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Cervandonite-(Ce)

Big Photo

Wanni glacier - Scherbadung Mt. (Cervandone Mt.) area, Kriegalp Valley (Chriegalp Valley), Binn Valley, Wallis (Valais), Switzerland
© Stephan Wolfsried

Show Cervandonite-(Ce) Photos (12)
Formula:
(Ce,Nd,La)(Fe,Ti,Al)
 
3
SiAs(Si,As)O
 
13
System:TrigonalHardness:5
This page provides mineralogical data about Cervandonite-(Ce).

Classification of Cervandonite-(Ce)

IMA status:Approved
Strunz 8th edition ID:8/D.11-10
Nickel-Strunz 10th (pending) edition ID:9.BE.92

9 : SILICATES (Germanates)
B : Sorosilicates
E : Si2O7 groups, with additional anions; cations in octahedral [6] and greater coordination
Dana 8th edition ID:43.4.12.1

43 : COMPOUND PHOSPHATES, ETC.
4 : Anhydrous Compound Phosphates, etc·, Containing Hydroxyl or Halogen
Hey's CIM Ref.:17.7.21

17 : Silicates Containing other Anions
7 : Silicates with vanadate, arsenate or antimonate
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Type Occurrence of Cervandonite-(Ce)

Type Locality:Mount Cervandone, Devero Alp (Devero Valley; Val Devero), Baceno, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy

Physical Properties of Cervandonite-(Ce)

Hardness (Mohs):5

Crystallography of Cervandonite-(Ce)

Crystal System:Trigonal
Class (H-M):3m - Ditrigonal Pyramidal
Space Group:R3m
Cell Parameters:a = 6.508(1) Å, c = 18.520(3) Å
Ratio:a:c = 1 : 2.846
Unit Cell Volume:V 679.4 ų
Z:3
Comment:Monoclinic supercell (Z = 6)

Optical Data of Cervandonite-(Ce)

Type:Biaxial
RI values: nα = 1.990 nγ = 2.000
Maximum Birefringence:δ = 0.010

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

Chemical Properties of Cervandonite-(Ce)

Formula:
(Ce,Nd,La)(Fe,Ti,Al)
 
3
SiAs(Si,As)O
 
13
Essential elements:Ce, Fe, O, Si
All elements listed in formula:Al, As, Ce, Fe, La, Nd, O, Si, Ti

Relationship of Cervandonite-(Ce) to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.BE.02Wadsleyite
(Mg,Fe
2+
 
)
 
2
[SiO
 
4
]
9.BE.05Hennomartinite
SrMn
3+
2
[(OH)
 
2
|Si
 
2
O
 
7
] · H
 
2
O
9.BE.05Lawsonite
CaAl
 
2
[(OH)
 
2
|Si
 
2
O
 
7
] · H
 
2
O
9.BE.05Noelbensonite
BaMn
3+
2
[(OH)
 
2
|Si
 
2
O
 
7
] · H
 
2
O
9.BE.05Itoigawaite
SrAl
 
2
[(OH)
 
2
|Si
 
2
O
 
7
] · H
 
2
O
9.BE.07Ilvaite
CaFe
2+
2
Fe
3+
 
[O|OH|Si
 
2
O
 
7
]
9.BE.07Manganilvaite
Ca(Mn
2+
 
,Fe
2+
 
)
 
2
Fe
3+
 
[O|OH|Si
 
2
O
 
7
]
9.BE.10Suolunite
Ca
 
2
[H
 
2
Si
 
2
O
 
7
] · H
 
2
O
9.BE.12Jaffeite
Ca
 
6
[(OH)
 
6
|Si
 
2
O
 
7
]
9.BE.15Fresnoite
Ba
 
2
Ti[O|Si
 
2
O
 
7
]
9.BE.17Baghdadite
Ca
 
3
(Zr,Ti)[O
 
2
|Si
 
2
O
 
7
]
9.BE.17Burpalite
Na
 
2
CaZr[F
 
2
|Si
 
2
O
 
7
]
9.BE.17Cuspidine
Ca
 
4
[(F,OH)
 
2
|Si
 
2
O
 
7
]
9.BE.17Hiortdahlite
(Ca,Na)
 
3
(Zr,Ti)Si
 
2
O
 
7
(O,OH,F)
 
2
9.BE.17Janhaugite
(Na,Ca)
 
3
(Mn,Fe)
 
3
(Ti,Zr,Nb)
 
2
Si
 
4
O
 
15
(OH,F,O)
 
