AM_Ktenasite
Formula: Cu2.4 Zn2.6 S2 O20 H18
Name: Ktenasite
Unit cell: 5.589 6.166 23.751 90.0 95.55 90.0 , V=814.66
Space group: P121/C1 (14)

Mellini M , Merlino S , Zeitschrift fur Kristallographie , 147 (1978) p.129-140, Ktenasite, another mineral with 2[(Cu,Zn)2(OH)3O]- octahedral sheets, Locality: Miniera Trentin, Vicenza, Italy