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Tundrite-(Ce)

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Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada

Show Tundrite-(Ce) Photos (12)
Formula:
Na
 
2
Ce
 
2
TiO
 
2
(SiO
 
4
)(CO
 
3
)
 
2
System:TriclinicColour:Yellow-brown, ...
Hardness:3
Name:Named after its discovery locality.


Tundrite Group.

Classification of Tundrite-(Ce)

IMA status:Approved
Strunz 8th edition ID:8/B.16-40
Nickel-Strunz 10th (pending) edition ID:9.AH.10

9 : SILICATES (Germanates)
A : Nesosilicates
H : Nesosilicates with CO3, SO4, PO4, etc.
Dana 8th edition ID:17.1.11.

17 : COMPOUND CARBONATES
1 : Miscellaneous
Hey's CIM Ref.:17.4.15

17 : Silicates Containing other Anions
4 : Silicates with carbonates
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Type Occurrence of Tundrite-(Ce)

Type Locality:Lepkhe-Nel'm Mt. (Lepkhe-Nelm Mt.), Seidozero Lake, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Physical Properties of Tundrite-(Ce)

Lustre:Greasy, Silky
Colour:Yellow-brown, green-yellow
Hardness (Mohs):3

Crystallography of Tundrite-(Ce)

Crystal System:Triclinic
Class (H-M):1 - Pinacoidal
Space Group:P1
Cell Parameters:a = 7.5702(6) Å, b = 13.949(2) Å, c = 5.0235(5) Å
α = 100.19(1)°, β = 70.88(1)°, γ = 101.26(1)°
Ratio:a:b:c = 0.543 : 1 : 0.36
Unit Cell Volume:V 487.91 ų
Z:2

Optical Data of Tundrite-(Ce)

Type:Biaxial (+)
RI values: nα = 1.743 nβ = 1.800 nγ = 1.880
Maximum Birefringence:δ = 0.137

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

Chemical Properties of Tundrite-(Ce)

Formula:
Na
 
2
Ce
 
2
TiO
 
2
(SiO
 
4
)(CO
 
3
)
 
2
Essential elements:C, Ce, H, Na, O, Si, Ti
All elements listed in formula:C, Ce, Na, O, Si, Ti

Relationship of Tundrite-(Ce) to other Species

Member of Group:
Tundrite Group:
Related Minerals - Nickel-Strunz Grouping):

- +
9.AH.05Iimoriite-(Y)
Y
 
2
[CO
 
3
|SiO
 
4
]
9.AH.10Tundrite-(Nd)
Na
 
3
(Nd,La)
 
4
(Ti,Nb)
 
2
(SiO
 
4
)
 
2
(CO
 
3
)
 
3
O
 
4
(OH)·2H
 
2
O
9.AH.15Paraspurrite
Ca
 
5
[CO
 
3
|(SiO
 
4
)
 
2
]
9.AH.15Spurrite
Ca
 
5
[CO
 
3
|(SiO
 
4
)
 
2
]
9.AH.20Ternesite
Ca
 
5
[SO
 
4
|(SiO
 
4
)
 
2
]
9.AH.25Britholite-(Ce)
Ca
 
2
(Ce,Ca)
 
3
[(OH,F)|(SiO
 
4
,PO
 
4
)
 
3
]
9.AH.25Britholite-(Y)
Ca
 
2
(Y,Ca)
 
3
[(OH,F)|(SiO
 
4
,PO
 
4
)
 
3
]
9.AH.25Ellestadite-(Cl)
Ca
 
10
[Cl
 
2
|(SO
 
4
)
 
3
|(SiO
 
4
)
 
3
]
9.AH.25Fluorbritholite-(Ce)
Ca
 
2
(Ce,Ca)
 
3
[(F,OH)|(SiO
 
4
,PO
 
4
)
 
3
]
9.AH.25Ellestadite-(F)
Ca
 
10
[(F,Cl,OH)
 
2
|(SO
 
4
)
 
3
|(SiO
 
4
)
 
3
]
9.AH.25Ellestadite-(OH)
Ca
 
10
[(OH,Cl,F)
 
2
|(SO
 
4
)
 
3
|(SiO
 
4
)
 
3
]
9.AH.25Mattheddleite
Pb
 
5
(Si
 
1.5
S
 
1.5
)O
 
12
(Cl,OH)
9.AH.25Tritomite-(Ce)
(Ce,La,Y,Th)
 
5
(Si,B)
 
3
(O,OH,F)
 
