Meixnerite (original) (raw)

A valid IMA mineral species

About MeixneriteHide

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Formula:

Mg6Al2(OH)16(OH)2 · 4H2O

Name:

Named in honour of Professor Heinrich Hermann Meixner (1908–1981), Austrian mineralogist, University of Salzburg, Salzburg, Austria.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:2628:0

9f5cad97-e1ef-4da4-afd8-232b056d2639

IMA Classification of MeixneriteHide

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Classification of MeixneriteHide

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4.FL.05

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
F : Hydroxides (without V or U)
L : Hydroxides with H2O +- (OH); sheets of edge-sharing octahedra

6.4.6.1

6 : HYDROXIDES AND OXIDES CONTAINING HYDROXYL
4 : Miscellaneous

7.4.10

7 : Oxides and Hydroxides
4 : Oxides of Be, Mg and the alkaline earths

Mineral SymbolsHide

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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Please only use the official IMA–CNMNC symbol. Older variants are listed for historical use only.

Physical Properties of MeixneriteHide

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Optical Data of MeixneriteHide

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RI values:

_n_ω = 1.517 _n_ε = 1.500

δ = 0.017

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Chemistry of MeixneriteHide

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Mindat Formula:

Mg6Al2(OH)16(OH)2 · 4H2O

Crystallography of MeixneriteHide

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Class (H-M):

3_m_ _(_32/m ) - Hexagonal Scalenohedral

Cell Parameters:

a = 3.046(2) Å, c = 22.93(2) Å

Unit Cell V:

184.24 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

Geological EnvironmentHide

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Type Occurrence of MeixneriteHide

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Synonyms of MeixneriteHide

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Other Language Names for MeixneriteHide

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Simplified Chinese:羟镁铝石

Traditional Chinese:羥鎂鋁石

Relationship of Meixnerite to other SpeciesHide

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Other Members of this group:

Common AssociatesHide

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Associated Minerals Based on Photo Data:

Related Minerals - Strunz-mindat GroupingHide

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Other InformationHide

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Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for MeixneriteHide

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References for MeixneriteHide

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Reference List:

Mills, S. J., Christy, A. G., Génin, J.-M. R., Kameda, T., Colombo, F. (2012) Nomenclature of the hydrotalcite supergroup: natural layered double hydroxides. Mineralogical Magazine, 76 (5) 1289-1336 doi:10.1180/minmag.2012.076.5.10

Localities for MeixneriteHide

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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 ListHide

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- 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). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.