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Aluminocerite-(Ce)

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Big Photo

Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia
© Pavel M. Kartashov

Show Aluminocerite-(Ce) Photos (17)



Formula:
(Ce,La,Ca)
 
9
(Al,Fe
3+
 
)(SiO
 
4
)
 
3
(HSiO
 
4
)
 
4
(OH)
 
3
System:TrigonalColour:Pale pink to reddish pink
Hardness:5
Name:Al dominant cerite-(Ce)


Cerite Group.

Classification of Aluminocerite-(Ce)

IMA status:Approved 2007
Nickel-Strunz 10th (pending) edition ID:9.AG.20

9 : SILICATES (Germanates)
A : Nesosilicates
G : Nesosilicates with additional anions; cations in > [6] +- [6] coordination
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Type Occurrence of Aluminocerite-(Ce)

Co-type Localities:Ratti quarry (Scala dei Ratti quarry), Feriolo, Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
Seula mine (ex Montecatini quarry), Mount Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy

Physical Properties of Aluminocerite-(Ce)

Lustre:Vitreous
Diaphaneity (Transparency):Translucent
Colour:Pale pink to reddish pink
Streak:White
Hardness (Mohs):5
Tenacity:Brittle
Cleavage:None Observed
Fracture:None observed
Density (calculated):4.675 g/cm3

Crystallography of Aluminocerite-(Ce)

Crystal System:Trigonal
Class (H-M):3m - Ditrigonal Pyramidal
Space Group:R3c
Cell Parameters:a = 10.645Å, c = 38.019Å
Ratio:a:c = 1 : 3.572
Unit Cell Volume:V 3,730.98 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
d-spacingIntensity
3.405 (27)
3.250 (26)
2.914 (100)
2.647 (58)
2.198 (40)
1.923 (34)
1.750 (46)
1.732 (34)

Optical Data of Aluminocerite-(Ce)

Type:Uniaxial (+)
RI values: nω = 1.810 - 1.816 nε = 1.812 - 1.816
Maximum Birefringence:δ = 0.002

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

Chemical Properties of Aluminocerite-(Ce)

Formula:
(Ce,La,Ca)
 
9
(Al,Fe
3+
 
)(SiO
 
4
)
 
3
(HSiO
 
4
)
 
4
(OH)
 
3
Essential elements:Al, Ce, H, O, Si
All elements listed in formula:Al, Ca, Ce, Fe, H, La, O, Si

Relationship of Aluminocerite-(Ce) to other Species

Structurally related to group(s):
Cerite Group
Related Minerals - Nickel-Strunz Grouping):

- +
9.AG.05Abswurmbachite
CuMn
3+
6
(SiO
 
4
)O
 
8
9.AG.05Braunite
Mn
2+
 
Mn
3+
6
(SiO
 
4
)O
 
8
9.AG.05Neltnerite
CaMn
3+
6
(SiO
 
4
)O
 
8
9.AG.05Braunite-II
CaMn
3+
14
(SiO
 
4
)O
 
20
9.AG.10Långbanite
(Mn
2+
 
,Ca)
 
4
(Mn
3+
 
,Fe
3+
 
)
 
9
Sb
5+
 
(SiO
 
4
)
 
2
O
 
16
9.AG.15Malayaite
CaSn(SiO
 
4
)O
9.AG.15Titanite
CaTi(SiO
 
4
)O
9.AG.15Vanadomalayaite
CaV
4+
 
(SiO
 
4
)O
9.AG.20Cerite-(Ce)
(Ce,Ca)
 
9
(Fe,Mg)(SiO
 
4
)
 
3
(HSiO
 
4
)
 
4
(OH)
 
3
9.AG.20Cerite-(La)
(La,Ce,Ca)
 
9
(Fe,Ca,Mg)(SiO
 
4
)
 
3
(HSiO
 
4
)
 
4
(OH)
 
