AM_Roedderite_2
Formula:
(K.89 Na.55) (Mg4.35 Fe.65) Si12 O30
Name:
Roedderite
Unit cell:
10.124 10.124 14.305 90.0 90.0 120.0 , V=1269.76
Space group:
P6/MCC (192)
Alietti E , Brigatti M F , Capedri S , Poppi L , Mineralogical Magazine , 58 (1994) p.655-662, The roedderite-chayesite series from Spanish lamproites:, crystal chemical characterization, Locality: Cancarix, Albacete province, Spain