Modern and mixed media such as wax crayons, pencils, oil pastels, oil sticks and oil bars have become increasingly popular, although many age poorly and most have to be kept under glass.
oil pastels
From Conté crayons to oil pastels, stick media have many advantages and are rightly popular today. Here are examples by Millet, Seurat, Redon, Schiele, Bonnard, and others.
Next time someone wants to know what colour Sennelier’s Bordeaux (number 008) oil pastel really is, the answer is here in L*a*b*.
The Eclectic Light Company 