arsenuranospathite
Sign in to saveArsenuranospathite (IMA symbol: Aush) is a rare mineral with the chemical formula Al(UO2)2(AsO4)2F·20H2O. The name "arsenuranospathite" as arsenate analog of uranospathite was first used by Walenta (1963) with reference to a uranyl-arsenate mineral from Black Forest (Schwarzwald) massif, Germany. thumb|Arsenuranospathite Later it was undoubtedly demonstrated that the name arsenuranospathite was applied, at least, to two different species – proper arsenuranospathite, ideally Al(UO2)2(AsO4)2F·20H2O, orthorhombic, and its partially dehydrated analogue, Al(UO2)2(AsO4)2F·nH2O (n = 8–10), tetragonal
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- crystal system
- orthorhombic crystal system
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- Arsenuranospathite
- chemical formula
- Al(UO₂)₂(AsO₄)₂F·20H₂O
- Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
- 8.EB.25
- Nickel-Strunz 9th edition (updated 2009)
- 8.EB.25
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Encyclopedic overview
4 sectionsContents
- Properties
- Chemical composition
- Occurrences
- References
Arsenuranospathite (IMA symbol: Aush) is a rare mineral with the chemical formula Al(UO2)2(AsO4)2F·20H2O. The name "arsenuranospathite" as arsenate analog of uranospathite was first used by Walenta (1963) with reference to a uranyl-arsenate mineral from Black Forest (Schwarzwald) massif, Germany. thumb|Arsenuranospathite Later it was undoubtedly demonstrated that the name arsenuranospathite was applied, at least, to two different species – proper arsenuranospathite, ideally Al(UO2)2(AsO4)2F·20H2O, orthorhombic, and its partially dehydrated analogue, Al(UO2)2(AsO4)2F·nH2O (n = 8–10), tetragonal or pseudo-tetragonal.
== Properties == Yellow to yellow-greenish, transparent to opaque tabular and prismatic crystals, with perfect cleavage. Transparent to translucent. Hardness = ~2. Radioactive.
Excerpted from Wikipedia’s “arsenuranospathite” article, available under the CC BY-SA 4.0 licence.