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Manaevite-(Ce)

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About Manaevite-(Ce)Hide

Formula:
Ca11(Ce,H2O,Ca)8Mg(Al,Fe)4(Mg,Ti,Fe3+)8[Si2O7]4[(SiO4)8(H4O4)2](OH)9
Crystal System:
Tetragonal
First group member with essential REE (rare earth elements) and hydrogarnet-like H4O4 substitution of the orthosilicate group.

Chemically related to dissakisite-(Ce), dollaseite-(Ce), gatelite-(Ce), västmanlandite-(Ce), and somewhat to khristovite-(Ce) and some unnamed species.


Classification of Manaevite-(Ce)Hide

Approved, Pending publication

Chemical Properties of Manaevite-(Ce)Hide

Formula:
Ca11(Ce,H2O,Ca)8Mg(Al,Fe)4(Mg,Ti,Fe3+)8[Si2O7]4[(SiO4)8(H4O4)2](OH)9

Crystallography of Manaevite-(Ce)Hide

Crystal System:
Tetragonal
Class (H-M):
4/mmm (4/m 2/m 2/m) - Ditetragonal Dipyramidal
Space Group:
P4/nnc
Cell Parameters:
a = 15.925(1) Å, c = 11.966(1) Å
Ratio:
a:c = 1 : 0.751
Unit Cell V:
3,034.64 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
5.98(27)
4.61(30)
3.289(31)
2.991(100)
2.787(95)
2.636(81)
2.503(47)
1.659(25)

Type Occurrence of Manaevite-(Ce)Hide

Place of Conservation of Type Material:
Collections of the (1) Fersman Mineralogical Museum, Russian Academy of Sciences, Leninskiy Prospekt 18-2, Moscow 119071, Russia, registration number 5075/1; (2) the Mineralogical Museum of St. Petersburg State University, St. Petersburg, Russia, registra

Synonyms of Manaevite-(Ce)Hide

Relationship of Manaevite-(Ce) to other SpeciesHide

Other Members of this group:
AlumovesuvianiteCa19Al(Al10Mg2)Si18O69(OH)9Tet. 4/m : P4/n
CyprineCa19Cu2+(Al10Mg2)Si18O68(OH)10Tet. 4/m : P4/n
FluorvesuvianiteCa19(Al,Mg,Fe2+)13(Si2O7)4(SiO4)10O(F,OH)9Tet. 4/mmm (4/m 2/m 2/m)
HongheiteCa19Fe2+Al4(Fe3+,Mg,Al)8(◻,B)4BSi18O69(O,OH)9Tet. 4/mmm (4/m 2/m 2/m) : P4/nnc
MagnesiovesuvianiteCa19Mg(Al10Mg2)(Si2O7)4(SiO4)10(OH)10Tet. 4/m : P4/n
ManganvesuvianiteCa19Mn3+(Al,Mn3+,Fe3+)10(Mg,Mn2+)2(Si2O7)4(SiO4)10O(OH)9Tet. 4/m : P4/n
MilanriederiteCa19Fe3+Al4(Mg4Al4)Si18O67(OH)11Tet. 4/mmm (4/m 2/m 2/m) : P4/nnc
Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10Tet. 4/mmm (4/m 2/m 2/m) : P4/nnc
WiluiteCa19(Al,Mg)13(B,☐,Al)5(Si2O7)4(SiO4)10(O,OH)10Tet. 4/mmm (4/m 2/m 2/m) : P4/nnc

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Manaevite-(Ce)Hide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Moiseev, M.M., Panikorovskii, T.L., Aksenov, S.M., Mazur, A.S., Mikhailova, J.A., Yakovenchuk, V.N., Bazai, A.V., Ivanyuk, G.Y., Agakhanov, A.A., Shilovskikh, V.V., Pekov, I.V., Kasatkin, A.V., Rusakov, V.S., Yapaskurt, V.O., Karpenko, V.Y. and Krivovichev, S.V. (2018) Manaevite-(Ce), IMA 2018-046. CNMNC Newsletter No. 45, October 2018, page xxx; Mineralogical Magazine, 82, xxx-xxx; http://forum.amiminerals.it/viewtopic.php?f=5&t=14984

Internet Links for Manaevite-(Ce)Hide

Localities for Manaevite-(Ce)Hide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Russia (TL)
 
  • Murmansk Oblast
Moiseev, M.M., Panikorovskii, T.L., Aksenov, S.M., Mazur, A.S., Mikhailova, J.A., Yakovenchuk, V.N., Bazai, A.V., Ivanyuk, G.Y., Agakhanov, A.A., Shilovskikh, V.V., Pekov, I.V., Kasatkin, A.V., Rusakov, V.S., Yapaskurt, V.O., Karpenko, V.Y. and Krivovichev, S.V. (2018) Manaevite-(Ce), IMA 2018-046. CNMNC Newsletter No. 45, October 2018, page xxx; Mineralogical Magazine, 82, xxx-xxx; http://forum.amiminerals.it/viewtopic.php?f=5&t=14984
 
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