Formula: Pb4 S C2 O12 H2
Name: Leadhillite
Unit cell: 9.104 20.792 11.577 90.0 90.5 90.0 , V=2191.33
Space group: P121/A1 (14)

Bindi L , Menchetti S , American Mineralogist , 90 (2005) p.1641-1647, Structural changes accompanying the phase transformation between leadhillite, and susannite: a structural study by means of in situ high-temperature single-, crystal X-ray diffraction, Sample: Chah Mileh Mine, Anarak District, Esfahan Province, Iran, Sample: T = 25C