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Beudantite Subgroup

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Big Photo

Corkite
Schöne Aussicht Mine, Dernbach, Neuwied, Wied Iron Spar District, Westerwald, Rhineland-Palatinate, Germany
© Elmar Lackner

Show Beudantite Subgroup Photos (323)



Formula:
AM
 
3
(XO
 
4
)(SO
 
4
)(OH)
 
6


A subgroup of the Alunite Supergroup.

Compare the Crandallite Subgroup and the Jarosite Subgroup.

The members of the Beudantite Subgroup have a 1:1 replacement of the (SO4) tetrahedra by (AsO4) or (PO4) tetrahedra. The A positions in this case are completely filled by the divalent cations Ca, Sr, or Pb.

Classification of Beudantite Subgroup

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Chemical Properties of Beudantite Subgroup

Formula:
AM
 
3
(XO
 
4
)(SO
 
4
)(OH)
 
6

Relationship of Beudantite Subgroup to other Species

Group Members:
Beudantite
PbFe
 
3
(AsO
 
4
)(SO
 
4
)(OH)
 
6
Corkite
PbFe
 
3
(PO
 
4
)(SO
 
4
)(OH)
 
6
Gallobeudantite
PbGa
 
3
(AsO
 
4
)(SO
 
4
)(OH)
 
6
Hidalgoite
PbAl
 
3
(AsO
 
4
)(SO
 
4
)(OH)
 
6
Hinsdalite
PbAl
 
3
(PO
 
4
)(SO
 
4
)(OH)
 
6
Kemmlitzite
(Sr,Ce)Al
 
3
(AsO
 
4
)(SO
 
4
)(OH)
 
6
Schlossmacherite
(H
 
3
O,Ca)Al
 
3
(SO
 
4
,AsO
 
4
)
 
2
(OH)
 
6
Svanbergite
SrAl
 
3
(PO
 
4
)(SO
 
4
)(OH)
 
6
Woodhouseite
CaAl
 
3
(PO
 
4
)(SO
 
4
)(OH)
 
6

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 Beudantite Subgroup

Reference List:

- +
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 556, 1001.

Internet Links for Beudantite Subgroup

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    • Localities for Beudantite Subgroup

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    Locality Updated: Can Súria Quarry (Guixeres Quarry), Maçanet de la Selva, La Selva, Girona (Gerona), Catalonia, SpainFrom Foro FMF, 14th Feb 2012 17:02:12