Toto sú slová definitions súvisiace s zircon. Kliknutím na ľubovoľné slovo prejdete na stránku s podrobnosťami jeho slova. Alebo, prejdite na definíciu zircon.
0 a mineral in the form of crystals (= regular shapes) from which the chemical element zirconium is obtained:
A tiny crystal of zircon found in northwestern Australia is estimated to be about 4.3 billion years old.
Zircons, made primarily of the elements zirconium, oxygen and silicon, are extremely hard and durable.
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May 10, 2021
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