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Orthochevkinite

Formula:
(Ce,La,Ca,Na,Th)
 
4
(Fe
2+
 
,Mg
 
2
((Ti,Fe
3+
 
)
 
3
Si
 
4
O
 
22
System:OrthorhombicHardness:5½
This page provides mineralogical data about Orthochevkinite.

Classification of Orthochevkinite

Dana 8th edition ID:56.2.8.4

56 : SOROSILICATES Si2O7 Groups, With Additional O, OH, F and H2O
2 : Si2O7 Groups and O, OH, F, and H2O with cations in [4] and/or >[4] coordination
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Physical Properties of Orthochevkinite

Lustre:Resinous, Greasy
Hardness (Mohs):5½

Crystallography of Orthochevkinite

Crystal System:Orthorhombic

Chemical Properties of Orthochevkinite

Formula:
(Ce,La,Ca,Na,Th)
 
4
(Fe
2+
 
,Mg
 
2
((Ti,Fe
3+
 
)
 
3
Si
 
4
O
 
22
Essential elements:Ce, Fe, O, Si
All elements listed in formula:Ca, Ce, Fe, La, Mg, Na, O, Si, Th, Ti

Other Names for Orthochevkinite

Synonyms:
Ortochevkinite
Other Languages:
German:Orthochevkinit
Orthotscheffkinit
Ortochevkinit
Spanish:Orthochevkinita
Ortochevkinita

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.

Internet Links for Orthochevkinite

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    Localities for Orthochevkinite

    (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.
    Madagascar
     
    • Fianarantsoa Province
      • Amoron'i Mania Region
        • Ambatofinandrahana District
          • Imorona valley
    		Lacroix, A. (1922): Mineralogie de Madagascar, Tome I. Géologie-Minéralogie descriptive. A.Challamel (Éditeur), Paris, p 586-7
    Mineral and/or Locality
    Google
     
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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: 16th Nov 2009 10:59:49