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Vanadoandrosite-(Ce)

Formula:
{Mn
2+
 
Ce}{V
3+
 
AlMn
2+
 
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
System:Monoclinic


Epidote Group

Classification of Vanadoandrosite-(Ce)

IMA status:Approved 2004
Strunz 8th edition ID:8/C.23-54
Nickel-Strunz 10th (pending) edition ID:9.BG.05

9 : SILICATES (Germanates)
B : Sorosilicates
G : Sorosilicates with mixed SiO4 and Si2O7 groups; cations in octahedral [6] and greater coordination
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Type Occurrence of Vanadoandrosite-(Ce)

Type Locality:Coustou Mine, Vielle Aure, Aure Valley, Hautes-Pyrénées, Midi-Pyrénées, France
Geological Setting of type material:Quartz-rhodochrosite-sulphide veinlets cross-cutting the rhodochrosite ore in greenschist-facies lower carboniferous radiolarite
Associated Minerals at type locality:
VuorelaineniteSpessartineRhodochrositeQuartzFriedelite
Chalcopyrite

Crystallography of Vanadoandrosite-(Ce)

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:P21/m (P1 1 21/m) [P21/m] {P1 21/m 1}
Cell Parameters:a = 8.856Å, b = 5.729Å, c = 10.038Å
β = 113.088°
Ratio:a:b:c = 1.546 : 1 : 1.752
Unit Cell Volume:V 468.5 ų
Z:2

Optical Data of Vanadoandrosite-(Ce)

Type:Biaxial
RI values: n = 1.82
Maximum Birefringence:δ = 0.000

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Very High
Pleochroism:Strong
Comments:yellow-brown < red-brown < dark greenish brown // b

Chemical Properties of Vanadoandrosite-(Ce)

Formula:
{Mn
2+
 
Ce}{V
3+
 
AlMn
2+
 
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
Essential elements:
All elements listed in formula:Al, Ce, H, Mn, O, Si, V
Common Impurities:Ca,REE

Relationship of Vanadoandrosite-(Ce) to other Species

Related Minerals - Nickel-Strunz Grouping):
9.BG.05Allanite-(Ce)
{CaCe}{Al
 
2
Fe
2+
 
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Allanite-(La)
{CaLa}{Al
 
2
Fe
2+
 
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Allanite-(Y)
{CaY}{Al
 
2
Fe
2+
 
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Clinozoisite
{Ca
 
2
}{Al
 
3
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Dissakisite-(Ce)
{CaCe}{Al
 
2
Mg}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Dollaseite-(Ce)
{CaCe}{MgAlMg}[F|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Epidote
{Ca
 
2
}{Al
 
2
Fe
3+
 
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Epidote-(Pb)
{CaPb}{Al
 
3
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Khristovite-(Ce)
{CaCe}{MgAlMn
2+
 
}[F|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Mukhinite
{Ca
 
2
}{Al
 
2
V
3+
 
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Piemontite
{Ca
 
2
}{Al
 
2
Mn
3+
 
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Piemontite-(Sr)
{CaSr}{Al
 
2
Mn
3+
 
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Manganiandrosite-(La)
{LaMn
2+
 
}{Mn
3+
 
AlMn
2+
 
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Tawmawite
Ca
 
2
(Al,Fe
3+
 
,Cr)
 
3
[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Manganipiemontite-(Sr)
{CaSr}{Mn
3+
 
AlMn
3+
 
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Ferriallanite-(Ce)
{CaCe}{Fe
3+
 
AlFe
2+
 
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Clinozoisite-(Sr)
CaSrAl
 
3
(Si
 
2
O
 
7
)(SiO
 
4
)O(OH)
9.BG.05Ferriepidote
9.BG.05Manganiandrosite-(Ce)
(Mn
2+
 
,Ca)(Ce,REE)AlMn
3+
 
Mn
2+
 
(Si
 
2
O
 
7
)(SiO
 
4
)O(OH)
9.BG.05Dissakisite-(La)
{CaLa}{Al
 
2
Mg}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05Androsite-(La)
9.BG.05Uedaite-(Ce)
{Mn
2+
 
Ce}{Al
 
2
Fe
2+
 
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.05IMA2006-055
CaSrAl
 
2
Fe
3+
 
(Si
 
2
O
 
7
)(SiO
 
4
)O(OH)
9.BG.10Zoisite
{Ca
 
2
}{Al
 
3
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.15Macfallite
Ca
 
2
(Mn
3+
 
,Al)
 
3
[(OH)
 
3
|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.15Sursassite
Mn
 
2
Al
 
3
[(OH)
 
3
|SiO
 
4
|Si
 
2
O
 
7
]
9.BG.20Julgoldite-(Fe2+)
Ca
 
2
(Fe
2+
 
,Mg)(Fe
3+
 
,Al)
 
2
[(OH)
 
2
|SiO
 
4
|Si
 
2
O
 
7
] · H
 
2
O
9.BG.20Okhotskite
Ca
 
8
(Mn,Mg)
 
4
(Mn,Al,Fe)
 
8
Si
 
12
O
 
56-n
(OH)
 
n
9.BG.20Pumpellyite-(Fe2+)
Ca
 
2
Fe
2+
 
Al
 
2
[(OH)
 
