Close-up of black coal with a rough, uneven texture, featuring shiny and matte surfaces. The coal pieces vary in size and shape, with sharp edges and irregular patterns. The dark hue dominates the image, providing a deep, rich background that highlights the natural formation. Ideal for themes related to geology, industry, and energy due to its representation of raw, unrefined carbon material commonly used in fossil fuel production. The intricacies of the surface texture reveal the complex nature of coal structure.
|
