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Zhemchuzhnikovite

Formula:
NaMg(Fe
3+
 
,Al)[C
 
2
O
 
4
]
 
3
 · 8H
 
2
O
System:TrigonalColour:Smokey-green, violet
Lustre:VitreousHardness:2
Name:For Yuri Apollonovich Zhemchuzhnikov (1885-1957), Russian clay mineralogist.
This page provides mineralogical data about Zhemchuzhnikovite.

Classification of Zhemchuzhnikovite

IMA status:Approved
Strunz 8th edition ID:9/A.01-70
Nickel-Strunz 10th (pending) edition ID:10.AB.35

10 : ORGANIC COMPOUNDS
A : Salts of organic acids
B : Oxalates
Dana 8th edition ID:50.1.7.2

50 : ORGANIC COMPOUNDS
1 : Oxalates
Hey's CIM Ref.:31.1.9

31 : Oxalates, Citrates, Mellitates and Acetates
1 : Oxalates
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Type Occurrence of Zhemchuzhnikovite

Type Locality:Chai-Tumus coal deposits (Chaitumusuk coal Deposits), Lena River Basin, Bulun District, Polar Yakutia, Saha Republic (Sakha Republic; Yakutia), Eastern-Siberian Region, Russia
Year of Discovery:1960

Physical Properties of Zhemchuzhnikovite

Lustre:Vitreous
Colour:Smokey-green, violet
Hardness (Mohs):2

Crystallography of Zhemchuzhnikovite

Crystal System:Trigonal
Cell Parameters:a = 16.7Å, c = 12.5Å
Ratio:a:c = 1 : 0.749
Unit Cell Volume:V 3,019.07 ų (Calculated from Unit Cell)

Optical Data of Zhemchuzhnikovite

Type:Uniaxial (-)
RI values: nω = 1.479 nε = 1.408
Maximum Birefringence:δ = 0.071

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

Chemical Properties of Zhemchuzhnikovite

Formula:
NaMg(Fe
3+
 
,Al)[C
 
2
O
 
4
]
 
3
 · 8H
 
2
O
Essential elements:C, Fe, H, Mg, Na, O
All elements listed in formula:Al, C, Fe, H, Mg, Na, O

Relationship of Zhemchuzhnikovite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
10.AB.05Humboldtine
Fe[C
 
2
O
 
4
] · 2H
 
2
O
10.AB.05Lindbergite
Mn
2+
 
[C
 
2
O
 
4
] · 2H
 
2
O
10.AB.10Glushinskite
Mg[C
 
2
O
 
4
] · 2H
 
2
O
10.AB.15Moolooite
Cu[C
 
2
O
 
4
]·0.4H
 
2
O
10.AB.20Stepanovite
NaMgFe
3+
 
[C
 
2
O
 
4
]
 
3
 · 8-9H
 
2
O
10.AB.25Minguzzite
K
 
3
Fe
3+
 
[C
 
2
O
 
4
]
 
3
 · 3H
 
2
O
10.AB.30Wheatleyite
Na
 
2
Cu[C
 
2
O
 
4
]
 
2
 · 2H
 
2
O
10.AB.40Weddellite
Ca[C
 
2
O
 
4
] · 2H
 
2
O
10.AB.45Whewellite
Ca[C
 
2
O
 
4
] · H
 
2
O
10.AB.50Caoxite
Ca[C
 
2
O
 
4
] · 3H
 
2
O
10.AB.55Oxammite
(NH
 
4
)
 
2
[C
 
2
O
 
4
] · H
 
2
O
10.AB.60Natroxalate
Na
 
2
[C
 
2
O
 
4
]
10.AB.65Coskrenite-(Ce)
(Ce,Nd,La)
 
2
[(SO
 
4
)
 
2
|C
 
2
O
 
4
] · 12H
 
2
O
10.AB.70Levinsonite-(Y)
(Y,Nd,La)Al(SO
 
4
)
 
2
(C
 
2
O
 
4
)·12H
 
2
O
10.AB.75Zugshunstite-(Ce)
(Ce,Nd,La)Al(SO
 
4
)
 
2
(C
 
2
O
 
4
)·12H
 
2
O
10.AB.80Novgorodovaite
Ca
 
2
[Cl
 
2
|C
 
2
O
 
4
] · 2H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
31.1.1Oxammite
(NH
 
4
)
 
2
[C
 
2
O
 
4
] · H
 
2
O
31.1.2Moolooite
Cu[C
 
2
O
 
4
]·0.4H
 
2
O
31.1.3Wheatleyite
Na
 
2
Cu[C
 
2
O
 
4
]
 
2
 · 2H
 
2
O
31.1.4Glushinskite
Mg[C
 
2
O
 
4
] · 2H
 
2
O
31.1.5Whewellite
Ca[C
 
2
O
 
4
] · H
 
2
O
31.1.6Weddellite
Ca[C
 
2
O
 
4
] · 2H
 
2
O
31.1.7Humboldtine
Fe[C
 
2
O
 
4
] · 2H
 
2
O
31.1.8Stepanovite
NaMgFe
3+
 
[C
 
2
O
 
4
]
 
3
 · 8-9H
 
2
O
31.1.10Minguzzite
K
 
3
Fe
3+
 
[C
 
2
O
 
4
]
 
3
 · 3H
 
2
O

Other Names for Zhemchuzhnikovite

Other Languages:
German:Zhemchuzhnikovit
Spanish:Zhemchuzhnikovita

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 Zhemchuzhnikovite

Reference List:American Mineralogist (1964): 49: 442-443.

Internet Links for Zhemchuzhnikovite

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    Localities for Zhemchuzhnikovite

    (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
      • Saha Republic (Sakha Republic; Yakutia)
        • Polar Yakutia
          • Bulun District
            • Lena River Basin
    		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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