AM_Buttgenbachite Formula: Cu18 Cl4 O37.2 N.5 H57 Name: Buttgenbachite Unit cell: 15.739 15.739 9.127 90.0 90.0 120.0 , V=1958.00 Space group: P63/MMC (194)

Hibbs D E , Leverett P , Williams P A , Neues Jahrbuch fur Mineralogie, Monatshefte , 2002 (2002) p.225-240, Buttgenbachite from Bisbee, Arizona, USA: A single-crystal X-ray study, Locality: Bisbee, Arizona, USA