Cerussite

Aragonite Group. Cerussite is a lead carbonate mineral, usually found in the oxidized zone of lead ore deposits. It is a very common weathering product of galena and other lead ore minerals.

Structural context

Cerussite
Crystal System orthorhombicSpace Group Pnma
a5.166—5.1841 (5.1794)
b8.468—8.4992 (8.4912)
c6.141—6.14746 (6.1447)
alpha90
beta90
gamma90
volume268.861—270.816 (270.2418)

Based on 11 measurements

Chemical context

Stoichiometric formulas

Cerussite
mindat.org
  • March 13, 2023PbCO3
IMA
  • March 13, 2023Pb(CO3)
mineralogy.rocks
  • Aug. 30, 2022Pb2+CO3

Elements recorded on EPMA

11
C
11
O
11
Pb
1
Ca

Physical properties

ColorColor entities, recognized using a custom trained NER model
  • colourless
  • colourless
    • gray
        Color noteOriginal color note from the source
        Colourless, white, gray, blue, or green; colourless in transmitted light
        StreakStreak entities, recognized using a custom trained NER model
          Streak noteOriginal streak note from the source
          White
          Lustre
          Adamantine
          Vitreous
          Resinous
          Pearly
          Dull
          Earthy
          Fracture
          Conchoidal
          Transparency
          Transparent
          Translucent
          Luminescence
          None
          Tenacity
          very brittle
          Hardness
          3—3.5
          Measured density
          6.53—6.57
          Calculated density
          6.558