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Kupletskite-(Cs)

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About Kupletskite-(Cs)Hide

Formula:
Cs2NaMn2+7Ti2(Si4O12)2O2(OH)4F
Colour:
Brown
Lustre:
Vitreous
Hardness:
4
Crystal System:
Triclinic
Name:
In allusion to its composition, being the caesium-dominant analogue of kupletskite.
Astrophyllite Group.
Kupletskite-Kupletskite-(Cs) Series.
Originally named cesium kupletskite. The cesium analogue of Kupletskite.


Classification of Kupletskite-(Cs)Hide

Approved
9.DC.05

9 : SILICATES (Germanates)
D : Inosilicates
C : Inosilicates with branched 2-periodic single chains; Si2O6 + 2SiO3 Si4O12
69.1.1.3

69 : INOSILICATES Chains with Side Branches or Loops
1 : Chains with Side Branches or Loops with (P=2, and N=4, 2 branches)

Physical Properties of Kupletskite-(Cs)Hide

Vitreous
Colour:
Brown
Hardness:

Optical Data of Kupletskite-(Cs)Hide

Type:
Biaxial (+)
Dispersion:
r < v

Chemical Properties of Kupletskite-(Cs)Hide

Formula:
Cs2NaMn2+7Ti2(Si4O12)2O2(OH)4F
IMA Formula:
Cs2NaMn2+7Ti2Si8O26(OH)4F

Crystallography of Kupletskite-(Cs)Hide

Crystal System:
Triclinic

Type Occurrence of Kupletskite-(Cs)Hide

Synonyms of Kupletskite-(Cs)Hide

Other Language Names for Kupletskite-(Cs)Hide

Simplified Chinese:铯锰星叶石
Traditional Chinese:銫錳星葉石

Relationship of Kupletskite-(Cs) to other SpeciesHide

Other Members of this group:
Kupletskite(K,Na)3(Mn,Fe)7Ti2Si8O26(OH)4FTric.
NiobokupletskiteK2NaMn2+7(Nb,Ti)(Si4O12)2O2(OH)4(O,F)Tric. 1 : P1
Forms a series with:

Common AssociatesHide

Associated Minerals Based on Photo Data:
Genthelvite1 photo of Kupletskite-(Cs) associated with Genthelvite on mindat.org.
Leucosphenite1 photo of Kupletskite-(Cs) associated with Leucosphenite on mindat.org.
Betafite (of Hogarth 1977)1 photo of Kupletskite-(Cs) associated with Betafite (of Hogarth 1977) on mindat.org.
Microcline1 photo of Kupletskite-(Cs) associated with Microcline on mindat.org.
Quartz1 photo of Kupletskite-(Cs) associated with Quartz on mindat.org.
Aegirine1 photo of Kupletskite-(Cs) associated with Aegirine on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.DC.05AstrophylliteK2NaFe2+7Ti2Si8O28(OH)4FTric. 1 : P1
9.DC.05Hydroastrophyllite(H3O,K,Ca)3(Fe,Mn)5-65Ti2Si8(O,OH)31Tric.
9.DC.05Kupletskite(K,Na)3(Mn,Fe)7Ti2Si8O26(OH)4FTric.
9.DC.05LobanoviteK2Na(Fe2+4Mg2Na)Ti2(Si4O12)2O2(OH)4Mon. 2/m : B2/m
9.DC.05Niobophyllite(K,Na)3(Fe,Mn)6(Nb,Ti)2Si8(O,OH,F)31Tric.
9.DC.05ZircophylliteK2NaFe2+7Zr2(Si4O12)2O2(OH)4FTric.
9.DC.05NiobokupletskiteK2NaMn2+7(Nb,Ti)(Si4O12)2O2(OH)4(O,F)Tric. 1 : P1
9.DC.05NalivkiniteLi2Na(Fe2+,Mn2+)7Ti2Si8O26(OH)4FTric. 1 : P1
9.DC.05SveinbergeiteCa(Fe2+6Fe3+)Ti2(Si4O12)2O2(OH)5(H2O)4Tric. 1 : P1

Related Minerals - Dana Grouping (8th Ed.)Hide

69.1.1.1AstrophylliteK2NaFe2+7Ti2Si8O28(OH)4FTric. 1 : P1
69.1.1.2Kupletskite(K,Na)3(Mn,Fe)7Ti2Si8O26(OH)4FTric.
69.1.1.4Niobophyllite(K,Na)3(Fe,Mn)6(Nb,Ti)2Si8(O,OH,F)31Tric.
69.1.1.5ZircophylliteK2NaFe2+7Zr2(Si4O12)2O2(OH)4FTric.
69.1.1.5NalivkiniteLi2Na(Fe2+,Mn2+)7Ti2Si8O26(OH)4FTric. 1 : P1
69.1.1.6Hydroastrophyllite(H3O,K,Ca)3(Fe,Mn)5-65Ti2Si8(O,OH)31Tric.
69.1.1.6SveinbergeiteCa(Fe2+6Fe3+)Ti2(Si4O12)2O2(OH)5(H2O)4Tric. 1 : P1
69.1.1.7LobanoviteK2Na(Fe2+4Mg2Na)Ti2(Si4O12)2O2(OH)4Mon. 2/m : B2/m

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 Kupletskite-(Cs)Hide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Mineralogist: 57: 328.
Bayliss, P. (2007): Cesium kupletskite renamed kupletskite-(Cs). Mineralogical Magazine, 71, 365-367.

Internet Links for Kupletskite-(Cs)Hide

Localities for Kupletskite-(Cs)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
 
  • Urals Region
    • Southern Urals
      • Chelyabinsk Oblast'
Агаханов А.А., Пеков И.В., Паутов Л.А., Карпенко В.Ю., Нишанбаев Т.П., Сийдра О.И., Рассомахин М.А. (2015). Цезийкуплетскит из амазонитового пегматита Ильменских гор - вторая находка в мире. Онтогения, филогения, система минералогии. Мат-лы Всероссийской конференции. Миасс: Ин-т Минералогии УрО РАН, 58-63.
Tajikistan (TL)
 
  • Region of Republican Subordination
    • Tien Shan Mtn
      • Alai Range (Alayskiy)
www.koeln.netsurf.de/~w.steffens/dara.htm; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Mineral and/or Locality  
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