Pyrophyllite


Composition:

Al2Si4O10(OH)2

Crystal System : Monoclinic; Triclinic
Lustre : Pearly
Hardness (H) : 1.0-1.5
Specific Gravity (S.G) : 2.65-2.90

 

Distribution

Very rare. Second oxidation zone.

Occurrence

  • Supergene
  • 2nd Oxidation Zone

Paragenetic and General Notes

Pyrophyllite occurs on the type specimen of gerdtremmelite (with scorodite).