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wholesale cz jewelry suppliers Baolong Sharing: Basic Concepts of Jewelry and Jade

投稿しました による kingjy

The narrow concept of jewellery and jade refers to those minerals or rocks that are produced in nature, are beautiful, 耐久性, rare and can be polished and carved into jewelry or handicrafts, some of which are organic materials. Some people further limit the concept of jewellery and jade to natural single crystal minerals. Jewels and jade are crystal clear and magnificent, such as rubies, ダイヤモンド, エメラルド, 等.

Minerals are simple substances or compounds formed by geological processes and have certain chemical composition, internal structure and physical properties. Rock is a collection of minerals.

With the continuous progress of human society, the understanding of jewellery and jade is constantly deepening, and both the connotation and extension of jewellery and jade have expanded.

The broad concept of jewellery and jade refers to all materials that can become jewelry or handicrafts after being polished and carved. According to the current national standards (GB/T16552-2003), jewelry jade is a collective term for natural jewelry jade (including natural gems, natural jade and natural organic gems) and artificial gems (including synthetic gems, artificial gems, combined gems and remanufactured gems) , Referred to as gems.

The classification of gemstones is based on revealing its inherent natural attributes, physical and chemical characteristics and evolutionary laws, and is formulated with scientific and reasonable methods. So far, there is no globally unified classification scheme. The national standard “Names of Jewelry and Jade” (GB/T16552-2003), which was implemented on November 1, 2003, stipulates the classification method of gems currently used in my country, and the specific classification is as follows.

1. Natural gems and jade: natural gems, natural jade, natural organic gems

2. 人工宝石: synthetic gems, artificial gems, combined gems, and reconstructed gems

3. Imitation gems:

This classification method is mainly based on the genetic type of gemstones. The classification of gems can also be divided into high-end gems, mid-range gems and low-end gems according to their value and price.

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始めましょう : mo@kingjy.com

 

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