What two effects are especially remarkable in the painting Jan van Eyck?

In Jan van Eyck's paintings, particularly noted are his remarkable use of oil paints and his intricate attention to detail. The oil medium allows for rich color depth and subtle gradations of light, creating a lifelike quality. Additionally, his meticulous technique captures textures and intricate patterns, whether in fabrics or natural elements, enhancing the realism and emotional impact of the scene. Together, these effects contribute to the overall sense of depth and narrative in his work.