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Zirsilite-(Ce)

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Formula:
(Na,◻)12(Ce,Na)3Ca6Mn3Zr3NbSi25O73(OH)3(CO3) · H2O
System:
Trigonal
Colour:
Creamy white, yellow or ...
Lustre:
Greasy
Hardness:
5
Member of:
Name:
Named after its chemical composition containing Zirconium (Zr), Silicon (Si) and Cerium (Ce).
Ce-dominant analogue of carbokentbrooksite. Unique combination of elements.


Classification of Zirsilite-(Ce)

Approved
Approval Year:
2002
First Published:
2003
9.CO.10

9 : SILICATES (Germanates)
C : Cyclosilicates
O : [Si9O27]18- 9-membered rings
64.1.5.

64 : CYCLOSILICATES Rings with Other Anions and Insular Silicate Groups
1 : Rings with Other Anions and Insular Silicate Groups with mixed ring types

Physical Properties of Zirsilite-(Ce)

Greasy
Diaphaneity (Transparency):
Transparent
Colour:
Creamy white, yellow or orange
Comment:
The more yellow colours could derive from intergrown carbokentbrooksite (Khomyakov et al., 2003)
Streak:
white
Hardness (Mohs):
5
Tenacity:
Brittle
Cleavage:
Poor/Indistinct
on {0001}, imperfect on {110}
Fracture:
Irregular/Uneven
Density:
3.15 g/cm3 (Measured)    

Chemical Properties of Zirsilite-(Ce)

IMA Formula:
(Na,◻)12(Ce,Na)3Ca6Mn3Zr3NbSi25O73(OH)3(CO3) · H2O
Elements listed in formula:

Crystallography of Zirsilite-(Ce)

Crystal System:
Trigonal
Class (H-M):
3m - Ditrigonal Pyramidal
Space Group:
R3m
Space Group Setting:
R3m
Cell Parameters:
a = 14.25 Å, c = 30.07 Å
Ratio:
a:c = 1 : 2.11
Unit Cell Volume:
V 5,288.03 ų (Calculated from Unit Cell)
Morphology:
Masses
X-Ray Powder Diffraction Data:
d-spacingIntensity
3.22 (100)
2.98 (95)
2.85 (65)

Occurrences of Zirsilite-(Ce)

Paragenetic Mode(s):

Type Occurrence of Zirsilite-(Ce)

General Appearance of Type Material:
As zonal rhombohedral crystals up to 1-2 сm across with the core composed of carbokentbrooksite and the rim of zirsilite-(Ce)
Geological Setting of Type Material:
In quartz core of a zonal pegmatite.

