Grey tin (source code)

= Grey tin
{title2=$\alpha\text{-}\mathrm{Sn}$}

= Gray tin
{synonym}

= Alpha tin
{synonym}

The diamond-cubic form of <tin> favoured below about $13\,{}^\circ\mathrm C$ at ambient pressure. Its lower density than <white tin> contributes to the damage associated with <tin pest>.