Pastels come in two varieties – oil pastels and chalk pastels. Both are quick to use and easy to control. Chalk pastel are soft and can be blended with your finger or a cotton bud. Oil pastels ...

is best known for his shimmering works in oil paint, but his pastels and drawings are also transfixing, though rare. When art dealer Jonathan Green purchased two pastels by the master at a 2014 ...