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Key geological dates for this year.

The name "rauchtopaz" arose due to the unusual appearance of this mineral and a specific shade that is associated with smoky tones.

Synthetic rubies, also known as artificial or lab-grown rubies, are significantly cheaper than their natural counterparts for several key reasons.

Diamonds are formed as a result of a long natural process that occurs deep underground.

Meteorites are studied by specialists in a variety of fields, including astronomy, geology, and physics.

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