Strontiodresserite Locality: Condorcet, Nyons, Drôme, Rhône-Alpes, France Field of view 4 mm. Specimen and photo Leon Hupperichs. — Photo: Leon Hupperichs · CC BY-SA 3.0
Strontiodresserite
Strontiodresserite is an IMA-recognized mineral species in the carbonate class, with the chemical formula SrAl₂(CO₃)₂(OH)₄·H₂O.
It crystallizes in the orthorhombic crystal system. It is a member of the Dundasite structural group.
Key properties: specific gravity 2.71; Vitreous to silky luster; optically biaxial.
IMA symbol Sdrs, IMA status: approved, named in 1977.
Found as a rare crystalline coating in vugs in a silicocarbonatite sill.
It is found associated with Quartz, weloganite, dawsonite, montroyalite.
As the strontium analog of dresserite.
Index entry. This entry combines official IMA/RRUFF species data with published physical-property data — a full written entry hasn’t been published yet.
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