The exposed surfaces were matt grey, like wet slate, glistening with microscopic machinery.

And moonlight on wet slates?

Meredith peeped out of the dormer window at the sun sparkling on the wet slates and road.

He was the handsomest of his kind, with fine, dark eyes and a pelt the colour of wet slate.

Only an hour ago the sky had been the color of wet slate.

It constricted around his neck and Yagharek pulled hard, slamming the man's forehead against the wet slates.

They had the grey sheen of wet slate.

The roof was steeply pitched slate, wet and slippery in the foggy London night.

Georges went after him, feeling his feet slip on the wet slates and banging his elbow as he tried to get his balance.

Ahmed bin Ahman glanced at the boy and nodded, his small eyes black as wet slate.