Chile Saltpeter

Structural context

Nitratine
Crystal System trigonalCrystal Class hexagonal scalenohedralSpace Group R-3c

Chemical context

Stoichiometric formulas

Chile Saltpeter
mindat.org
  • March 13, 2023NaNO3
Nitratine
mindat.org
  • March 13, 2023NaNO3
IMA
  • March 13, 2023Na(NO3)
mineralogy.rocks
  • Aug. 30, 2022NaNO3

Physical properties

ColorColor entities, recognized using a custom trained NER model
  • colourless
  • colourless
    • red-brown
      • yellowish
      Color noteOriginal color note from the source
      Colourless, white, lightly tinted by impurities (red-brown, grey, yellowish); colourless in transmitted light
      Lustre
      Vitreous
      Fracture
      Conchoidal
      Transparency
      Transparent
      Tenacity
      sectile
      Hardness
      1.5—2