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Kukisvumite

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Kirovskii apatite mine (Kirovsky Mine; Kirovskii Mine; Kirov Mine), Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
© Knut Eldjarn

Show Kukisvumite Photos (2)



Formula:
Na
 
6
ZnTi
 
4
(Si
 
8
O
 
24
)O
 
4
 · 4H
 
2
O
System:OrthorhombicHardness:5½ - 6
This page provides mineralogical data about Kukisvumite.

Classification of Kukisvumite

IMA status:Approved 1989
Strunz 8th edition ID:8/C.03-55
Nickel-Strunz 10th (pending) edition ID:9.DB.20

9 : SILICATES (Germanates)
D : Inosilicates
B : Inosilicates with 2-periodic single chains, Si2O6; Pyroxene-related minerals
Dana 8th edition ID:65.1.6.2

65 : INOSILICATES Single-Width,Unbranched Chains,(W=1)
1 : Single-Width Unbranched Chains, W=1 with chains P=2
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Type Occurrence of Kukisvumite

Type Locality:Kirovskii apatite mine (Kirovsky Mine; Kirovskii Mine; Kirov Mine), Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Year of Discovery:1991

Physical Properties of Kukisvumite

Hardness (Mohs):5½ - 6

Crystallography of Kukisvumite

Crystal System:Orthorhombic
Cell Parameters:a = 28.88Å, b = 8.6Å, c = 5.21Å
Ratio:a:b:c = 3.358 : 1 : 0.606
Unit Cell Volume:V 1,294.00 ų (Calculated from Unit Cell)

Optical Data of Kukisvumite

Type:Biaxial (-)
RI values: nα = 1.676 nβ = 1.746 nγ = 1.795
2V:Measured: 77° , Calculated: 76°
Maximum Birefringence:δ = 0.119

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

Chemical Properties of Kukisvumite

Formula:
Na
 
6
ZnTi
 
4
(Si
 
8
O
 
24
)O
 
4
 · 4H
 
2
O
Essential elements:H, Na, O, Si, Ti, Zn
All elements listed in formula:H, Na, O, Si, Ti, Zn
Common Impurities:Nb,Fe,F

Relationship of Kukisvumite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.DB.05Balipholite
BaLiMg
 
2
Al
 
3
(Si
 
2
O
 
6
)
 
2
(OH)
 
4
9.DB.05Carpholite
Mn
2+
 
Al
 
2
(Si
 
2
O
 
6
)(OH)
 
4
9.DB.05Ferrocarpholite
(Fe
2+
 
,Mg)Al
 
2
(Si
 
2
O
 
6
)(OH)
 
4
9.DB.05Magnesiocarpholite
(Mg,Fe
2+
 
)Al
 
2
(Si
 
2
O
 
6
)(OH)
 
4
9.DB.05Potassiccarpholite
(K,☐)(Li,Mn
2+
 
)
 
2
Al
 
4
(Si
 
2
O
 
6
)
 
2
(OH,F)
 
8
9.DB.05Vanadiocarpholite
Mn
2+
 
V
3+
 
Al(Si
 
2
O
 
6
)(OH)
 
4
9.DB.10Lorenzenite
Na
 
2
Ti
 
2
(Si
 
2
O
 
6
)O
 
3
9.DB.15Lintisite
LiNa
 
3
Ti
 
2
(Si
 
2
O
 
6
)
 
2
O
 
2
 · 2H
 
2
O
9.DB.15Punkaruaivite
LiTi
 
2
(HSi
 
4
O
 
12
)(OH)
 
2
 · H
 
2
O
9.DB.17Eliseevite
LiNa
 
1.5
Ti
 
2
(H
 
1.5
Si
 
4
O
 
12
)O
 
2
 · 2H
 
2
O
9.DB.20Manganokukisvumite
Na
 
6
MnTi
 
4
(Si
 
8
O
 
24
)O
 
4
 · 4H
 
2
O
9.DB.25Vinogradovite
(Na,Ca,K)
 
4
Ti
 
4
AlSi
 
6
O
 
23
(OH) · 2H
 
2
O
9.DB.25Paravinogradovite
Na
 
1-2
(Ti,Fe
3+
 
)
 
4
(Si
 
2
O
 
6
)
 
2
(AlSi
 
3
O
 
10
)(OH)
 
4
 · H
 
2
O
9.DB.30Nchwaningite
Mn
2+
2
(SiO
 
3
)(OH)
 
2
 · H
 
2
O
9.DB.35Plancheite
Cu
 
8
(Si
 
8
O
 
22
)(OH)
 
4
 · H
 
2
O
9.DB.40Shattuckite
Cu
 
5
(Si
 
2
O
 
6
)
 
2
(OH)
 
2
9.DB.40UM2005-31-SiO:CuH
Cu
 
11
(SiO
 
4
)(OH)
 
18
 · 9H
 
2
O ?
9.DB.45Aerinite
(Ca
 
5.1
Na
 
0.5
)(Fe
3+
 
,Al,Fe
2+
 
,Mg)
 
4
(Al,Mg)
 
6
[HSi
 
12
O
 
36
(OH)
 
12
][(CO
 
3
)
 
1.2
(H
 
2
O)
 
12
]
9.DB.50Capranicaite
KCaNaAl
 
4
B
 
4
Si
 
2
O
 
18

Other Names for Kukisvumite

Synonyms:
IMA1989-052
Other Languages:
German:Kukisvumit
Russian:Кукисвумит
Spanish:Kukisvumita

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 Kukisvumite

Reference List:

- +
American Mineralogist (1992): 77: 1116.

New Minerals (1997), New Minerals 1990-1994.

Mineralogicheskii Zhurnal: 13(2): 63-67.

Zeitschrift für Kristallographie: 215: 352-356.

Internet Links for Kukisvumite

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    • Localities for Kukisvumite

    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.
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    (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
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
    		Min.Zhurnal,(1991) 13, n2, 63-67
    Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    www.koeln.netsurf.de/~w.steffens/lovo.htm
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