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Kadyrelite

Formula:
Hg
 
4
(Br,Cl)
 
2
O
System:IsometricHardness:2½ - 3
Name:For the Kadyrel deposit, Russia, where it occurs.


Eglestonite-Kadyrelite Series.

Classification of Kadyrelite

IMA status:Approved
Strunz 8th edition ID:3/D.06-30
Nickel-Strunz 10th (pending) edition ID:3.DD.05

3 : HALIDES
D : Oxyhalides, hydroxyhalides and related double halides
D : With Hg
Dana 8th edition ID:10.5.4.2

10 : OXYHALIDES AND HYDROXYHALIDES
5 : Am(O,OH)pXq
Hey's CIM Ref.:8.5.7

8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
5 : Halides of Zn and Hg
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Type Occurrence of Kadyrelite

Type Locality:Kadyrel' Hg occurrence, Oorash-Khem River Valley, Uyuk Range, Pii-Khem District, Tuva Republic, Eastern-Siberian Region, Russia
Year of Discovery:1987

Physical Properties of Kadyrelite

Hardness (Mohs):2½ - 3

Crystallography of Kadyrelite

Crystal System:Isometric
Cell Parameters:a = 16.16Å
Unit Cell Volume:V 4,220.11 ų (Calculated from Unit Cell)

Optical Data of Kadyrelite

Type:Isotropic

Chemical Properties of Kadyrelite

Formula:
Hg
 
4
(Br,Cl)
 
2
O
Essential elements:Br, Hg, O
All elements listed in formula:Br, Cl, Hg, O

Relationship of Kadyrelite to other Species

Series:Forms a series with Eglestonite (see here)
Related Minerals - Nickel-Strunz Grouping):

- +
3.DD.05Eglestonite
[Hg
1+
2
]
 
3
[O|OH|Cl
 
3
]
3.DD.10Poyarkovite
Hg
 
3
ClO
3.DD.15Hanawaltite
Hg
 
6
Hg[Cl,(OH)]
 
2
O
 
3
3.DD.20Terlinguaite
Hg
 
2
ClO
3.DD.25Pinchite
Hg
 
5
O
 
4
Cl
 
2
3.DD.30Gianellaite
[Hg
 
2
N]
+
2
SO
 
4
3.DD.30Mosesite
[Hg
 
2
N]
+
 
(Cl,SO
 
4
,MoO
 
4
) · H
 
2
O
3.DD.35Kleinite
[Hg
 
2
N]
+
3
Cl
 
2
S
 
0.5
 · H
 
2
O
3.DD.40Tedhadleyite
Hg
2+
 
Hg
1+
10
O
 
4
I
 
2
(Cl,Br)
 
2
3.DD.45Vasilyevite
[Hg
1+
2
]
 
10
[O
 
6
|I
 
3
|Br
 
2
|Cl|CO
 
3
]
3.DD.50Aurivilliusite
(Hg-Hg)
2+
 
Hg
2+
2
[O|(I,Br,Cl)]
 
2
3.DD.55Terlinguacreekite
Hg
2+
3
O
 
2
Cl
 
2
3.DD.60Kelyanite
(Hg
2+
 
)
 
6
(SbO
 
6
)BrCl
 
2
3.DD.65Comancheite
Hg
 
13
(Cl,Br)
 
8
O
 
9
Related Minerals - Hey's Index Grouping:

- +
8.5.1Simonkolleite
Zn
 
5
[(OH)
 
8
|Cl
 
2
] · H
 
2
O
8.5.2Calomel
Hg
 
2
Cl
 
2
8.5.3Terlinguaite
Hg
 
2
ClO
8.5.4Poyarkovite
Hg
 
3
ClO
8.5.5Pinchite
Hg
 
5
O
 
4
Cl
 
2
8.5.6Eglestonite
[Hg
1+
2
]
 
3
[O|OH|Cl
 
3
]
8.5.8Comancheite
Hg
 
13
(Cl,Br)
 
8
O
 
9
8.5.9Kuzminite
Hg
 
2
(Br,Cl)
 
2
8.5.10Moschelite
Hg
 
2
I
 
2
8.5.11Tocornalite
(Ag,Hg)I

Other Names for Kadyrelite

Synonyms:
IMA1986-042
Other Languages:
German:Kadyrelit
Spanish:Kadyrelita

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 Kadyrelite

Reference List:Vasil’ev, V.I. (1987) Kadyrelite Hg4(Br, Cl)2O – a new oxyhalide of mercury
from the Kadyrelsky ore occurrence. Zap. Vses. Mineral. Obshch., 116, 733–737 (in Russian).

American Mineralogist (1989): 74: 503 (abstract).

Mereiter, K., J. Zeeman, and A.W. Hewat (1992) Eglestonite, [Hg2]3Cl3O2H: confirmation of the chemical formula by neutron powder diffraction. American Mineralogist: 77: 839–842.

Internet Links for Kadyrelite

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

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    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.
    Russia
     
    • Eastern-Siberian Region
      • Tuva Republic
        • Pii-Khem District
          • Uyuk Range
    		No reference listed
            • Oorash-Khem River Valley
    		Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Mineral and/or Locality
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