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Meta-autunite Group

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Formula:
A(UO2)2(XO4)2·nH2O (n = 6, 7 or 8)
Name:
After the prominent member of the group.
A = Cu, Ca, Ba, or Mg and X = P or As.

A group of layer structured uranyl phosphates and arsenates.
See also Autunite Group.




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Chemical Properties of Meta-autunite GroupHide

Formula:
A(UO2)2(XO4)2·nH2O (n = 6, 7 or 8)

Synonyms of Meta-autunite GroupHide

Other Language Names for Meta-autunite GroupHide

Relationship of Meta-autunite Group to other SpeciesHide

Group Members:
Abernathyite K(UO2)(AsO4) · 3H2OTet. 4/mmm (4/m 2/m 2/m) : P4/ncc
Chernikovite (H3O)2(UO2)2(PO4)2 · 6H2OTet.
Lehnerite Mn2+(UO2)2(PO4)2 · 8H2OMon.
Meta-ankoleite K2(UO2)2(PO4)2 · 6H2OTet. 4/mmm (4/m 2/m 2/m) : P4/nmm
Meta-autunite Ca(UO2)2(PO4)2 · 6-8H2OTet. 4/mmm (4/m 2/m 2/m)
Metaheinrichite Ba(UO2)2(AsO4)2 · 8H2OTet. 4mm
Metakahlerite Fe2+(UO2)2(AsO4)2 · 8H2OTric. 1 : P1
Metakirchheimerite Co(UO2)2(AsO4)2 · 8H2OTric. 1 : P1
Metalodèvite Zn(UO2)2(AsO4)2 · 10H2OTet.
Metanováčekite Mg(UO2)2(AsO4)2 · 8H2OTet. 4/m : P4/n
Metatorbernite Cu(UO2)2(PO4)2 · 8H2OTet. 4/m : P4/n
Metauranocircite-I Ba(UO2)2(PO4)2 · 7H2OMon. 2 : P21
Metauranospinite Ca(UO2)2(AsO4)2 · 8H2OTet. 4/m : P42/n
Metazeunerite Cu(UO2)2(AsO4)2 · 8H2OTet. 4/m : P42/n
Natrouranospinite (Na2,Ca)(UO2)2(AsO4)2 · 5H2OTet. 4/mmm (4/m 2/m 2/m) : P4/nmm
Uramarsite (NH4,H3O)2(UO2)2(AsO4,PO4)2 · 6H2OTet. 4/mmm (4/m 2/m 2/m) : P4/mmm
Uramphite (NH4)2(UO2)2(PO4)2 · 6H2OTet.

Other InformationHide

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 Meta-autunite GroupHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Hallimond (1916) Mineralogical Magazine: 17: 326.
Hallimond (1920) Mineralogical Magazine: 19: 43.
Fairchild (1929) American Mineralogist: 14: 265.
Beintema (1938) Recueil des travaux chimiques des Pays-Bas et de la Belgique, Leyden: 57: 155.
Weiss-Frondel (1951) American Mineralogist: 36: 249.
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.: 980-981 (as Metatorbernite Group).
Locock, A.J.; Burns, P.C.; Duke, M.J.M.; Flynn, T.M. (2004): Monovalent cations in structures of the meta-autunite group. Canadian Mineralogist 42, 973-996.

Internet Links for Meta-autunite GroupHide

Localities for Meta-autunite GroupHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListShow

Mineral and/or Locality  
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