3
9.BE.17Låvenite
(Na,Ca)
 
2
(Mn
2+
 
,Fe
2+
 
)(Zr,Ti)[(O,OH,F)
 
2
|Si
 
2
O
 
7
]
9.BE.17Niocalite
(Ca,Nb)
 
4
[(O,OH,F)
 
2
|Si
 
2
O
 
7
]
9.BE.17Normandite
NaCa(Mn,Fe)(Ti,Nb,Zr)[(O,F)
 
2
|Si
 
2
O
 
7
]
9.BE.17Wöhlerite
NaCa
 
2
(Zr,Nb)[(O,OH,F)
 
2
|Si
 
2
O
 
7
]
9.BE.17Hiortdahlite I
(Na
 
3
Ca)Ca
 
8
Zr
 
2
(M
3+
 
)
 
2
(Si
 
2
O
 
7
)
 
4
O
 
3
F
 
5
9.BE.17IMA2005-005a
Na
 
2
Ca
 
4
(Nb,Zr)
 
2
[(O,F)
 
2
|Si
 
2
O
 
7
]
 
2
9.BE.20Mosandrite
(Ca,Na,Ce)
 
12
(Ti,Zr)
 
2
[F
 
4
|(OH)
 
6
|SiO
 
4
|(Si
 
2
O
 
7
)
 
3
]
9.BE.20Nacareniobsite-(Ce)
Na
 
3
Ca
 
3
(Ce,La,Nd)Nb[F
 
3
|O|(Si
 
2
O
 
7
)
 
2
]
9.BE.20Rinkite
Na(Na,Ca)
 
2
(Ca,Ce)
 
4
Ti[F
 
2
|(O,F)
 
2
|(Si
 
2
O
 
7
)
 
2
]
9.BE.22Götzenite
Na
 
2
Ca
 
5
Ti[F
 
4
|(Si
 
2
O
 
7
)
 
2
]
9.BE.22Hainite
Na
 
4
Ca
 
8
(Ti,Zr,Mn)
 
3
[F
 
4
|(Si
 
2
O
 
7
)
 
2
]
 
2
9.BE.22Rosenbuschite
(Ca,Na)
 
3
(Zr,Ti)[O|F|Si
 
2
O
 
7
]
9.BE.22Kochite
(Na,Ca)
 
3
Ca
 
2
(Mn,Ca)ZrTi[(F,O)
 
4
|(Si
 
2
O
 
7
)
 
2
]
9.BE.23Dovyrenite
Ca
 
6
Zr(Si
 
2
O
 
7
)
 
2
(OH)
 
4
9.BE.25Barytolamprophyllite
(Ba,Na)
 
2
(Na,Ti,Fe
3+
 
)
 
4
Ti
 
2
[O|(OH,F)|Si
 
2
O
 
7
]
 
2
9.BE.25Ericssonite
BaMn
2+
2
Fe
3+
 
[O|OH|Si
 
2
O
 
7
]
9.BE.25Lamprophyllite
(Sr,K,Ba)
 
2
(Na,Ti,Mn
2+
 
,Fe
3+
 
)
 
4
Ti
 
2
[O|(O,OH,F)|Si
 
2
O
 
7
]
 
2
9.BE.25Orthoericssonite
BaMn
2+
2
Fe
3+
 
[O|OH|Si
 
2
O
 
7
]
9.BE.25Seidozerite
Na
 
8
Zr
 
3
Ti
 
3
Mn
2+
2
[O|F|Si
 
2
O
 
7
]
 
4
9.BE.25Nabalamprophyllite
Na
 
3
(Ba,Na)
 
2
Ti
 
3
[O|(OH,F)|Si
 
2
O
 
7
]
 
2
9.BE.25Grenmarite
(Zr,Mn)
 
2
(Zr,Ti)(Mn,Na)(Na,Ca)
 
4
(Si
 
2
O
 
7
)
 
2
(O,F)
 
4
9.BE.27Murmanite
Na
 
2
(Ti,Nb)
 
2
Si
 
2
O
 
9
·nH
 
2
O
9.BE.30Epistolite
Na
 
2
(Nb,Ti)
 
2
[O
 
2
|Si
 
2
O
 
7
] · nH
 
2
O
9.BE.32Lomonosovite
Na
 
5
Ti
 
2
[O
 
2
|PO
 
4
|Si
 
2
O
 
7
]
9.BE.35Vuonnemite
Na
 
11
Ti
4+
 
Nb
 
2
(Si
 
2
O
 
7
)
 
