Picotpaulite
Picotpaulite is an IMA-recognized mineral species in the sulfide class, with the chemical formula TlFe₂S₃.
It crystallizes in the orthorhombic crystal system (space group Cmcm). It is a member of the Cubanite structural group.
Key properties: specific gravity 5.2; Metallic luster.
IMA symbol Pcp, IMA status: approved, named in 1970.
Found in a hydrothermal ore deposit with other arsenic and thallium minerals.
It is found associated with Realgar, lorandite, raguinite, pyrite.
In honor of Paul Picot (1931–), French mineralogist with the B.R.G.M., Orléans, France.
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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