Equipment for photographic documentation consisting of a stand, light source, Olympus E620 camera and photo-program QuickPHOTO Camera.

Macroscopic description of samples based on the description of its grain size, bedding, color and luster, which are photographically documented. A special procedure is makropetrografický analysis of coal and sediments with organic matter. Based on bedding, color and luster of the individual layers called litotypy, cracks and heat affected material and distinct mineral admixtures that are also photographically documented.