AM_Actinolite_9 Formula: Fe2.711 Mn.026 Mg2.423 Ca1.77 Na.112 Si7.984 Al.016 K.004 H1.878 O23.918 F.046 Cl.036 Name: Actinolite Unit cell: 9.89 18.198 5.296 90.0 104.57 90.0 , V=922.51 Space group: C12/M1 (12)

Evans B W , Yang H , American Mineralogist , 83 (1998) p.458-475, Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient, and high temperature, Sample: C46, 11B, from Luce Lake, Labrador, Canada in an iron formation, after heating at 600 C