Ключевые слова: abstract, ancient, archaeological dig, archaeology, archeology, background, blue, bones, calcarea, cambrian, closeup, damaged, decorative, dinosaur, dirty, excavations, extinct, extinct animal, extinction, fossil, fossil animal, fossil sponge, fossilized, geology, grunge, limestone, metallic, mineral, museum, natural, nature, old, palaeontology, paleontology, petrified, petrified animal, petrified sponge, prehistoric, rust, science, scratch, skeleton, specimen, stone, surface, texture, textured, textured effect, urchin, weathered,