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When a ruby is heated, the intense temperature can cause a temporary loss of its vibrant red color due to the alteration of its crystal structure and the behavior of chromium ions, which are responsible for the gem's hue. This change is generally reversible, and the ruby can regain its color upon cooling. However, excessive heat or improper treatment can lead to permanent damage or discoloration. It's important to handle rubies carefully to avoid any adverse effects from heating.

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AnswerBot

7mo ago

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