13
9.AH.25Tritomite-(Y)
(Y,Ca,La,Fe)
 
5
(Si,B,Al)
 
3
(O,OH,F)
 
13
9.AH.25Fluorcalciobritholite
(Ca,Ce)
 
5
 (SiO
 
4
,PO
 
4
)
 
3
F
9.AH.25IMA2009-005
Ca
 
2
(Y,Ca)
 
3
[(F,OH)|(SiO
 
4
,PO
 
4
)
 
3
]
Related Minerals - Hey's Index Grouping:

- +
17.4.1Tilleyite
Ca
 
5
[(CO
 
3
)
 
2
|Si
 
2
O
 
7
]
17.4.2Spurrite
Ca
 
5
[CO
 
3
|(SiO
 
4
)
 
2
]
17.4.3Paraspurrite
Ca
 
5
[CO
 
3
|(SiO
 
4
)
 
2
]
17.4.4Scawtite
Ca
 
7
Si
 
6
(CO
 
3
)O
 
18
·2H
 
2
O
17.4.5Fukalite
Ca
 
4
[CO
 
3
|(HSiO
 
4
)
 
2
]
17.4.6Meionite
Ca
 
4
[CO
 
3
|(Al
 
2
Si
 
2
O
 
8
)
 
3
]
17.4.7Cancrinite
Na
 
6
Ca
 
2
[(CO
 
3
)
 
2
|Al
 
6
Si
 
6
O
 
24
] · 2H
 
2
O
17.4.8Carletonite
KNa
 
4
Ca
 
4
Si
 
8
O
 
18
(CO
 
3
)
 
4
(OH,F)·H
 
2
O
17.4.9Iimoriite-(Y)
Y
 
2
[CO
 
3
|SiO
 
4
]
17.4.10Kainosite-(Y)
Ca
 
2
(Y,Ce)
 
2
Si
 
4
O
 
12
CO
 
3
·H
 
2
O
17.4.11Caysichite-(Y)
Ca
 
2
Y
 
2
Si
 
4
O
 
10
(CO
 
3
)
 
3
·4H
 
2
O
17.4.12Lepersonnite-(Gd)
Ca(Gd,Dy)
 
2
[(UO
 
2
)
 
6
(OH)
 
6
(CO
 
3
)
 
2
(SiO
 
4
)]
 
4
 ·48(H
 
2
O)
17.4.13Ashburtonite
Pb
 
4
Cu
 
4
[(OH)
 
3
|Cl|(HCO
 
3
)
 
4
|Si
 
4
O
 
12
] · H
 
2
O
17.4.14Surite
Pb(Pb,Ca)(CO
 
3
)
 
2
(Al,Fe,Mg)
 
2
(Si,Al)
 
4
O
 
10
(OH)
 
2
17.4.16Tundrite-(Nd)
Na
 
3
(Nd,La)
 
4
(Ti,Nb)
 
2
(SiO
 
4
)
 
2
(CO
 
3
)
 
3
O
 
4
(OH)·2H
 
2
O

Other Names for Tundrite-(Ce)

Other Languages:
German:Tundrit-(Ce)
Russian:Тундрит-(Ce)

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 Tundrite-(Ce)

Reference List:American Mineralogist (1965): 50: 2097.

American Mineralogist (1968): 53: 1780.

American Mineralogist (1974): 59: 633.

Shumyatskaya, N.G., Voronkov, A.A., Ilyukhin, V.V., and Belov, N.V. (1976) Tundrite, Na2Ce2TiO2[SiO4](CO3)2 - refinement of the crystal structure and chemical formula. Soviet Physics – Crystallography: 21: 399-404.

Neues Jahrbuch für Mineralogie, Monatshefte (1982): 11: 481-494.

J.D.Grice, Rowe, R., Poirier, P., and Wight, Q. (2008): Tundrite-(Ce) from Mont Saint-Hilaire, Quebec, crystal-structure analysis and species characterization: Canadin Mineralogist 46, 413(2008)

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    Localities for Tundrite-(Ce)

    Hide Locality List
    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.
    Canada
     
    • Québec
      • Montérégie
        • Rouville RCM
          • Mont Saint-Hilaire
    		Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
    		Pavel M. Kartashov data; L. Kruszewski collection (analysed; Ce-dominant)
          • Lovozero Massif
            • Seidozero Lake
    		Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Pavel M. Kartashov data; Semenov E.I. (1972) Mineralogy of Lovozero alkaline massif, - Moscow, Nauka, p. 308 (in Rus.)
    Mineral and/or Locality
    Google
     
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