While you probably picture diamonds as flawless, clear gems set in engagement rings, colorful diamonds — one of nature’s rarest and most captivating phenomena — dazzle with hues that rival the rainbow. What geological processes cause diamonds to appear in such a diverse range of colors? The answer lies miles beneath the Earth's surface, where diamonds are formed when intense heat and pressure force carbon atoms into rigid crystal lattice structures. However, this journey isn’t always flawless. T