Vesignieit

Structural context

Vésigniéite
Crystal System monoclinicCrystal Class prismaticSpace Group C2/m

Chemical context

Stoichiometric formulas

Vésigniéite
mindat.org
  • March 13, 2023BaCu3(VO4)2(OH)2
IMA
  • March 13, 2023Cu3Ba(VO4)2(OH)2
mineralogy.rocks
  • Aug. 30, 2022Cu2+3Ba(V5+O4)2(OH)2

Physical properties

ColorColor entities, recognized using a custom trained NER model
  • yellow-green
  • dark olive-green
Color noteOriginal color note from the source
Yellow-green, dark olive-green
StreakStreak entities, recognized using a custom trained NER model
  • greenish
Streak noteOriginal streak note from the source
Greenish
Lustre
Vitreous
Transparency
Translucent
Hardness
3—4
Calculated density
4.7