Wikijunior:Let's Talk about Crystallization in the Naica Mine/12 - Crystal Formation in the Cave of Swords
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11 - The Molecules Join Together in Layers | 12 - Crystal Formation in the Cave of Swords | 13 - Crystal Formation in the Cave of Crystals |
In Naica, the crystals in the Cave of Swords grew because the water contained a lot of calcium and sulfate. When these materials entered into contact, they united, bunching together and making many crystals grow. |