Before revision: Structure and properties Three forms are known: monoclinic acanthite ( β-form ), stable below 179 °C, body centered cubic so-called argentite ( α-form ), stable above 180 °C, and a high temperature face-centred cubic (γ-form) stable above 586 °C.
After revision: Structure and properties Three forms are known: monoclinic acanthite ( α-form ), stable below 179 °C, body centered cubic so-called argentite ( β-form ), stable above 180 °C, and a high temperature face-centred cubic (γ-form) stable above 586 °C.