Relationship of Zirsilite-(Ce) to other Species

Member of:
Other Members of Group:
AlluaiviteNa19(Ca,Mn)6(Ti,Nb)3Si26O74Cl · 2H2O
AndrianoviteNa12(K,Sr,Ce)3Ca6Mn3Zr3Nb(Si25O73)(O,H2O,OH)5
Aqualite(H3O)8(Na,K,Sr)5Ca6Zr3Si26O66(OH)9Cl
CarbokentbrooksiteNa11-12(Na,Ce)3Ca6Mn3Zr3Nb[(OH)3|CO3|(Si3O9)2|(Si9O27)2SiO] · H2O
DavinciiteNa12K3Ca6Fe32+Zr3(Si26O73OH)Cl2
DualiteNa30(Ca,Na,Ce,Sr)12(Na,Mn,Fe,Ti)6Zr3Ti3Mn[Si51O144](OH,H2O,Cl)9
EudialyteNa15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
FeklicheviteNa11Ca9(Fe3+,Fe2+)2Zr3Nb[Si25O73](OH,H2O,Cl,O)5
FengchengiteNa123(Ca,Sr)6Fe33+ Zr3Si(Si25O73)(H2O,OH)3(OH,Cl)2
FerrokentbrooksiteNa15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2
GeorgbarsanoviteNa12(Mn,Sr,REE)3Ca6Fe32+Zr3NbSi25O76Cl2·H2O
GolysheviteNa10Ca3Ca6Zr3Fe2SiNb(Si3O9)2(Si9O27)2CO3(OH)3 · H2O
Hydrorastsvetaevite(Na11(H3O)11K6(H2O)1.5Sr)Ca12Fe3Na2MnZr6Si52O144(OH)4.5Cl3.5
Ikranite(Na,H3O)15(Ca,Mn2+)6Fe23+Zr3-4[Cl|(H0-3Si3O9)2|{(Si9O27)2,(Si9O27)2SiO}] · 2-3H2O
Ilyukhinite(H3O,Na)14Ca6Mn2Zr3Si26O72(OH)2·3H2O
Johnsenite-(Ce)Na12Ce3Ca6Mn3Zr3WSi25O73(CO3)(OH)2
Kentbrooksite(Na,REE)15(Ca,REE)6(Mn2+,Fe2+)3Zr3Nb[Si25O74]F2 · 2H2O
KhomyakoviteNa12Sr3Ca6Fe3Zr3W[Si25O73](O,OH,H2O)3(OH,Cl)2
Labyrinthite(Na,K,Sr)35Ca12Fe3Zr6TiSi51O144(O,OH,H2O)9Cl3
ManganoeudialyteNa14Ca6Mn3Zr3[Si26O72(OH)2](H2O,Cl,O,OH)6
ManganokhomyakoviteNa12Sr3Ca6Mn3Zr3W[Si25O73](O,OH,H2O)3(OH,Cl)2
MogoviditeNa9(Ca,Na)12Fe2Zr3Si25O72(CO3) (OH)4
OneilliteNa15Ca3Mn3Fe32+Zr3Nb(Si25O73)(O,OH,H2O)3(OH,Cl)2
RaslakiteNa15Ca3Fe32+(Na,Zr)3Zr3Nb<0.5[(Cl,OH)|(Si3O9)2|(Si9O27)2SiO] · 3(OH,H2O)
RastsvetaeviteNa27K8Ca12Fe3Zr6Si52O144(O,OH,H2O)6Cl2
TaseqiteNa12Sr3Ca6Fe3Zr3Nb[Cl2|(Si3O9)2|(Si9O27)2SiO] · 3(O,OH,H2O)
UM1971-22-SiO:CaClFeHMgMnNaNbZrNa12Ca5(Ce,La,Y,Ca)Zr3(Zr,Nb)(Fe,Mn)3[Si9O24-26(OH)1-3]2[Si3O9]2Cl
UM1990-79-SiO:CaClFeHMnNaNbREEZrNa14Ca5(Mg,Ca,Mn)Zr3(Si3O9)2(Si9O27)2(Si,Nb,Al,Zr)2(Fe,Zr)3(Mn,Na,Ce,La,Y)(Na,H2O,K,Sr)(OH)4-5(OH,Cl)
UM1990-80-SiO:CaFeHMnNaNbREEZrNa14Ca4(Mn,Ca)2Zr3(Si3O9)2(Si9O27)2(Si,Nb,Al,Zr)2(Fe,Mn,Al,Ti)3(Na,Ce,La,Y,Mn)(Na,H2O,K,Sr)(OH)7-8
UM1998-21-SiO:CaCeClHMnNaZrNa16Ca6(Mn,Ce)3Zr3(Si3O9)2(Si9O27)2(OH,Cl)4
UM1999-36-SiO:CaCeHMnNaNbSrZrNa17(Ca,Ce,Sr)2Mn3(Zr,Nb)4Si25O73(O,OH,F,Cl)5
UM2000-66-SiO:CaClFeHMnNaNbSrZrNa12(Ca,Mn)6(Sr,Na,K)3(Fe,Mn)3(Zr,Nb)4Si25O66(OH,Cl)11
UM2003-39-SiO:CaClFeHHfNaNbSrTaTiZrNa12(Na,K,Mn,Sr)2Ca5(Ca,Mn)(Zr,Hf)3(Fe,◻,Ta)3(Si,Nb,W)(Si,Al,Ti)Si24O72(OH,O)3.5Cl•1.2H2O
UM2004-51-SiO:CaClFFeHNaNbTiNa16Ca6(Fe,Mn)3Zr3(Ti,Nb)Si26O72FCl0.5•nH2O
UM2006-17-SiO:CaClFFeHMnNaZrNa15(Ca3Mn3)Zr3(Fe,Zr)3SiSi(Si3O9)2(Si9O27)2O2(OH,F,Cl)3•2H2O