2
|SiO
 
4
|Si
 
2
O
 
7
] · H
 
2
O
9.BG.20Pumpellyite-(Fe3+)
Ca
 
2
(Fe
3+
 
,Mg,Fe
2+
 
)(Al,Fe
3+
 
)
 
2
[(OH,O)
 
2
|SiO
 
4
|Si
 
2
O
 
7
] · H
 
2
O
9.BG.20Pumpellyite-(Mg)
Ca
 
2
MgAl
 
2
[(OH)
 
2
|SiO
 
4
|Si
 
2
O
 
7
] · H
 
2
O
9.BG.20Pumpellyite-(Mn2+)
Ca
 
2
(Mn
2+
 
,Mg)(Al,Mn
3+
 
,Fe
3+
 
)
 
2
[(OH)
 
2
|SiO
 
4
|Si
 
2
O
 
7
] · H
 
2
O
9.BG.20Shuiskite
Ca
 
2
(Mg,Al)(Cr,Al)
 
2
[(OH)
 
2
|SiO
 
4
|Si
 
2
O
 
7
] · 2H
 
2
O
9.BG.20Julgoldite-(Fe3+)
Ca
 
2
(Fe
3+
 
,Mg)(Fe
3+
 
,Al)
 
2
[(OH,O)
 
2
|SiO
 
4
|Si
 
2
O
 
7
] · H
 
2
O
9.BG.20Pumpellyite-(Al)
Ca
 
2
(Al,Fe
2+
 
,Mg)Al
 
2
[(OH,O)
 
2
|SiO
 
4
|Si
 
2
O
 
7
] · H
 
2
O
9.BG.20Poppiite
Ca
 
2
(V
3+
 
,Fe
3+
 
,Mg)(V
3+
 
,Al)
 
2
[(OH,O)
 
2
|SiO
 
4
|Si
 
2
O
 
7
] · H
 
2
O
9.BG.20Julgoldite-(Mg)
Ca
 
2
(Mg,Fe
2+
 
)(Fe
3+
 
,Al)
 
2
[(OH)
 
2
|SiO
 
4
|Si
 
2
O
 
7
] · H
 
2
O
9.BG.25Ganomalite
Pb
 
9
Ca
 
5
Mn[O|SiO
 
4
|(Si
 
2
O
 
7
)
 
4
]
9.BG.30Rustumite
Ca
 
10
(Si
 
2
O
 
7
)
 
2
(SiO
 
4
)Cl
 
2
(OH)
 
2
9.BG.35Vesuvianite
Ca
 
10
(Mg,Fe)
 
2
Al
 
4
Si
 
9
O
 
34
(OH)
 
4
9.BG.35Wiluite
Ca
 
19
(Al,Mg,Fe,Ti)
 
13
(B,Al,[ ])
 
5
Si
 
18
O
 
68
(O,OH)
 
10
9.BG.35Manganvesuvianite
Ca
 
19
Mn(Al,Mn,Fe)
 
19
(Mg,Mn)
 
2
Si
 
18
O
 
69
(OH)
 
9
9.BG.35Fluorvesuvianite
Ca
 
19
(Al,Mg,Fe
2+
 
)
 
13
[(F,OH,O)
 
10
|(SiO
 
4
)
 
10
|(Si
 
2
O
 
7
)
 
4
]
9.BG.40Vyuntspakhkite-(Y)
Y
 
4
Al
 
3
Si
 
5
O
 
18
(OH)
 
5
9.BG.45Dellaite
Ca
 
6
Si
 
3
O
 
11
(OH)
 
2
9.BG.50Gatelite-(Ce)
CaCe
 
3
Al
 
2
(Al,Mg)(Mg,Fe
2+
 
,Al)[(O,F)|(OH,O)
 
2
|(SiO
 
4
)
 
3
|Si
 
2
O
 
7
]
9.BG.55Västmanlandite-(Ce)
Ca(Ce,La)
 
3
Al
 
2
Mg
 
2
 [F|(OH)
 
2
|(SiO
 
4
)
 
3
|Si
 
2
O
 
7
]

Other Names for Vanadoandrosite-(Ce)

Synonyms:
IMA2004-015
German names:
Vanadoandrosit-(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 Vanadoandrosite-(Ce)

Reference List:Cenki-Tok, B., Ragu, A., Armbruster, T., Chopin, C., Medenbach, O. (2006): New Mn- and rare-earth-rich epidote-group minerals in metacherts: manganiandrosite-(Ce) and vanadoandrosite-(Ce). European Journal of Mineralogy 18, 569-582.

Internet Links for Vanadoandrosite-(Ce)

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    Localities for Vanadoandrosite-(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.
    France
     
    • Midi-Pyrénées
      • Hautes-Pyrénées
        • Aure Valley
          • Vielle Aure
    		Chopin, F., Armbruster, Th., Cenki-Tok, B., Ragu, A. (2006): REE-bearing epidotes in Mn-rich systems: new compounds and fO2 controls. Geophysical Research Abstracts, 8, 08063
    Mineral and/or Locality
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