Image: Wikimedia Commons

messelite

Phosphate mineral

Instance of: mineral species
1
Sources
1.Stated in The IMA List of Minerals (March 2019)
View statement on Wikidata ↗
Subclass of: fairfieldite mineral group
1
Sources
1.Stated in Fleischer’s Glossary of Mineral Species 2014
View statement on Wikidata ↗

Overview

From Wikipedia, the free encyclopedia · Read full article · Text CC BY-SA 4.0

Messelite is a mineral with formula Ca2(Fe2+,Mn2+)(PO4)2·2H2O. It was discovered in Germany and described in 1890. The mineral was subsequently discredited in 1940, reinstated and named neomesselite in 1955, and the name restored to messelite in 1959.

Overview

All data

15 statements · 40% with external sources · numbers in brackets are citations

Nickel-Strunz '10th ed', review of (9th ed/ 2009 update): 8.CG.05
IMA status and/or rank: approved mineral and/or valid name (A)
2
Sources
1.Stated in The IMA List of Minerals (March 2019)
2.Stated in Natural and synthetic compounds with kröhnkite-type chains. An update
View statement on Wikidata ↗
Nickel-Strunz 9th edition (updated 2009): 8.CG.05
Crystal system: triclinic crystal system
Named after: Messel
IMA Mineral Symbol: Msl
1
Sources
1.Stated in IMA–CNMNC approved mineral symbols
View statement on Wikidata ↗
Formula: Ca₂Fe²⁺(PO₄)₂·2H₂O
Strunz 8th edition (series ID, updated): VII/C.12a
1
Sources
1.Stated in Mineralogische Tabellen : Eine Klassifizierung der Mineralien auf kristallchemischer Grundlage, mit einer Einfuhrung in die Kristallchemie (1982)
View statement on Wikidata ↗
Mohs' hardness: 3.5

On other databases

4 identifiers linking messelite across the web's reference databases

Data quality

statements

40%

externally sourced

Source last edited September 2, 2026. AIDB refreshes this page daily.

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AIDB. (2026). messelite (Q13106). Retrieved from https://aidb.si/e/messelite-Q13106