UM2006-18-SiO:CaClFFeHMnNaZrNa15Ca3(Mn,Fe)3Zr3(Zr,Na)3(Si,Nb)(S,Ti,Si)(Si3O9)2(Si9O27)2(O,OH)5(Cl,F,H2O)
UM2006-28-SiO:CaHMnNaZrNa33Ca12Zr6Mn3(Mn,Nb,Ti)2Si50O132(O,OH)12(OH,H2O,Cl)10
Unnamed (Eudialyte 3248)Na29Ca12Zr6[Si48O132(O,OH)12]{[Na]4[Si]2}{[Mn]3[Mn,Nb,Ti]2}(OH,H2O,Cl)10
Unnamed (Hydrated Hydrous Na-Ca-Mn-Fe-Zr-Ti Silicate Chloride)Na37Ca10Mn2FeZr6Si50(Ti,Nb)2O144(OH)5Cl3·H2O
VoronkoviteNa15(Na,Ca,Ce)3(Mn,Ca)3Fe3Zr3Si26O72(OH,O)4Cl · H2O
9.CO.10AlluaiviteNa19(Ca,Mn2+)6(Ti,Nb)3Si26O74Cl · 2H2O
9.CO.10EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
9.CO.10FerrokentbrooksiteNa15Ca6Fe32+Zr3Nb(Si25O73)(O,OH,H2O)3(F,Cl)2
9.CO.10Kentbrooksite(Na,REE)15(Ca,REE)6Mn3Zr3NbSi25O73(O,OH,H2O)3(F,Cl)2
9.CO.10KhomyakoviteNa12Ca6Sr3Fe3WZr3(Si25O73)(O,OH,H2O)3(Cl,OH)2
9.CO.10ManganokhomyakoviteNa12Ca6Sr3Mn32+WZr3(Si25O73)(O,OH,H2O)3(Cl,OH)2
9.CO.10OneilliteNa15Ca3Mn3Fe3Zr3Nb(Si25O73)(O,OH,H2O)3(OH,Cl)2
9.CO.10RaslakiteNa15Ca3Fe3(Na,Zr)3Zr3(Si,Nb)Si25O73(OH,H2O)3(Cl,OH)
9.CO.10FeklicheviteNa11Ca9(Fe3+,Fe2+)2Zr3Nb(Si25O73)(OH,H2O,Cl,O)5
9.CO.10Carbokentbrooksite(Na,◻)12(Na,Ce)3Ca6Mn3Zr3NbSi25O73(OH)3(CO3) · H2O
9.CO.10Ikranite(Na,H3O)15(Ca,Mn,REE)6Fe23+Zr3Si24O66(O,OH)6Cl · nH2O
9.CO.10TaseqiteNa12Sr3Ca6Fe3Zr3NbSi25O73(O,OH,H2O)3Cl2
9.CO.10RastsvetaeviteNa27K8Ca12Fe3Zr6Si52O144(OH,O)6Cl2
9.CO.10GolysheviteNa10Ca9Zr3Fe2SiNb(Si3O9)2(Si9O27)2(OH)3(CO3) · H2O
9.CO.10Labyrinthite(Na,K,Sr)35Ca12Fe3Zr6TiSi51O144(O,OH,H2O)9Cl3
9.CO.10Johnsenite-(Ce)Na12Ce3Ca6Mn3Zr3WSi25O73(CO3)(OH)2
9.CO.10MogoviditeNa9(Ca,Na)12Fe2Zr3Si25O72(CO3)(OH)4
9.CO.10GeorgbarsanoviteNa12(Mn,Sr,REE)3Ca6Fe32+Zr3NbSi25O76Cl2 · H2O
9.CO.10Aqualite(H3O)8(Na,K,Sr)5Ca6Zr3Si26O66(OH)9Cl
9.CO.10DualiteNa30(Ca,Na,Ce,Sr)12(Na,Mn,Fe,Ti)6Zr3Ti3MnSi51O144(OH,H2O,Cl)9
9.CO.10AndrianoviteNa12(K,Sr,Ce)3Ca6Mn3Zr3NbSi25O73(O,H2O,OH)5
9.CO.10VoronkoviteNa15(Na,Ca,Ce)3(Mn,Ca)3Fe3Zr3Si26O72(OH,O)4Cl · H2O
9.CO.10UM1999-36-SiO:CaCeHMnNaNbSrZrNa17(Ca,Ce,Sr)2Mn3(Zr,Nb)4Si25O73(O,OH,F,Cl)5
9.CO.10UM2000-66-SiO:CaClFeHMnNaNbSrZrNa12(Ca,Mn)6(Sr,Na,K)3(Fe,Mn)3(Zr,Nb)4Si25O66(OH,Cl)11
9.CO.10ManganoeudialyteNa14Ca6Mn3Zr3[Si26O72(OH)2]Cl2 · 4H2O
9.CO.10UM1990-78-SiO:CaClFeHKNaZr(H3O)7(Na,K)5(Ca,Sr,Mn)6Zr3[Si3O7(O,OH)2]2[Si9O23(O,OH)4]2[SiNaFe(Zr,Ti,Al,Nb)□]Cl1.5(O,OH)
9.CO.10UM1990-79-SiO:CaClFeHMnNaNbREEZrNa14Ca5(Mg,Ca,Mn)Zr3(Si3O9)2(Si9O27)2(Si,Nb,Al,Zr)2(Fe,Zr)3(Mn,Na,Ce,La,Y)(Na,H2O,K,Sr)(OH)4-5(OH,Cl)
9.CO.10UM1971-22-SiO:CaClFeHMgMnNaNbZrNa12Ca5(Ce,La,Y,Ca)Zr3(Zr,Nb)(Fe,Mn)3[Si9O24-26(OH)1-3]2[Si3O9]2Cl
9.CO.10UM1998-21-SiO:CaCeClHMnNaZrNa16Ca6(Mn,Ce)3Zr3(Si3O9)2(Si9O27)2(OH,Cl)4

