AM_Clintonite-1M_3 Formula: Si1.32 Al3.38 Mg2.16 Fe.12 Ca O12 H2 Name: Clintonite-1M Unit cell: 5.2 9.005 9.779 90.0 100.3 90.0 , V=450.53 Space group: C12/M1 (12)

MacKinney J A , Mora C I , Bailey S W , American Mineralogist , 73 (1988) p.365-375, Structure and crystal chemistry of clintonite, Sample from Edenvill, Orange Country, New York