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Mendeleevite-(Ce)

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Formula:
Cs
 
6
(Ce
 
22
Ca
 
6
)(Si
 
70
O
 
175
)(OH,F)
 
14
(H
 
2
O)
 
21
System:Isometric
Name:
Named to honor of Dmitrii Ivanovich Mendeleev (1834-1907) - the great Russian chemist, the discoverer of the periodic system.


Don't mix up with Mendeleevite - local variety of Betafite from Slyudyanka region.

Classification of Mendeleevite-(Ce)

IMA status:Approved 2010
mindat.org URL:http://www.mindat.org/min-40154.html
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Type Occurrence of Mendeleevite-(Ce)

Type Locality:Darai-Pioz (Dara-i-Pioz; Dara-Pioz) Glacier, Alai (Alayskiy) Range, Tien Shan Mts, Region of Republican Subordination, Tajikistan
Place of Conservation of Type Material:Fersman Mineralogical Museum, Moscow, russia, reg. no. 3921/1

Crystallography of Mendeleevite-(Ce)

Crystal System:Isometric
Class (H-M):m3 (2/m 3) - Diploidal
Space Group:Pm3 {P2/m 3}
Space Group Setting:Pm3
Cell Parameters:a = 21.948(4) Å
Unit Cell Volume:V 10,572.67 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
d-spacingIntensity
15.53 (3)
12.62 (3)
10.95 (10)
7.76 (3)
4.08 (3)
3.46 (4)
3.097 (5)
3.068 (4)

Chemical Properties of Mendeleevite-(Ce)

Formula:
Cs
 
6
(Ce
 
22
Ca
 
6
)(Si
 
70
O
 
175
)(OH,F)
 
14
(H
 
2
O)
 
21
Essential elements:Ca, Ce, Cs, H, O, Si
All elements listed in formula:Ca, Ce, Cs, F, H, O, Si

Other Names for Mendeleevite-(Ce)

Synonyms:
IMA2009-092
Other Languages:

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 Mendeleevite-(Ce)

Reference List:

- +
Pautov, L.A. et al. (2010): Mendeleevite-(Ce), IMA 2009-092. CNMNC Newsletter, April 2010, p.375;Mineralogical Magazine 74,375-377.

Internet Links for Mendeleevite-(Ce)

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    • Localities for Mendeleevite-(Ce)

    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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    Tajikistan
     
    • Region of Republican Subordination
      • Tien Shan Mts
        • Alai (Alayskiy) Range
    		CNMNC Newsletter, April 2010, p.375; Min.Mag. 74,375-377(2010)
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