      • Rožňava Co.
        • Ochtiná
    		Ferenc Š. & Uher P., 2007: Magnesian wolframite from hydrothermal quartz veins in the Rochovce granite exocontact, Ochtiná, Western Carpathians, Slovakia. N. Jb. Mineral. Abh., 183, 2, 165-172.
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