Triphane

Originally used as a synonym of Spodumene (with the name "spodumene" having historical priority), although some later authors used "triphane" more specifically as a varietal name for colourless or light yellow, transparent spodumene. Because of this confusion, the name is best avoided.

Structural context

Spodumene
Crystal System monoclinicCrystal Class prismaticSpace Group C2/c

Chemical context

Stoichiometric formulas

Triphane
mindat.org
  • March 13, 2023LiAlSi2O6
Spodumene
mindat.org
  • March 13, 2023LiAlSi2O6
IMA
  • March 13, 2023LiAlSi2O6
mineralogy.rocks
  • Aug. 30, 2022LiAlSi2O6

Physical properties

ColorColor entities, recognized using a custom trained NER model
  • colourless
    • light green
    • emerald-green
            • gray
            Color noteOriginal color note from the source
            Colourless, yellow, light green, emerald-green, pink to violet, purple, white, gray
            StreakStreak entities, recognized using a custom trained NER model
              Streak noteOriginal streak note from the source
              White
              Lustre
              Vitreous
              Dull
              Fracture
              Irregular/Uneven
              Sub-Conchoidal
              Transparency
              Transparent
              Translucent
              Tenacity
              brittle
              Hardness
              6.5—7
              Measured density
              3.1—3.2
              Calculated density
              3.184