The french artist georges seurat employed a new technique to create a jewel-like diffusion of light and vibration of color in his work la grande jatte. this type of painting, made up of small dots of color, is known as

Pointillism

Explanation:

This technique, made up of small dots of color, is known as pointillism. Pointillism was developed by Georges Seurat and Paul Signac in 1886. It was considered to be a "branch" of Impressionism, but is now classified as Neo-Impressionism. The technique relies on the ability of the eye and mind to blend color spots.