Macedonite

(repeating unit)PbTiO3IMA symbolMce[1]Strunz classification4.CC.35Dana classification4.3.6.1Crystal systemTetragonalSpace groupP4/nmmUnit cella = 3.90 Å, c = 4.18 Å Z=1 V=63.58 Å3StructureIdentificationColourblackTenacityvery brittleMohs scale hardness6LustervitreousDiaphaneityopaqueSpecific gravity7.82Optical propertiesUniaxial

Macedonite is a mineral named by Radusinović and Markov in 1971. It has the elemental formula PbTiO3 and exhibits tetragonal crystal system. The type locality is near Crni Kamen, Selecka Planina, Prilep Municipality, Macedonia. It can be confused with perovskite. It is found in an amazonite-rich area.[2]

Fame

Lead titanate, which is the premier piezoelectric material, had not been previously reported in the wild.[2]

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. ^ a b Radusinović, D. and C. Markov (1971) Macedonite - lead titanate: a new mineral". American Mineralogist: 56: 387-394


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