Piromorfite

italian term for this mineral

Structural context

Pyromorphite
Crystal System hexagonalCrystal Class hexagonal dipyramidalSpace Group P63/m

Chemical context

Stoichiometric formulas

Pyromorphite
mindat.org
  • March 13, 2023Pb5(PO4)3Cl
IMA
  • March 13, 2023Pb5(PO4)3Cl
mineralogy.rocks
  • Aug. 30, 2022Pb2+5(PO4)3Cl

Physical properties

ColorColor entities, recognized using a custom trained NER model
  • dark green
  • yellowish-green
  • greenish-yellow
  • orangish-yellow
      • colourless
      • colourless
      Color noteOriginal color note from the source
      Green to dark green, yellow, greenish-yellow or yellowish-green, orangish-yellow, shades of brown, white and colourless; colourless or faintly tinted in transmitted light.
      StreakStreak entities, recognized using a custom trained NER model
        Streak noteOriginal streak note from the source
        White
        Lustre
        Sub-Vitreous
        Resinous
        Waxy
        Greasy
        Fracture
        Irregular/Uneven
        Sub-Conchoidal
        Transparency
        Transparent
        Translucent
        Tenacity
        brittle
        Hardness
        3.5—4
        Calculated density
        7.109