Galena
Galena, also called lead glance, is the natural mineral form of lead(II) sulfide (PbS). It is the most important ore of lead and an important source of silver.
Read on WikipediaDusty grey like the mineral, lead glance, with a hint of greenish tarnish.
Galena is a cool grey, close to green.
It can be described as cool, muted, greyish and dusty.
Set in white, because white reads best on it.
Galena, also called lead glance, is the natural mineral form of lead(II) sulfide (PbS). It is the most important ore of lead and an important source of silver.
Read on WikipediaProper noun