Ключевые слова: back background, background, black, brick red, cinnabar, cinnabarite, close, close up, closeup, crystal, crystalline, gem, gemmology, gemology, gemstone, geology, gray, isolated, isolated on black, macro, matrix, mercury, mercury ore, mercury sulfide, mineral, mineralogy, mining, natural, nature, object, ore, pigment, raw, red, red crystal, rock, rough, sample, shiny, specimen, stone, structure, sulfide, sulfide mineral, sulphide, toxic, toxic crystal, uncut, vermilion, white,