Maghrebite Group
A group of related mineral species
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About Maghrebite Group
Formula:
M12+M23+M33+(AsO4)2(OH)2 · 8H2O
where
M1 = Fe2+, Mg2+, Mn2+;
M3+ = Al3+ or Fe3+.
M1 = Fe2+, Mg2+, Mn2+;
M3+ = Al3+ or Fe3+.
Member of:
Name:
Named after the first mineral in the group that had its structure determined, Maghrebite.
Unique Identifiers
Mindat ID:
46445
Long-form identifier:
mindat:1:1:46445:3
GUID
(UUID V4):
(UUID V4):
fc9a4e18-332a-4abe-a79a-f49719577455
Classification of Maghrebite Group
IMA status notes:
IMA Approved Group Name
Approval year:
2014
First published:
2015
Approval history:
Approved by IMA in 2014 (proposal 14-F).
Chemical Properties of Maghrebite Group
Formula:
M12+M23+M33+(AsO4)2(OH)2 · 8H2O
where
M1 = Fe2+, Mg2+, Mn2+;
M3+ = Al3+ or Fe3+.
where
M1 = Fe2+, Mg2+, Mn2+;
M3+ = Al3+ or Fe3+.
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0019348 | Maghrebite | Meisser N, Brugger J, Krivovichev S, Armbruster T, Favreau G (2012) Description and crystal structure of maghrebite, MgAl2(AsO4)2(OH)2*8H2O, from Aghbar, Anti-Atlas, Morocco: first arsenate in the laueite mineral group European Journal of Mineralogy 24 717-726 | 2012 | Aghbar, Anti-Atlas, Morocco | 0 | 293 |
CIF Raw Data - click here to close
Relationship of Maghrebite Group to other Species
Member of:
Other Members of this group:
| Laueite Group | M12+M23+M33+(PO4)2(OH)2 · 8H2O |
Group Members:
| Césarferreiraite | Fe2+ Fe3+2(AsO4)2(OH)2 · 8H2O | Tric. 1 : P1 |
| Maghrebite | MgAl2(AsO4)2(OH)2 · 8H2O | Tric. 1 : P1 |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
References for Maghrebite Group
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Mills, S. J. and Grey, I. E. (2015) Nomenclature for the laueite supergroup, Mineralogical Magazine: 79: 243-246
Internet Links for Maghrebite Group
mindat.org URL:
https://www.mindat.org/min-46445.html
Please feel free to link to this page.
Please feel free to link to this page.
Mineral Dealers:
Localities for Maghrebite Group
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
Brazil | |
| [Césarferreiraite] Bermanec, V., Scholz, R., Markovic, F., Zigovecki-Gobac, Z., and Chaves, M. L. S. C. (2011) Mineralogy of the Boa Vista pegmatite, Galiléia, Minas Gerais, Brazil: Contributions to the 5th International Symposium on Granitic Pegmatites, Galliski et al., eds., Assoc. Geológica Argentina, Serie D, Publicación Especial 14: 33-35. |
| [Césarferreiraite] Scholz, R., Chukanov, N. V., Menezes Filho, L. A., Atencio, D., Lagoeiro, L., Belotti, F. M., ... & Pekov, I. (2014). Césarferreiraite, Fe2+ Fe23+ (AsO4) 2 (OH) 2· 8H2O, from Eduardo mine, Conselheiro Pena, Minas Gerais, Brazil: Second arsenate in the laueite mineral group. American Mineralogist, 99(4), 607-611. | |
Morocco | |
| [Maghrebite] Favreau, G., Dietrich, J. E., Meisser, N., Brugger, J., Ait Haddouch, L. & Maacha, L. (2007): Bou Azzer, Morocco. Mineralogical Record 38, 345-407 |
| [Maghrebite] N. Meisser, J. Brugger (2006): "Bouazzerit und Maghrebit, zwei neue Arsenatmineralien aus dem Revier Bou Azzer, Marokko", Lapis 31(7/8), 69-71; Meisser, N.; Brugger, J.; Krivovichev, S.; Armbruster, T.; Favreau, G. (2012): Description and crystal structure of maghrebite, MgAl2(AsO4)2(OH)2•8H2O, from Aghbar, Anti-Atlas, Morocco: first arsenate in the laueite mineral group. European Journal of Mineralogy 24, 717-726. | |
| [Maghrebite] Georges FAVREAU collection |
| [Maghrebite] JP Barral collection |
| [Maghrebite] Vincent Bourgoin, EDS analysis, September 2014. |
Aghbar Mine, Aghbar, Tansifite Caïdat, Agdz Cercle, Zagora Province, Drâa-Tafilalet Region, Morocco