2
(PO
 
4
)
 
2
O
 
3
(F,OH)
9.BE.37Sobolevite
Na
 
12
Ca(NaCaMn)Ti
 
2
(Si
 
2
O
 
7
)
 
2
(PO
 
4
)
 
4
O
 
3
F
 
3
9.BE.40Innelite
Na
 
2
(Ba,K)
 
4
(Mg,Ca,Fe)Ti
 
3
Si
 
4
O
 
18
(OH,F)
 
1.5
SO
 
4
9.BE.40Phosphoinnelite
Ba
 
4
Na
 
3
Ti
 
3
[(O,F)
 
3
|(PO
 
4
,SO
 
4
)
 
2
|Si
 
4
O
 
14
]
9.BE.42Yoshimuraite
Ba
 
2
Mn
 
2
TiOSi
 
2
O
 
7
(PO
 
4
)(OH)
9.BE.45Quadruphite
Na
 
14
Ca
 
2
Ti
 
4
[O
 
2
|F|(PO
 
4
)
 
2
|Si
 
2
O
 
7
]
 
2
9.BE.47Polyphite
Na
 
5
(Na
 
4
Ca
 
2
)Ti
 
2
(Si
 
2
O
 
7
)(PO
 
4
)
 
3
O
 
2
F
 
2
9.BE.50Bornemanite
BaNa
 
4
Ti
 
2
NbSi
 
4
O
 
17
(F,OH)·Na
 
3
PO
 
4
9.BE.50Shkatulkaite
Na
 
10
Mn
2+
 
Ti
 
3
Nb
 
3
[(OH)
 
2
|F|(Si
 
2
O
 
7
)
 
6
] · 12H
 
2
O
9.BE.50Shkatulkalite
9.BE.50Bykovaite
BaNa(Na,Ti)
 
4
[(OH,F)
 
2
|(Ti,Nb)
 
2
Si
 
4
O
 
14
(O,OH)
 
3
] · 3H
 
2
O
9.BE.55Bafertisite
Ba(Fe
3+
 
,Mn
2+
 
)
 
2
Ti[O|(O,OH)
 
2
|Si
 
2
O
 
7
]
9.BE.55Hejtmanite
Ba(Mn
2+
 
,Fe
2+
 
)
 
2
Ti[O|(OH,F)
 
2
|Si
 
2
O
 
7
]
9.BE.55Nechelyustovite
(Ba,Na)
 
2
{(Na,Ti,Mn)
 
4
[(Ti,Nb)
 
2
(OH)
 
3
Si
 
4
O
 
14
](OH,O,F)
 
2
} · 3H
 
2
O
9.BE.60Delindeite
(Na,K)
 
2.7
(Ba,Ca)
 
4
(Ti,Fe,Al)
 
6
Si
 
8
O
 
26
(OH)
 
14
9.BE.65Bussenite
Na
 
2
Ba
 
2
FeTiSi
 
2
O
 
7
(CO
 
3
)(OH)
 
3
F
9.BE.67Jinshajiangite
(Na,Ca)(Ba,K)(Fe,Mn)
 
4
Ti
 
2
Si
 
4
O
 
16
(F,O,OH)
 
2-3
9.BE.67Perraultite
(Na,Ca)(Ba,K)(Mn,Fe)
 
4
(Ti,Nb)
 
2
Si
 
4
O
 
16
(OH,F,O)
 
3
9.BE.67Surkhobite
(Ba,K)
 
2
CaNaMn
 
8
Ti
 
4
(Si
 
2
O
 
7
)
 
4
O
 
4
(F,OH,O)
 
6
9.BE.70Karnasurtite-(Ce)
(Ce,La,Th)(Ti,Nb)(Al,Fe)(Si,P)
 
2
O
 
7
(OH)
 
4
·3H
 
2
O
9.BE.70Perrierite-(Ce)
(Ce,Ca,Th)
 
4
(Mg,Fe
2+
 
)
 
2
(Ti,Fe
3+
 
)
 
3
[O
 
4
|Si
 
2
O
 
7
]
 
2
9.BE.70Strontiochevkinite
(Sr,La,Ce,Ca)
 
4
Fe
3+
 
(Ti,Zr)
 
2
Ti
 
2
[O
 
4
|Si
 
2
O
 
7
]
 
2
9.BE.70Chevkinite-(Ce)
(Ce,La,Ca,Na,Th)
 
4
(Fe
2+
 
,Mg)(Fe
3+
 
,Ti,Fe
2+
 
)
 
