Nahcolita

Structural context

Nahcolite
Crystal System monoclinicSpace Group P21/c

Chemical context

Stoichiometric formulas

Nahcolite
mindat.org
  • March 13, 2023NaHCO3
IMA
  • March 13, 2023NaH(CO3)
mineralogy.rocks
  • Aug. 30, 2022NaHCO3

Physical properties

ColorColor entities, recognized using a custom trained NER model
  • colourless
  • colourless
    • greyish
    Color noteOriginal color note from the source
    Colourless, white, greyish; colourless in transmitted light.
    StreakStreak entities, recognized using a custom trained NER model
      Streak noteOriginal streak note from the source
      White
      Lustre
      Vitreous
      Resinous
      Fracture
      Conchoidal
      Transparency
      Transparent
      Hardness
      2.5
      Measured density
      2.21—2.238
      Calculated density
      2.16