Jewelery Named National Standards
Introduction
The Standard In the DZ / T 0044-93, and DZ / T 0045-93 based on the set. Retained DZ/T0044-93 and DZ / T 0045-93
Proved suitable for the situation in our content.
The standard reference of the international Jewelry Jewelry Confederation (CIBJO), the ” Diamond , Precious stones, Pearl Manual “, and the United States Gem Trading Association (AGTA), the “gem optimized Manual” (Gemstone enhancement manual) and the Gemmological Association of Japan, the “precious stones and equipment Accessories The provisions of the definition of nomenclature. ”
The effective date of this standard at the same time instead of DZ / T 0044-93, and DZ / T 0045-93.
” Jade jewelry “Standard includes the following two modules:
GB / T 16552-1996, Jewellery & Gem Names
GB / T 16553-1996, Jewellery & Gem Identification
Appendix A of this Standard and Appendix B of the appendix as a standard.
The standard proposed by the PRC Ministry of Geology and Mineral Resources.
This standard by the National Standardization Technical Committee under the jurisdiction of Geology and Mineral Resources.
This standard by the State Quality Supervision and jade jewelry Test Center responsible for drafting.
Main drafters of this standard Zhang Beili, Gao Yan, Wang Manjun.
This standard was first released in October of 1996 years.
The standard commission State Quality Supervision and Inspection Center jade jewelry to interpret.
(Note: the name of the standard by the Bureau of Technical Supervision jewelery October 7, 1996 approval, since May 1, 1997 start)
1 Scope
This standard specifies the type of jade jewelry, definitions, naming rules and representation;
This standard applies to the identification of jade jewelry, jade jewelry is also applicable to trading activities;
For Customs , Insurance Import and export companies and to follow the implementation of jade jewelry.
2 Normative references
Following standards contain provisions which, through reference in this standard, constitute provisions of the standard. At the time of publication, the editions indicated were valid. All standards will be revised, the parties should use the standard criteria of the latest version of the following possibilities.
GB / T 16553-1996, Jewellery & Gem Identification
3 Definitions and naming rules (1)
3.1 gems jade jewelry
3.1.1 Definition: is the natural jade jewelry jade jewelry (including natural stones, natural jade and natural organic stones) and artificial gemstones (including synthetic stones, artificial stones, mosaic stones) and collectively, referred to as precious stones. “Jewelery”, “gem” can not name a specific product.
3.1.2 General Naming: name must be all kinds of jewelery set out in Appendix A based on the basic name, according to the provisions of Appendix B and the standard rules of naming.
Appendix A not included in the basic name of the other names in use must be bracketed and in its former state listed in Appendix A with the kinds of minerals (rocks) or the name of the material jewelery. Such as: “fluorite (soft Amethyst)”, “quartzite (your Green).”
Appendix A not included in other minerals (rock) name can be directly used as jewelery name.
3.2 natural jade natural gems jewelry
3.2.1 Definition: from the natural world output, has a beautiful, durable, scarcity, the value of a process, can be processed into the material referred to as natural ornaments jewelery. Including natural stones, natural jade and natural organic stones. Cultured pearls are also attributed to such.
3.3 natural gemstones natural gemstones
3.3.1 Definition: from the natural world output, has a beautiful, durable, scarcity, can be processed into mineral single crystal ornament (available with twins).
3.3.2 Naming rules: direct use of natural stone or mineral base name name. Necessary to increase the “natural” word, such as: “chrysoberyl”, “ruby”, etc..
3.3.3 does not participate in naming factors
A. origin does not participate in naming, such as: “the South African diamond,” “Burma sapphire,” and so on.
B. In addition to “alexandrite cat’s eye”, the prohibited use of the name by the combination of two natural gemstone names, such as: “ruby spinel”, “change sapphire stone,” and so on.
C. prohibit commercial use of ambiguous names, such as “aquamarine” (aquamarine easy to be confused with kyanite).
D. Do not use “semi-precious stones,” the term directly as a natural gem.
3 Definitions and naming rules (2)
3.4 natural jade natural jades
3.4.1 Definition: by the nature of output, with beautiful, durable, rare and valuable mineral collection process, and the minority amorphous body.
3.4.2 Naming rules: the basic name of the direct use of natural jade or mineral (rock) name. Natural jade added after the name “Jade” word; no need to add “natural” word, “natural Glass “Exception.
3.4.3 does not participate in naming factors
A. do not carve the shape of naming natural gemstones.
B. In addition to retention of some traditional name, the origin is not involved in naming.
C. not allowed to be used alone, “Jade” or “Jade” directly instead of the name of natural jade.
3.5 natural organic gemstones natural organic substances
3.5.1 Definition: by the nature of biological production, in part or entirely composed of organic material can be used to decorate the solid as the natural organic stones. Cultured pearls are also attributed to such.
3.5.2 Naming rules: direct use of natural organic stones basic name, no need to add “natural” word. The naming of artificial cultured pearls, pearl must be preceded by the word “culture” word, such as: “cultured pearl”
3.5.3 does not participate in naming factors
A. not to producing modified natural organic gem, such as: “Baltic amber.”
B. not to modify the shape of the natural organic gem. Artificial gem artificial products
3.6
3.6.1 Definition: completely or in part by the artificial production or manufacture of materials used for jewelry and accessories referred to as artificial gemstones, including synthetic stones, artificial stones, mosaic stones and recycled stones.
3.7 synthetic stones synthetic stones
3.7.1 Definition: completely or in part by the artificial creation and nature of known counterpart in the crystalline or amorphous body, its physical properties, chemical composition and crystal structure corresponding to the same natural jade jewelry.
3.7.2 Naming rules: they must correspond to the natural jade jewelry name before the “composite” word, such as
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