Masuyite

(repeating unit)Pb[(UO2)3O3(OH)2]·3H2OIMA symbolMsy[1]Strunz classification4.GB.35Crystal systemMonoclinicCrystal classDomatic (m)
(same H-M symbol)Space groupPnUnit cella = 13.98 Å, b = 12.11 Å,
c = 14.2 Å; Z = 2IdentificationOptical propertiesBiaxial (-)Refractive indexnα = 1.785 nβ = 1.895 nγ = 1.915Birefringenceδ = 0.1302V angleMeasured: 50° , calculated: 44°DispersionextremeOther characteristics RadioactiveReferencesMasuyite on Mineralienatlas[2]

Masuyite is a uranium/lead oxide mineral with formula Pb[(UO2)3O3(OH)2]·3H2O.[3]

Masuyite was first described in 1947 for an occurrence in Katanga and named to honor Belgian geologist Gustave Masuy (1905–1945).[4]

See also

  • Earth sciences portal
  • Classification of minerals
  • List of minerals

References

  1. ^ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85 (3): 291–320. Bibcode:2021MinM...85..291W. doi:10.1180/mgm.2021.43. S2CID 235729616.
  2. ^ Mineralienatlas
  3. ^ Webmineral
  4. ^ Handbook of Mineralogy
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