Other Names for Zirsilite-(Ce)

Name in Other Languages:
Simplified Chinese:碳铈异性石
Traditional Chinese:碳鈰異性石

Other Information

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 Zirsilite-(Ce)

Reference List:
Khomyakov, A.P., Dusmatov, V.D., Ferraris, G., Gula, A., Ivaldi, G., and Nechelyustov, G.N. (2003) Zirsilite-(Ce), (Na,◻)12(Ce,Na)3Ca6Mn3Zr3Nb(Si25O73(OH)3(CO3)·H2O, and carbokentbrooksite, (Na,◻)12(Na,Ce)3Ca6Mn3Zr3Nb(Si25O73)(OH)3(CO3)·H2O, two new eudialyte-group minerals from the Dara-i-Pioz alkaline massif, Tajikistan. Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 132(5): 40-51.

Lapis (2004): 29(2): 41. [abstract]

Larsen, A.O., Åsheim, A. and Gault, R. A. (2005): Minerals of the eudialyte group from the Sagåsen larvikite quarry, Porsgrunn, Norway. Norsk Bergverksmuseum Skrifter: 30: 58-62

Internet Links for Zirsilite-(Ce)

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https://www.mindat.org/min-25675.html
Please feel free to link to this page.

Localities for Zirsilite-(Ce)

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 for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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
 
  • Northwest Territories
    • Mackenzie District
      • Blachford Lake alkaline complex
        • Thor Lake syenite complex
MÖLLER, V. (2016) The Nature and origin of the Nechalacho Rare Metal Deposit (REE, Nb, Zr), Northwest Territories, Canada. Unpublished Ph.D. thesis, McGill University, Montreal. 409 p.
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
Grice, J.D. & Gault, R.A. (2006): Johnsenite-(Ce), a new member of the eudialyte group from Mont Saint-Hilaire, Quebec, Canada. Canadian Mineralogist 44:105-115
Norway
 
  • Telemark
    • Porsgrunn
      • Mørje
        • Sagåsen
Larsen, A.O., Åsheim, A. and Gault, R. A. (2005): Minerals of the eudialyte group from the Sagåsen larvikite quarry, Porsgrunn, Norway. Norsk Bergverksmuseum Skrifter 30: 58-62
Tajikistan (TL)
 
  • Region of Republican Subordination
    • Tien Shan Mtn
      • Alai Range (Alayskiy)
Khomyakov A P, Dusmatov V D, Ferraris G, Gula A, lvaldi G, Nechelyustov G N (2003) Zirsilite-(Ce), (Na, )12(Ce,Na)3Ca6Mn3Zr3Nb(Si25O73)(OH)3(CO)3·H2O and carbokentbrooksite (Na, )(Na,Ce)3Ca6Mn3Zr3Nb(Si25O73)(OH)3(CO)3·H2O - two new eudialyte group minerals from Dara-i-Pioz alkaline massif, Tajikista. Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 132, issue 5, 40-51
Mineral and/or Locality  
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