Xiangjiangite
An aluminium-iron uranyl phosphate-sulfate named for China's Xiang River.
Intro adapted from Wikipedia (CC BY-SA).
Xiangjiangite is an IMA-recognized mineral species in the phosphate class, with the chemical formula Fe³⁺(UO₂)₄(PO₄)₂(SO₄)₂(OH)·22H₂O.
It crystallizes in the orthorhombic crystal system.
Key properties: Mohs hardness 1–2; specific gravity 2.9–3.1; Pale yellow streak; Silky luster; optically biaxial.
IMA symbol Xjg, IMA status: approved, named in 1978.
Found in the oxidized zone of a uranium deposit.
It is found associated with Sabugalite, variscite, pyrite, quartz.
The name refers to the Xiang Jiang (Hsiang Chiang) River, China.
Index entry. This entry combines official IMA/RRUFF species data with published physical-property data and a Wikipedia introduction — a full written entry hasn’t been published yet.
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