Lab Grown Vs Natural Gemstones - Which Is Better?
Most gems form in the Earth's crust, while a few form even in the deeper layer called the mantle, as they need higher temperatures to crystallize.
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Lab Grown Vs Natural Gemstones - Which Is Better?
Most gems form in the Earth's crust, while a few form even in the deeper layer called the mantle, as they need higher temperatures to crystallize.