Zircon is the oldest known mineral crystal which belongs to the group of nesosilicates.
They have been found in some igneous rocks which scientist believe date back 4.4 billion years ago.
Its chemical name is zirconium silicate.
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Zircon is the oldest known mineral crystal which belongs to the group of nesosilicates.
They have been found in some igneous rocks which scientist believe date back 4.4 billion years ago.
Its chemical name is zirconium silicate.
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