If you ever want to draw silky black hair (like silvermist) you should start of with shading some of the hair with blue, leaving rest white. Then put a little grey then black. Shade the black with grey to make darker and you get this:-)
“Little girls, this seems to say, never stop upon your way, never trust a stranger friend, No-one knows how it will end. As you’re pretty, so be wise, wolves may lurk in every guise. Now, as then, it’s simple truth sweetest tongue…has sharpest tooth!” -The Company of Wolves.