Macaulayita

Structural context

Macaulayite
Crystal System monoclinic

Chemical context

Stoichiometric formulas

Macaulayite
mindat.org
  • March 13, 2023(Fe,Al)24Si4O43(OH)2In the type material, Fe:Al is approximately 13:1.
IMA
  • March 13, 2023Fe3+24Si4O43(OH)2
mineralogy.rocks
  • Aug. 30, 2022(Fe3+,Al)24Si4O43(OH)2

Physical properties

ColorColor entities, recognized using a custom trained NER model
    Color noteOriginal color note from the source
    Red
    Lustre
    Earthy
    Transparency
    Translucent
    Calculated density
    4.41