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What Are Opal Stones and How Are They Formed? | #opal stones # rare opal # rough opal # black opal ring # opal earring

What Are Opal Stones and How Are They Formed?

What Are Opal Stones and How Are They Formed?

Opal is a hydrated form of silica, composed of tiny silica spheres arranged in a grid-like pattern. It’s this internal structure that diffracts light, resulting in the brilliant flashes of color known as "play-of-color." Unlike crystalline gemstones, opals are amorphous, mean