Tombstoneite
Tombstoneite is an IMA-recognized mineral species in the sulfate class, with the chemical formula (Ca₀.₅Pb₀.₅)Pb₃Cu²⁺₆Te⁶⁺₂O₆(Te⁴⁺O₃)₆(Se⁴⁺O₃)₂(SO₄)₂·3H₂O.
It crystallizes in the hexagonal crystal system (space group P321).
IMA symbol Tbs, IMA status: approved, named in 2021.
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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