Penfieldita

Structural context

Penfieldite
Crystal System hexagonalCrystal Class trigonal dipyramidalSpace Group P-6

Chemical context

Stoichiometric formulas

Penfieldite
mindat.org
  • March 13, 2023Pb2Cl3(OH)
IMA
  • March 13, 2023Pb2Cl3(OH)
mineralogy.rocks
  • Aug. 30, 2022Pb2+2Cl3(OH)

Physical properties

ColorColor entities, recognized using a custom trained NER model
  • colourless
    • yellowish
    • bluish
    Color noteOriginal color note from the source
    Colourless, white, yellowish or bluish tints
    StreakStreak entities, recognized using a custom trained NER model
      Streak noteOriginal streak note from the source
      White
      Lustre
      Adamantine
      Greasy
      Transparency
      Transparent
      Hardness
      3—4
      Measured density
      5.82—6.61
      Calculated density
      6