Radovanite
Radovanite is an IMA-recognized mineral species in the oxides & hydroxide class, with the chemical formula Cu₂Fe³⁺[As⁵⁺O₄][As³⁺O₂(OH)]₂·H₂O.
It crystallizes in the orthorhombic crystal system (space group Pnma).
Key properties: specific gravity 3.9; Green streak; Vitreous luster; optically biaxial.
IMA symbol Rdv, IMA status: approved, named in 2000.
Found as a secondary mineral in a hydrothermal copper deposit.
It is found associated with Cuprite, native copper, malachite, trippkeite, olivenite, algodonite.
The mineral was named to honor crystallographer Dr. Radovan Černý, University of Geneva, Switzerland.
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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