2
(Ti,Fe
3+
 
,Nb)
 
2
[O
 
4
|Si
 
2
O
 
7
]
 
2
9.BE.70Polyakovite-(Ce)
(Ce,Ca)
 
4
(Mg,Fe
2+
 
)(Cr
3+
 
,Fe
3+
 
)
 
2
(Ti,Nb)
 
2
[O
 
4
|Si
 
2
O
 
7
]
 
2
9.BE.70Rengeite
Sr
 
4
ZrTi
 
4
[O
 
4
|Si
 
2
O
 
7
]
 
2
9.BE.70Matsubaraite
Sr
 
4
Ti
 
5
[O
 
4
|Si
 
2
O
 
7
]
 
2
9.BE.70Dingdaohengite-(Ce)
Ce
 
4
Fe
2+
 
Ti
 
2
Ti
 
2
[O
 
4
|Si
 
2
O
 
7
]
 
2
9.BE.70Maoniupingite-(Ce)
(REE,Ca)
 
4
(Fe
3+
 
,Ti,Fe
2+
 
,[])(Ti,Fe
3+
 
,Fe
2+
 
,Nb)
 
4
[O
 
4
|Si
 
2
O
 
7
]
 
2
9.BE.70Perrierite-(La)
(La,Ce, Ca)
 
4
(Fe,Mn
2+
 
,Mg)(Ti,Fe)
 
4
[O
 
4
|Si
 
2
O
 
7
]
 
2
9.BE.72Fersmanite
(Ca,Na)
 
4
(Ti,Nb)
 
2
Si
 
2
O
 
11
(F,OH)
 
2
9.BE.75Belkovite
Ba
 
3
(Nb,Ti)
 
6
[O
 
6
|Si
 
2
O
 
7
]
 
2
9.BE.77Nasonite
Pb
 
6
Ca
 
4
[Cl
 
2
|(Si
 
2
O
 
7
)
 
3
]
9.BE.80Kentrolite
Pb
 
2
Mn
3+
2
[O
 
2
|Si
 
2
O
 
7
]
9.BE.80Melanotekite
Pb
 
2
Fe
3+
2
[O
 
2
|Si
 
2
O
 
7
]
9.BE.82Tilleyite
Ca
 
5
[(CO
 
3
)
 
2
|Si
 
2
O
 
7
]
9.BE.85Killalaite
Ca
 
3
[Si
 
2
O
 
7
] · 0.5H
 
2
O
9.BE.87Stavelotite-(La)
(La,Nd,Ca)
 
3
Mn
2+
3
Cu(Mn
3+
 
,Fe
3+
 
,Mn
4+
 
)
 
26
[O
 
5
|Si
 
2
O
 
7
]
 
6
9.BE.90Biraite-(Ce)
Ce
 
2
Fe
2+
 
[CO
 
3
|Si
 
2
O
 
7
]
Related Minerals - Hey's Index Grouping:

- +
17.7.1Suzukiite
BaVSi
 
2
O
 
7
17.7.2Franciscanite
Mn
3+
6
V
5+
0.5
[(O,OH)
 
3
|SiO
 
4
]
17.7.3Kurumsakite
(Zn,Ni,Cu)
 
8
Al
 
8
V
 
2
Si
 
5
O
 
35
·27H
 
2
O (or near)
17.7.4Ardennite-(As)
Mn
2+
4
[(Al,Mg)
 
6
][(OH)
 
6
|(AsO
 
4
,VO
 
4
)|(SiO
 
4
)
 
2
|Si
 
3
O
 
10
]
17.7.5Medaite
(Mn,Ca)
 
6
(V,As)Si
 
5
O
 
18
OH
17.7.6Johninnesite
Na
 
2
Mg
 
5
Mn
 
12
As
 
2
Si
 
12
O
 
43
(OH)
 
6
17.7.7Tiragalloite
Mn
 
4
AsSi
 
3
O
 
12
(OH)
17.7.8Dixenite
CuMn
2+
14
Fe
2+
 
[(OH)
 
6
|(AsO
 
3
)
 
5
|AsO
 
4
|(SiO
 
4
)
 
2
]
17.7.9Asbecasite
Ca
 
3
(Ti,Sn
4+
 
)Be
 
2
[(AsO
 
3
)
 
3
|SiO
 
4
]
 
2
17.7.10Mcgovernite
(Mn,Mg,Zn)
 
273
As
3+
~12
As
5+
~30
Si
 
~42
O
 
324
(OH)
 
