T/DZYX 010-2020 Active Group standards

T/DZYX 010-2020 Fossil stone procurement identification and evaluation

Publish Date: 2020-09-02 Implement Date: 2020-09-02 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/DZYX 010-2020

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Other non-metallic minerals

ICS Name: Jewelry

Publish Date: 2020-09-02

Implement Date: 2020-09-02

Scope

Scope: This standard specifies the terms and definitions for the procurement, appraisal, and evaluation of jadeite rough stones; the classification of rough stone skins; the appraisal of rough stones at mining sites; the methods of rough stone appraisal; the techniques for purchasing rough stones; the common counterfeiting methods of rough stones and anti-counterfeiting measures; and the evaluation factors and methods for jadeite rough stones. This standard applies to the procurement, appraisal, and evaluation of natural jadeite rough stones. Main technical content: Procurement, appraisal, and evaluation of jadeite rough stones; classification of rough stone skins; appraisal of rough stones at mining sites; methods of rough stone appraisal; techniques for purchasing rough stones; common counterfeiting methods of rough stones and anti-counterfeiting measures; and evaluation factors and methods for jadeite rough stones.