3
9.AG.25Trimounsite-(Y)
Y
 
2
Ti
 
2
(SiO
 
4
)O
 
5
9.AG.25Yftisite-(Y)
(Y,Dy,Er)
 
4
(Ti,Sn)(SiO
 
4
)
 
2
O(F,OH)
 
6
9.AG.30Sitinakite
KNa
 
2
Ti
 
4
(SiO
 
4
)
 
2
O
 
5
(OH) · 4H
 
2
O
9.AG.35Kittatinnyite
Ca
 
2
Mn
 
2
Mn(SiO
 
4
)
 
2
(OH)
 
4
 · 9H
 
2
O
9.AG.40aNatisite
Na
 
2
Ti(SiO
 
4
)O
9.AG.40bParanatisite
Na
 
2
Ti(SiO
 
4
)O
9.AG.45Törnebohmite-(Ce)
(Ce,La)
 
2
Al(SiO
 
4
)
 
2
(OH)
9.AG.45Törnebohmite-(La)
(La,Ce)
 
2
Al(SiO
 
4
)
 
2
(OH)
9.AG.50Kuliokite-(Y)
Y
 
4
Al(SiO
 
4
)
 
2
(OH)
 
2
F
 
5
9.AG.55Chantalite
CaAl
 
2
(SiO
 
4
)(OH)
 
4
9.AG.60Mozartite
CaMn
3+
 
(SiO
 
4
)(OH)
9.AG.60Vuagnatite
CaAl(SiO
 
4
)(OH)
9.AG.65Hatrurite
Ca
 
3
(SiO
 
4
)O
9.AG.70Jasmundite
Ca
 
11
(SiO
 
4
)
 
4
O
 
2
S
9.AG.75Afwillite
Ca
 
3
(HSiO
 
4
)
 
2
 · 2H
 
2
O
9.AG.80Bultfonteinite
Ca
 
2
(HSiO
 
4
)F · H
 
2
O
9.AG.85Zoltaiite
BaV
4+
2
V
3+
12
(SiO
 
4
)
 
2
O
 
19
9.AG.90Tranquillityite
(Fe
2+
 
,Ca)
 
8
(Zr,Y)
 
2
Ti
 
3
(SiO
 
4
)
 
3
O
 
4

Other Names for Aluminocerite-(Ce)

Synonyms:
IMA2007-060
Other Languages:

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 Aluminocerite-(Ce)

Reference List:

- +
American Mineralogist, Volume 94, pages 487–493, 2009

Internet Links for Aluminocerite-(Ce)

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    • Localities for Aluminocerite-(Ce)

    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.
    Hide Locality List
    (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
      • Cuneo Province
        • Bagnolo Piemonte
          • Ortieul
    		G. Blass EDX + PXRD (M.E. Ciriotti 30.06.2010)
      • Verbano-Cusio-Ossola Province
        • Baveno
          • Feriolo
    		Nestola, F., Guastoni, A., Cámara, F., Secco, L., Dal Negro, A., Pedron, D., Beran, A. (2009): Aluminocerite-(Ce): A new species from Baveno, Italy: Description and crystal-structure determination. American Mineralogist, 94, 487-493
          • Oltrefiume
            • Mount Camoscio
    		American Mineralogist, Volume 94, pages 487–493, 2009
    Mongolia
     
    • Hovd Aimag (Khovd Aimag)
      • Altai Mts
        • Khaldzan Buragtag massif
    		Pavel M. Kartashov analytical data
    Norway
     
    • Nordland
      • Hamarøy
    		Pers. comm. Gunnar Raade, Håkon Austrheim & Per Chr. Sæbø 16.07.1990
    Russia
     
    • Eastern-Siberian Region
      • Prebaikalia (Pribaikal'e)
        • Irkutskaya Oblast'
          • Vitim Plateau
            • Biraya and Bya Rivers confluence area (Chara Basin)
    		A.A. Konev analytical data
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Afrikanda
    		Excalibur Minerals
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2011. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 18th Jun 2011 12:40:00
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