Böhmit

Structural context

Böhmite
Crystal System orthorhombicSpace Group Cmcm

Chemical context

Stoichiometric formulas

Böhmite
mindat.org
  • March 13, 2023AlO(OH)
IMA
  • March 13, 2023AlO(OH)
mineralogy.rocks
  • Aug. 30, 2022AlO(OH)

Physical properties

ColorColor entities, recognized using a custom trained NER model
    • pale greyish brown
    • yellowish
    • reddish
    • colourless
    Color noteOriginal color note from the source
    White, pale greyish brown; yellowish or reddish when impure; colourless in thin section
    StreakStreak entities, recognized using a custom trained NER model
      Streak noteOriginal streak note from the source
      White
      Lustre
      Vitreous
      Pearly
      Transparency
      Translucent
      Hardness
      3.5
      Measured density
      3.02—3.05
      Calculated density
      3.08