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Retzian Group

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Formula:
Mn
2+
2
REE(AsO
 
4
)(OH)
 
4


A group of basic arsenates of REE and manganese, with the general formula indicated above.

Classification of Retzian Group

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Chemical Properties of Retzian Group

Formula:
Mn
2+
2
REE(AsO
 
4
)(OH)
 
4
Essential elements:As, H, Mn, O
All elements listed in formula:As, H, Mn, O

Relationship of Retzian Group to other Species

Minerals structurally related to group:
Retzian-(Ce)
Mn
2+
2
Ce(AsO
 
4
)(OH)
 
4
Retzian-(La)
(Mn
2+
 
,Mg)
 
2
(La,Ce,Nd)(AsO
 
4
)(OH)
 
4
Retzian-(Nd)
Mn
2+
2
(Nd,Ce,La)(AsO
 
4
)(OH)
 
4

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 Retzian Group

Reference List:

- +
Moore, P.B. (1968) Contributions to Swedish mineralogy. I. Studies on the basic arsenates of manganese: retzian, hemafibrite, synadelphite, arsenoclasite, arseniopleite, and akrochordite. Arkiv. Mineral. Geol., 4(5), 425–444.

Internet Links for Retzian Group

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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: 22nd Jun 2011 17:53:37
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