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Parakhinite

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Empire Mine, Tombstone District, Tombstone Hills, Cochise Co., Arizona, USA
© Brent Thorne

Show Parakhinite Photos (5)
Formula:
Pb
2+
 
Cu
2+
3
TeO
 
6
(OH)
 
2
System:TrigonalColour:Green
Name:For its relationship to Khinite


appears to be a polytype of khinite

Classification of Parakhinite

IMA status:Approved 1978
Strunz 8th edition ID:4/K.15-50
Nickel-Strunz 10th (pending) edition ID:4.FD.30

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
F : Hydroxides (without V or U)
D : Hydroxides with OH, without H2O; chains of edge-sharing octahedra
Dana 7th edition ID:33.2.4.1
Dana 8th edition ID:33.2.4.1

33 : SELENATES AND TELLURATES
2 : (AB)m(XO6)·xH2O, where x can equal zero
Hey's CIM Ref.:28.4.9

28 : Selenites, Selenates, Tellurites, and Tellurates
4 : Tellurates
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Type Occurrence of Parakhinite

Type Locality:Emerald Mine, Silver Plume Mine (Emerald & Silver Plume Mine group), Tombstone District, Tombstone Hills, Cochise Co., Arizona, USA
Year of Discovery:1978

Physical Properties of Parakhinite

Colour:Green

Crystallography of Parakhinite

Crystal System:Trigonal
Class (H-M):3 - Pyramidal
Space Group:P32
Cell Parameters:a = 5.765(2) Å, c = 18.001(9) Å
Ratio:a:c = 1 : 3.122
Unit Cell Volume:V 518 ų
Z:3

Optical Data of Parakhinite

Type:Uniaxial (-)
RI values: nω = 2.155 nε = 2.120
Maximum Birefringence:δ = 0.035

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

Chemical Properties of Parakhinite

Formula:
Pb
2+
 
Cu
2+
3
TeO
 
6
(OH)
 
2
Essential elements:Cu, H, O, Pb, Te
All elements listed in formula:Cu, H, O, Pb, Te

Relationship of Parakhinite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.FD.05Spertiniite
Cu(OH)
 
2
4.FD.10Bracewellite
CrO(OH)
4.FD.10Diaspore
AlO(OH)
4.FD.10Goethite
α-Fe
3+
 
O(OH)
4.FD.10Groutite
Mn
3+
 
O(OH)
4.FD.10Guyanaite
CrO(OH)
4.FD.10Montroseite
(V,Fe)O(OH)
4.FD.10Tsumgallite
GaO(OH)
4.FD.15Manganite
Mn
3+
 
O(OH)
4.FD.20Yttrotungstite-(Y)
YW
 
2
O
 
6
(OH)
 
3
4.FD.20Yttrotungstite-(Ce)
(Ce,Nd,Y)W
 
2
O
 
6
(OH)
 
3
4.FD.20Unnamed (Nd-analogue of Yttrotungstite-(Ce) )
(Nd,Ce, La)W
 
2
O
 
6
(OH)
 
3
4.FD.25Frankhawthorneite
Cu
 
2
[(OH)
 
2
|TeO
 
4
]
4.FD.30Khinite
Pb
2+
 
Cu
2+
3
(TeO
 
6
)(OH)
 
2
Related Minerals - Hey's Index Grouping:

- +
28.4.1Xocomecatlite
Cu
 
3
[(OH)
 
4
|TeO
 
4
]
28.4.2Carlfriesite
CaTe
 
3
O
 
8
28.4.3Yafsoanite
Ca
 
3
Zn
 
3
[TeO
 
6
]
 
2
28.4.4Tlalocite
Cu
 
10
Zn
 
6
(TeO
 
3
)(TeO
 
4
)
 
2
Cl(OH)
 
25
·27H
 
2
O
28.4.5Oboyerite
Pb
 
6
H
 
6
[(Te
4+
 
O
 
3
)
 
3
|(Te
6+
 
O
 
6
)
 
2
] · 2H
 
2
O
28.4.6Schieffelinite
Pb
 
8
(TeO
 
4
)
 
5
(SO
 
4
)
 
3
·8H
 
2
O
28.4.7Girdite
Pb
 
3
H
 
2
[Te
4+
 
O
 
3
|Te
6+
 
O
 
6
]
28.4.8Khinite
Pb
2+
 
Cu
2+
3
(TeO
 
6
)(OH)
 
2
28.4.10Dugganite
Pb
 
3
Zn
 
3
(Te
6+
 
O
 
6
)(AsO
 
4
)
 
2
28.4.11Kuksite
Pb
 
3
Zn
 
3
TeO
 
6
(PO
 
4
)
 
2
28.4.12Cheremnykhite
Pb
 
3
Zn
 
3
TeO
 
6
(VO
 
4
)
 
2
28.4.13Tlapallite
H
 
6
(Ca,Pb)
 
2
(Cu,Zn)
 
3
SO
 
4
(TeO
 
3
)
 
4
TeO
 
6
28.4.14Montanite
Bi
 
2
[TeO
 
6
] · 2H
 
2
O
28.4.15Kuranakhite
PbMn
4+
 
Te
6+
 
O
 
6
28.4.16Cuzticite
Fe
3+
2
[TeO
 
6
] · 3H
 
2
O
28.4.17Yecoraite
Fe
3+
3
(BiO)
 
5
(Te
4+
 
O
 
3
)(Te
6+
 
O
 
6
)
 
2
 · 9H
 
2
O

Other Names for Parakhinite

Synonyms:
IMA1978-036
Other Languages:
German:Parakhinit
Russian:Паракхинит
Spanish:Parakhinita

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 Parakhinite

Reference List:Williams, S.A. (1978), Khinite, parakhinite, and dugganite, three new tellurates from Tombstone, AZ, American Mineralogist: 63: 1016-1019.

American Mineralogist (1995): 80: 1077.

Canadian Mineralogist (1995): 33: 33-40.

Cooper, M.A., F.C.Hawthorne, & M.E.Back (2008), The crystal structure of khinite and polytypism in khinite and parakhinite. Mineralogical Magazine 72(3),763-770(2008)

Internet Links for Parakhinite

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    Localities for Parakhinite

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