Ключевые слова: black, blue, bright, brilliant, calcium, closeup, colorful, design, fluorite, fluorspar, geology, glassy, green, halide, healing crystal, heap, hydrothermal, irregular shape, lit by the sun, lithotherapy, magenta, mineral, mineralogy, minerals, natural, natural lighting, nature, pebbles, polished, purple, ray of light, sample, set, shadows, shine, shiny, slate, slate background, smooth, sparkle, specimen, stone, striped, structure, sunlit, translucent, transparent, tumbled, vitreous luster,