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Klöchite

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Formula:
(□Na)KFe
 
3
Zn
 
3
[Si
 
12
O
 
30
]
System:HexagonalColour:Blue
Member of:Osumilite Group
Name:Named after the type locality, Klöch in Styria.


Osumilite Group.

Classification of Klöchite

IMA status:Approved 2007
mindat.org URL:http://www.mindat.org/min-35832.html
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Type Occurrence of Klöchite

Type Locality:Basalt quarry, Klöch, Bad Radkersburg, Styria, Austria
General Appearance of Type Material:Small blue hexagonal plates.
Geological Setting of type material:In xenolith
Associated Minerals at type locality:
Mottramite

Physical Properties of Klöchite

Lustre:Vitreous
Colour:Blue

Crystallography of Klöchite

Crystal System:Hexagonal
Class (H-M):6/mmm (6/m 2/m 2/m) - Dihexagonal Dipyramidal
Space Group:P63/mmc {P63/m 2/m 2/c}
Cell Parameters:a = 10.120Å, c = 14.298Å
Ratio:a:c = 1 : 1.413
Unit Cell Volume:V 1,268.14 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
d-spacingIntensity
7.149 (100)
5.540 (43)
4.130 (40)
3.736 (70)
3.227 (67)
2.920 (40)
2.770 (68)
2.530 (43)

Optical Data of Klöchite

Type:Uniaxial
Pleochroism:Strong
Comments:Omega: dark blue; epsilon: pale yellow.

Chemical Properties of Klöchite

Formula:
(□Na)KFe
 
3
Zn
 
3
[Si
 
12
O
 
30
]
All elements listed in formula:Fe, K, Na, O, Si, Zn

Relationship of Klöchite to other Species

Member of:Osumilite Group
Other Members of Group:

- +
Almarudite
K(□,Na)
 
2
(Mn
2+
 
,Fe
2+
 
,Mg)
 
2
(Be,Al)
 
3
[Si
 
12
O
 
30
]
Armenite
BaCa
 
2
Al
 
6
Si
 
9
O
 
30
 · 2H
 
2
O
Berezanskite
K□
 
2
Li
 
3
(Ti,Zr,Sn)
 
2
[Si
 
12
O
 
30
]
Brannockite
(K,Na)□
 
2
Li
 
3
(Sn,Zr,Ti)
 
2
[Si
 
12
O
 
30
]
Darapiosite
KNa
 
2
(Zn,Li)
 
3
(Mn,Zr)
 
2
[Si
 
12
O
 
30
]
Dusmatovite
K(Na,□)
 
2
(Zn,Li)
 
3
(Mn
2+
 
,Y,Zr)
 
2
[Si
 
12
O
 
30
]
Friedrichbeckeite
K(□
 
0.5
Na
 
0.5
)
 
2
Mg
 
2
Be
 
3
Si
 
12
O
 
30
Merrihueite
(K,Na)
 
2
(Fe,Mg)
 
5
Si
 
12
O
 
30
Milarite
K
 
2
Ca
 
4
Al
 
2
Be
 
4
Si
 
24
O
 
60
 · H
 
2
O
Osumilite
(K,Na)(Fe
2+
 
,Mg)
 
2
(Al,Fe
3+
 
)
 
3
(Si,Al)
 
12
O
 
30
Osumilite-(Mg)
(K,Na)(Mg,Fe)
 
2
(Al,Fe)
 
3
(Si,Al)
 
12
O
 
30
 · H
 
2
O
Roedderite
(Na,K)
 
2
(Mg,Fe)
 
5
Si
 
12
O
 
30
Shibkovite
K(□,K,Na)
 
2
Zn
 
3
Ca
 
2
[Si
 
12
O
 
30
]
Sogdianite
K(□,Na)
 
2
Li
 
3
(Zr,Fe,Ti)
 
2
[Si
 
12
O
 
30
]
Sugilite
K(Na,□)
 
2
Li
 
3
(Fe,Mn,Al,Zr)
 
2
[Si
 
12
O
 
30
]
Trattnerite
(□,K)(Mg, Fe
2+
 
)
 
3
Fe
3+
2
[Si
 
12
O
 
30
]
Yagiite
(Na,K)
 
3
Mg
 
4
(Al,Mg)
 
6
(Si,Al)
 
24
O
 
60

Other Names for Klöchite

Synonyms:
IMA2007-054
Other Languages:
Arabic:Klöchite
German:Klöchit

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 Klöchite

Reference List:

- +
IMA website - Proposals approved in February 2008

Walter, F. (2009): Der Steirische Mineralog, Jg. 18, H. 23, 8-13.

Internet Links for Klöchite

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    • Localities for Klöchite

    The 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.
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    (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.
    Austria
     
    • Styria
      • Bad Radkersburg
        • Klöch
    		IMA website - Proposals approved in February 2008
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2011. 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. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 18th Jun 2011 23:44:32
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