Cuprit

Structural context

Cuprite
Crystal System isometricCrystal Class hexoctahedralSpace Group Pn-3m

Chemical context

Stoichiometric formulas

Cuprit
mindat.org
  • March 13, 2023Cu2O
Cuprite
mindat.org
  • March 13, 2023Cu2O
IMA
  • March 13, 2023Cu2O
mineralogy.rocks
  • Aug. 30, 2022Cu1+2O

Physical properties

ColorColor entities, recognized using a custom trained NER model
  • dark red
  • cochineal red
    Color noteOriginal color note from the source
    Dark red to cochineal red, sometimes almost black.
    StreakStreak entities, recognized using a custom trained NER model
    • shining metallic brownish-red
    Streak noteOriginal streak note from the source
    Shining metallic brownish-red.
    Lustre
    Adamantine
    Sub-Metallic
    Earthy
    Fracture
    Conchoidal
    Transparency
    Transparent
    Translucent
    Tenacity
    brittle
    Hardness
    3.5—4
    Calculated density
    6.15