Oxychlorite

Obsolete name for altered, oxidised, Fe-rich chlorite. Also used more recently as a theoretical end-member: for a H-deficient, ferric component, close to tri-trioctahedral, with an O12(OH)6 anionic basis (Masci et al, 2019)

Structural context

Chlorite Group
Crystal System monoclinic

Chemical context

Stoichiometric formulas

Chlorite Group
mineralogy.rocks
  • Aug. 30, 2022A5-7(X4O10)Z8

Physical properties

StreakStreak entities, recognized using a custom trained NER model
  • colorless
Streak noteOriginal streak note from the source
Colorless
Hardness
2—2.5
Measured density
2.6—3.3