252
17.7.11Kraisslite
(Mn
2+
 
,Mg)
 
24
Zn
 
4
[(OH)
 
12
|(AsO
 
4
)
 
4
|(SiO
 
4
)
 
8
]
17.7.12Schallerite
(Mn,Fe)
 
16
Si
 
12
As
 
3
O
 
36
(OH)
 
17
17.7.13Nelenite
(Mn,Fe)
 
16
Si
 
12
As
 
3
O
 
36
(OH)
 
17
17.7.14Kolicite
Mn
2+
7
Zn
 
4
[(OH)
 
8
|(AsO
 
4
)
 
2
|(SiO
 
4
)
 
2
]
17.7.15Yeatmanite
Mn
2+
7
Zn
 
8
Sb
5+
2
[O
 
3
|SiO
 
4
]
 
4
17.7.16Welshite
Ca
 
4
Mg
 
9
Sb
 
3
O
 
4
[Si
 
6
Be
 
3
AlFe
 
2
O
 
36
]
17.7.17Katoptrite
(Mn
2+
 
,Mg)
 
13
(Al,Fe
3+
 
)
 
4
Sb
5+
2
[O
 
10
|SiO
 
4
]
 
2
17.7.18Parwelite
Mn
 
10
Sb
 
2
As
 
2
Si
 
2
O
 
24
17.7.19Långbanite
(Mn
2+
 
,Ca)
 
4
(Mn
3+
 
,Fe
3+
 
)
 
9
Sb
5+
 
[O
 
8
|SiO
 
4
]
 
2
17.7.20Chapmanite
Fe
3+
2
Sb
3+
 
[OH|(SiO
 
4
)
 
2
]

Other Names for Cervandonite-(Ce)

Synonyms:
CervandoniteIMA1986-044
Other Languages:
German:Cervandonit
Spanish:Cervandonita

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 Cervandonite-(Ce)

Reference List:Armbruster, T., Bühler, C., Graeser, St., Stalder, H. A. & Amthauer, G. (1988): Cervandonite-(Ce), (Ce,Nd,La)(Fe3+,Fe2+,Ti4+,Al)3SiAs(Si,As)O13, a new Alpine fissure mineral. Schweiz. Mineral. Petrogr. Mitt., 68, 125-132.
[American Mineralogist: 75: 932 (abstract)].
Demartin, F. and C.M.Gramaccioli (2008): The crystal structure of Cervandonite-(Ce), an interesting example of As3+ -> Si diadochy: Canadian Mineralogist 46,423-430(2008)

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Internet Links for Cervandonite-(Ce)

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    Localities for Cervandonite-(Ce)

    (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.
    Italy
     
    • Piedmont
      • Verbano-Cusio-Ossola Province
        • Ossola Valley
          • Baceno
            • Devero Alp (Devero Valley; Val Devero)
    		Stalder, H.A. (1987): Eine neue Mineralart entdeckt, Cervandonit – Funde in Italien und in der Schweiz. Berner Zeitung, 26 mars 1987, 47; Armbruster, T., Bühler, C., Graeser, S., Stalder, H.A., Amthauer, G. (1988): Cervandonite-(Ce), (Ce,Nd,La)(Fe3+,Fe2+Ti,Al)3SiAs(Si,As)O13, a new Alpine fissure mineral. Schweizerische Mineralogische und Petrographische Mitteilungen, 68, 125-132; Frey, A., Margot, C., Mumenthaler, T. (1988): Cervandonite-(Ce), une nouvelle espèce minérale de la région du Cherbadung (CH) / P. Cervandone (I). Schweizer Strahler, 1988, 125-132; Graeser, S. (1989): Gasparite-(Ce) e Cervandonite-(Ce), due nuovi minerali della regione Cervandone/Cherbandung. Rivista Mineralogica Italiana, 1989, 151-156; [MinRec 23:435, 21:489]
    Switzerland
     
    • Wallis (Valais)
      • Binn Valley
        • Kriegalp Valley (Chriegalp Valley)
    		Armbruster, T., Bühler, C., Graeser, S., Stalder, H.A., Amthauer, G. (1988): Cervandonite-(Ce), (Ce,Nd,La)(Fe3+,Fe2+Ti,Al)3SiAs(Si,As)O13, a new Alpine fissure mineral. Schweizerische Mineralogische und Petrographische Mitteilungen, 68, 125-132
        • Lercheltini (Lärcheltini) area
    		[MinRec 27:302]
    Mineral and/or Locality
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