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YouTubeCraftsman Roots
Giant Opal Boulder Cracked Open — Science Behind the Colors
In this video showcases how a massive opal boulder hides an incredible surprise — when cracked open, it bursts with vibrant colors, with deep blue shining the brightest. Even more fascinating, this gemstone changes its appearance completely under sunlight. Discover the science behind opal’s dazzling play-of-color and how light refraction ...
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