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Sodalite Group

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Big Photo

Sodalite
Tre Croci, Vetralla, Vico Lake, Viterbo Province, Latium, Italy
© Enrico Bonacina

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The Helvite Group may be considered a subgroup of the Sodalite Group.

Classification of Sodalite Group

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Relationship of Sodalite Group to other Species

Group Members:
Haüyne
(Na,Ca)
 
4-8
(Al
 
6
Si
 
6
(O,S)
 
24
)(SO
 
4
,Cl)
 
1-2
Lazurite
(Na,Ca)
 
8
(Al
 
6
Si
 
6
O
 
24
)(S,SO
 
4
,Cl
 
2
)
Nosean
Na
 
8
(Al
 
6
Si
 
6
O
 
24
)(SO
 
4
)
Sodalite
Na
 
8
(Al
 
6
Si
 
6
O
 
24
)Cl
 
2
Tsaregorodtsevite
(N(CH
 
3
)
 
4
)(AlSi
 
5
O
 
12
)
Tugtupite
Na
 
4
(AlBeSi
 
4
O
 
12
)Cl
Vladimirivanovite
Na
 
6
Ca
 
2
(Al
 
6
Si
 
6
O
 
24
)(SO
 
4
,S
 
3
,S
 
2
,Cl
 
2
)
 
2
 · H
 
2
O
Minerals structurally related to group:
Ye'elimite
Ca
 
4
Al
 
6
(SO
 
4
)O
 
12

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 Sodalite Group

Reference List:

- +
Barth, T.F.W. (1932) The structure of the minerals of the sodalite family. Zeitschrift Kristallographie: 83: 405-414.

Van Peteghem, J.K. and Burley, B.J. (1963) Studies on solid solution between sodalite, nosean, and hauyne. Canadian Mineralogist: 7: 808-813.

Taylor, D. (1967) The sodalite group of minerals. Contributions to Mineralogy and Petrology: 16: 172-188.

Hassan, I. and Grundy, H.D. (1984) The crystal structures of sodalite-group minerals. Acta Crystallographica: B40: 6-13.

Bellatreccia, F., Della Ventura, G., Piccinini, M. Cavallo, A. and Brilli, M. (2009): H2O and CO2 in minerals of the haüyne-sodalite group: an FTIR spectroscopy study. Mineralogical Magazine 73, 399-413.

Saalfeld, H. & Depmeier, W. (1972): Silicon-free compounds with sodalite structure. Kristall und Technik 7, 229-233. (Ye'elimite)

Internet Links for Sodalite Group

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    • Localities for Sodalite Group

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