Metauranopilite
Metauranopilite is an IMA-recognized mineral species in the sulfate class, with the chemical formula (UO₂)₆(SO₄)(OH)₁₀·5H₂O.
Key properties: optically biaxial.
IMA symbol Mup, IMA status: approved, named in 1935.
On a museum specimen from a uranium-bearing hydrothermal ore deposit [may = jáchymovite].
It is found associated with Uranopilite.
Its name comes from the Greek meta, for a lower hydrate, and its relation to uranopilite.
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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