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Kalifersite

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Rasvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
© Sandro Maggia

Show Kalifersite Photos (2)
Formula:
(K,Na)
 
5
Fe
3+
7
Si
 
20
O
 
50
(OH)
 
6
·12H
 
2
O
System:TriclinicLustre:Silky
Hardness:2
Name:For the chemical composition: KALIum (Potassium), FERrum (Iron), and SIlicium (Silicon).
This page provides mineralogical data about Kalifersite.

Classification of Kalifersite

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

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

Type Locality:Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Physical Properties of Kalifersite

Lustre:Silky
Hardness (Mohs):2

Crystallography of Kalifersite

Crystal System:Triclinic

Optical Data of Kalifersite

Type:Biaxial (+)
RI values: nα = 1.523 nβ = 1.525 nγ = 1.550
2V:Measured: 30° , Calculated: 32°
Maximum Birefringence:δ = 0.027

Chart 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 Kalifersite

Formula:
(K,Na)
 
5
Fe
3+
7
Si
 
20
O
 
50
(OH)
 
6
·12H
 
2
O
Essential elements:Fe, H, K, O, Si
All elements listed in formula:Fe, H, K, Na, O, Si

Relationship of Kalifersite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.EE.05Bementite
Mn
 
5
Si
 
4
O
 
10
(OH)
 
6
9.EE.10Brokenhillite
Mn
 
8
Si
 
6
O
 
15
(OH)
 
10
9.EE.10Pyrosmalite-(Fe)
(Fe,Mn)
 
8
Si
 
6
O
 
15
(OH,Cl)
 
10
9.EE.10Friedelite
(Mn,Fe)
 
8
Si
 
6
O
 
15
(OH,Cl)
 
10
9.EE.10Pyrosmalite-(Mn)
(Mn,Fe)
 
8
Si
 
6
O
 
15
(OH,Cl)
 
10
9.EE.10Mcgillite
(Mn,Fe)
 
8
Si
 
6
O
 
15
(OH)
 
8
Cl
 
2
9.EE.15Nelenite
(Mn,Fe)
 
16
(Si
 
12
O
 
30
)(OH)
 
14
[As
3+
3
O
 
6
(OH)
 
3
]
9.EE.15Schallerite
(Mn,Fe)
 
16
Si
 
12
As
 
3
O
 
36
(OH)
 
17
9.EE.20Palygorskite
(Mg,Al)
 
5
(Si,Al)
 
8
O
 
20
(OH)
 
2
·8H
 
2
O
9.EE.20Tuperssuatsiaite
Na
 
2
Fe
 
3
Si
 
8
O
 
20
(OH)
 
2
·4H
 
2
O
9.EE.20Yofortierite
Mn
 
5
Si
 
8
O
 
20
(OH)
 
2
·8-9H
 
2
O
9.EE.25Falcondoite
(Ni,Mg)
 
4
Si
 
6
O
 
15
(OH)
 
2
·6H
 
2
O
9.EE.25Loughlinite
Na
 
2
Mg
 
3
Si
 
6
O
 
16
·8H
 
2
O
9.EE.25Sepiolite
Mg
 
4
Si
 
6
O
 
15
(OH)
 
2
·6H
 
2
O
9.EE.30Gyrolite
Ca
 
4
(Si
 
6
O
 
15
)(OH)
 
2
·3H
 
2
O
9.EE.30Orlymanite
Ca
 
4
Mn
 
3
Si
 
8
O
 
20
(OH)
 
6
·2H
 
2
O
9.EE.30Tungusite
Ca
 
4
Fe
 
2
Si
 
6
O
 
15
(OH)
 
6
9.EE.35Reyerite
(Na,K)
 
2
Ca
 
14
(Si,Al)
 
24
O
 
58
(OH)
 
8
·6H
 
2
O
9.EE.35Truscottite
(Ca,Mn)
 
14
Si
 
24
O
 
58
(OH)
 
8
·2H
 
2
O
9.EE.40Natrosilite
Na
 
2
Si
 
2
O
 
5
9.EE.45Makatite
Na
 
2
Si
 
4
O
 
8
(OH)
 
2
·4H
 
2
O
9.EE.50Varennesite
Na
 
8
Mn
 
2
Si
 
10
O
 
25
(OH,Cl)
 
2
·12H
 
2
O
9.EE.55Raite
Na
 
4
Mn
2+
3
Ti
 
0.25
Si
 
8
O
 
20
(OH)
 
2
·10H
 
2
O
9.EE.60Intersilite
Na
 
6
Mn
2+
 
Ti[Si
 
10
O
 
24
(OH)](OH)
 
3
·4H
 
2
O
9.EE.65Shafranovskite
(Na,K)
 
6
(Mn,Fe)
 
3
Si
 
9
O
 
24
·6H
 
2
O
9.EE.65Zakharovite
Na
 
4
Mn
 
5
Si
 
10
O
 
24
(OH)
 
6
·6H
 
2
O
9.EE.70Zeophyllite
Ca
 
4
Si
 
3
O
 
8
(OH,F)
 
4
·2H
 
2
O
9.EE.75Minehillite
(K,Na)
 
2-3
Ca
 
28
Zn
 
4
Al
 
4
Si
 
40
O
 
112
(OH)
 
16
9.EE.80Fedorite
(Na,K)
 
2-3
(Ca
 
4
Na
 
3
)Si
 
16
O
 
38
F
 
2
 · 3.5H
 
2
O
9.EE.80Martinite
(Na,Ca)
 
11
Ca
 
4
(Si,S,B)
 
14
B
 
2
O
 
40
F
 
2
·4H
 
2
O
9.EE.85Lalondeite
(Na,Ca)
 
6
(Ca,Na)
 
3
Si
 
16
O
 
38
(F,OH)
 
2
·3H
 
2
O

Other Names for Kalifersite

Synonyms:
IMA1996-007
Other Languages:
German:Kalifersit
Russian:Калиферсит
Spanish:Kalifersita

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 Kalifersite

Reference List:European Journal of Mineralogy (1998): 10: 865-874.

Internet Links for Kalifersite

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    Localities for Kalifersite

    (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.
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
    		[AmMin 84:991]
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 6th Nov 2009 22:46:28