Hanjiangite
Hanjiangite is an IMA-recognized mineral species in the silicate class, with the chemical formula Ba₂Ca(V³⁺Al)(AlSi₃O₁₀)(OH)₂F(CO₃)₂.
It crystallizes in the monoclinic crystal system (space group C2).
Key properties: Mohs hardness 4; specific gravity 3.69; Greenish white streak; Vitreous luster; optically biaxial.
IMA symbol Hji, IMA status: approved, named in 2009.
Disseminated in lenticular bodies and veins in association with strataform hydrothermal barium deposits.
It is found associated with Witherite, barite, barytocalcite, quartz.
The name commemorates the Hanjiang River, that flows through the Shiti ore district and is the largest branch of the Yangtze River, China.
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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