Re-engineered gemstones refer to the artificially splicing or crushing pieces or pieces of natural jewels into jewels with an overall appearance.
For natural jewellery and jade (including natural gemstones, natural jade and natural organic gemstones) and artificial gemstones (including synthetic gemstones, synthetic gemstones, split gemstones and recreated gemstones), jewellery and jade are used to make decorations, crafts or souvenirs. Various (including) rock mineral materials. Referred to as a gem.
Natural gemstones refer to natural mineral single crystals (including some twins)
Natural jade refers to natural rock (mineral aggregate or amorphous body (or glass body)
Mineral rock data consisting entirely or partially of organic matter. Natural organic gemstones are formed directly or indirectly through life activities in nature. Cultured pearls are also attributed to this type of minerals that form mineral single crystals or aggregates (rocks) in the narrow sense. They mainly refer to natural jewels and jade.
More than 3,000 minerals have been discovered, to date. Among them, 200-300 can be used as gemstones, and the common gemstones on the market are 20-30 kinds, so gemstones are only a small part of minerals, and the essence formed under special geological conditions.
Artificial gemstones are materials used for jewelry or other decorations that are wholly or partially produced or manufactured by hand. These include synthetic gems, synthetic gems, split gems, and recreated gems.
among them
Its physical properties, chemical properties and crystal structure are basically the same as the corresponding natural jewels.
Synthetic gemstones are crystalline or amorphous bodies that are wholly or partially manufactured by hand and have known counterparts in nature.
An artificial gemstone is a crystalline or amorphous body that is artificially manufactured and has no known counterpart in nature.
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