In a broad sense, natural gems include various colored gems, เพชร, หยก, organic gems, ฯลฯ. Chivalrous natural gems refer to natural colored gems and diamonds. Their naming methods have clear international national standards to follow.
1. The naming of natural gems
The naming principle of natural gemstones: when naming natural gemstones, they only need to be named after the standard name stipulated by the national standard, and there is no need to indicate the word “natural”. ตัวอย่างเช่น, natural diamonds should be named “เพชร”; the correct name of natural jade is “หยก”, and it cannot be written as “A-goods jade”.
The place of origin does not participate in the naming, such as “South Africa Diamond” และ “Myanmar Sapphire”.
It is forbidden to use a certain type of gemstone named by a combination of two or more natural gemstones, such as: “ruby spinel” และ “alexandrite sapphire”. Except for “allex cat’s eye”.
It is forbidden to use ambiguous business names, such as “blue crystal”, “มรกต”, และ “semi-precious stone”.
2. The naming of natural jade
The basic name of natural jade or its mineral (rock) name can be used directly, and the word “หยก” can be added after the name of natural mineral or rock, without the word “natural”. “Natural glass” is excluded.
No need to carve the shape and name the natural jade.
You cannot use “หยก” หรือ “หยก” alone to directly replace the specific natural jade name.
The basic names of natural jade with place names listed in GB/T 16552-2010 “Jewelry and Jade” do not have the meaning of origin, such as Hetian jade, Xiu jade, Tanglin stone, Dushan jade, Shoushan stone, ฯลฯ.
3. Natural organic gems
Directly use the basic name of natural organic gemstones without adding the word “natural”, except for “natural pearls”, “natural seawater pearls” และ “natural freshwater pearls”.
“Cultivated pearl” can be referred to as “ไข่มุก”, “seawater cultured pearl” can be referred to as “seawater pearl”, และ “freshwater cultured pearl” can be referred to as “freshwater pearl”.
The place of origin does not participate in the naming of natural organic gemstones, such as “Baltic Amber”.
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