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Kalifersite

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Kalifersite

Rasvumchorr Mt, Khibiny Massif, Murmansk Oblast, Russia
Kalifersite, etc.

Rasvumchorr Mt, Khibiny Massif, Murmansk Oblast, Russia
Kalifersite

Rasvumchorr Mt, Khibiny Massif, Murmansk Oblast, Russia
Kalifersite, etc.

Rasvumchorr Mt, Khibiny Massif, Murmansk Oblast, Russia
Kalifersite

Rasvumchorr Mt, Khibiny Massif, Murmansk Oblast, Russia
Kalifersite, etc.

Rasvumchorr Mt, Khibiny Massif, Murmansk Oblast, Russia
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About KalifersiteHide

Formula:
(K,Na)5Fe3+7Si20O50(OH)6 · 12H2O
Lustre:
Silky
Hardness:
2
Crystal System:
Triclinic
Name:
For the chemical composition: KALIum (Potassium), FERrum (Iron), and SIlicium (Silicon).
Member of the palygorskite-sepiolite polysomatic series. Compare UM1990-86-SiO:AlFeHKMnNa.


Classification of KalifersiteHide

IMA status:
Approved
Strunz 8th ed.:
8/H.33-90
Nickel-Strunz 10th (pending) ed.:
9.EE.25

9 : SILICATES (Germanates)
E : Phyllosilicates
E : Single tetrahedral nets of 6-membered rings connected by octahedral nets or octahedral bands

Physical Properties of KalifersiteHide

Lustre:
Silky
Hardness:
2 on Mohs scale

Optical Data of KalifersiteHide

Type:
Biaxial (+)
RI values:
nα = 1.523 nβ = 1.525 nγ = 1.550
2V:
Measured: 30° , Calculated: 32°
Max Birefringence:
δ = 0.027
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
not discernible

Chemical Properties of KalifersiteHide

Formula:
(K,Na)5Fe3+7Si20O50(OH)6 · 12H2O
IMA Formula:
K5Fe3+7Si20O50(OH)6 · 12H2O
Elements listed:
Fe, H, K, Na, O, Si - search for minerals with similar chemistry

Crystallography of KalifersiteHide

Crystal System:
Triclinic

Type Occurrence of KalifersiteHide

Synonyms of KalifersiteHide

Other Language Names for KalifersiteHide

Relationship of Kalifersite to other SpeciesHide

Structurally related to group(s):
Sepiolite GroupRelated to the palygorskite group.

Common AssociatesHide

Associated Minerals Based on Photo Data:
Aegirine1 photo of Kalifersite associated with Aegirine on mindat.org.
Lamprophyllite1 photo of Kalifersite associated with Lamprophyllite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.EE.05BementiteMn7Si6O15(OH)8Mon.
9.EE.10BrokenhilliteMn8Si6O15(OH)10Hex. 6mm : P63mc
9.EE.10Pyrosmalite-(Fe)Fe2+8Si6O15(OH,Cl)10Trig. 3m (3 2/m) : P3m1
9.EE.10FriedeliteMn2+8Si6O15(OH,Cl)10Mon. 2/m : B2/m
9.EE.10Pyrosmalite-(Mn)Mn2+8Si6O15(OH,Cl)10Trig.
9.EE.10Mcgillite(Mn,Fe)8Si6O15(OH)8Cl2Mon. 2/m : B2/m
9.EE.15Nelenite(Mn,Fe)16(Si12O30)(OH)14[As3+3O6(OH)3]Mon.
9.EE.15SchalleriteMn2+16As3Si12O36(OH)17Trig. 3m : P3m1
9.EE.20Palygorskite(Mg,Al)5(Si,Al)8O20(OH)2 · 8H2OMon. 2/m : B2/m
9.EE.20TuperssuatsiaiteNa2Fe3Si8O20(OH)2 · 4H2OMon. 2/m : B2/m
9.EE.20YofortieriteMn5Si8O20(OH)2 · 8-9H2OMon. 2/m : B2/m
9.EE.20WindhoekiteCa2Fe3+2.67[Si8O20](OH)4 · 10H2O Mon. 2/m : B2/m
9.EE.25Falcondoite(Ni,Mg)4Si6O15(OH)2 · 6H2OOrth.
9.EE.25LoughliniteNa2Mg3Si6O16 · 8H2OOrth.
9.EE.25SepioliteMg4(Si6O15)(OH)2 · 6H2OOrth. mmm (2/m 2/m 2/m) : Pnna
9.EE.30GyroliteNaCa16Si23AlO60(OH)8 · 14H2OTric.
9.EE.30OrlymaniteCa4Mn3Si8O20(OH)6 · 2H2OHex.
9.EE.30TungusiteCa4Fe2Si6O15(OH)6
9.EE.35Reyerite(Na,K)2Ca14(Si,Al)24O58(OH)8 · 6H2OTrig.
9.EE.35Truscottite(Ca,Mn)14Si24O58(OH)8 · 2H2OTrig.
9.EE.40NatrosiliteNa2Si2O5Mon.
9.EE.45MakatiteNa2Si4O8(OH)2 · 4H2OMon. 2/m : P21/b
9.EE.50VarennesiteNa8Mn2Si10O25(OH,Cl)2 · 12H2OOrth.
9.EE.55RaiteNa4Mn2+3Ti0.25Si8O20(OH)2 · 10H2OOrth. 2 2 2 : C2 2 2
9.EE.60IntersiliteNa6Mn2+Ti[Si10O24(OH)](OH)3 · 4H2OMon.
9.EE.65Shafranovskite(Na,K)6(Mn,Fe)3Si9O24 · 6H2OTrig.
9.EE.65ZakharoviteNa4Mn5Si10O24(OH)6 · 6H2OTrig.
9.EE.70ZeophylliteCa13Si10O28(OH)2F8 · 6H2OTrig. 3 : R3
9.EE.75Minehillite(K,Na)2-3Ca28Zn4Al4Si40O112(OH)16Hex.
9.EE.80Fedorite(Na,K)2-3(Ca4Na3)Si16O38(OH,F)2 · 3.5H2OTric. 1 : P1
9.EE.80Martinite(Na,◻,Ca)12Ca4(Si,S,B)14B2O38(OH,Cl)2F2·4H2OTric. 1 : P1
9.EE.85Lalondeite(Na,Ca)6(Ca,Na)3Si16O38(F,OH)2·3H2OTric. 1 : P1

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 KalifersiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
European Journal of Mineralogy (1998): 10: 865-874.

Internet Links for KalifersiteHide

Localities for KalifersiteHide

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
    • Khibiny Massif
[AmMin 84:991]
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