GB/T 44914-2024和田玉分級

ICS390.060

CCSD59

中華人民共和國國家標準

GB/T44914—2024

和田玉分級

Hetianyugrading

2024?11?28發(fā)布2025?06?01實施

國家市場監(jiān)督管理總局

國家標準化管理委員會發(fā)布

GB/T44914—2024

目次

前言··························································································································Ⅲ

1范圍·······················································································································1

2規(guī)范性引用文件········································································································1

3術(shù)語和定義··············································································································1

4鑒定與分類··············································································································3

5分級要求·················································································································3

6和田玉顏色分級········································································································3

7和田玉質(zhì)地分級········································································································7

8和田玉凈度分級········································································································8

9和田玉均勻性分級·····································································································8

10和田玉工藝質(zhì)量評價································································································9

11和田玉分級證書······································································································9

12標識····················································································································10

附錄A（資料性）和田玉觀察示意圖················································································11

Ⅰ

GB/T44914—2024

前言

本文件按照GB/T1.1—2020《標準化工作導則第1部分：標準化文件的結(jié)構(gòu)和起草規(guī)則》的規(guī)

定起草。

請注意本文件的某些內(nèi)容可能涉及專利。本文件的發(fā)布機構(gòu)不承擔識別專利的責任。

本文件由中華人民共和國自然資源部提出。

本文件由全國珠寶玉石標準化技術(shù)委員會（SAC/TC298）歸口。

本文件起草單位：四川省產(chǎn)品質(zhì)量監(jiān)督檢驗檢測院、成都產(chǎn)品質(zhì)量檢驗研究院有限責任公司、新疆

維吾爾自治區(qū)產(chǎn)品質(zhì)量監(jiān)督檢驗研究院、國家珠寶玉石首飾檢驗集團有限公司、北京博觀國際拍賣有

限公司、廣東省珠寶玉石及貴金屬檢測中心、中國地質(zhì)大學（武漢）、北京菜市口百貨股份有限公司、深

圳市國玉天工實業(yè)有限公司、鎮(zhèn)平縣神圣工藝品股份有限公司。

本文件主要起草人：戴蘇蘭、陳大鵬、李新嶺、徐振華、曲蔚、喻云峰、楊立信、羅琴鳳、夏玉梅、徐速、

陳紅霞、張勇、胡瑤、馮曉燕、奧巖、楊明星、王春利、盧慧、王婧潔、李松盈、王柏宇、廖俊、王淑潔、劉姣、

馬釗、王鐸、徐澤彬、范越。

Ⅲ

GB/T44914—2024

和田玉分級

1范圍

本文件規(guī)定了和田玉的鑒定與分類、分級要求、分級項目及分級方法、工藝質(zhì)量評價、分級證書、

標識。

本文件適用于和田玉白玉、碧玉、黃玉產(chǎn)品分級。和田玉白玉、碧玉、黃玉原料分級參照執(zhí)行。

2規(guī)范性引用文件

下列文件中的內(nèi)容通過文中的規(guī)范性引用而構(gòu)成本文件必不可少的條款。其中，注日期的引用文

件，僅該日期對應的版本適用于本文件；不注日期的引用文件，其最新版本（包括所有的修改單）適用于

本文件。

GB/T16553珠寶玉石鑒定

GB/T31912飾品標識

GB/T36127玉雕制品工藝質(zhì)量評價

GB/T38821和田玉鑒定與分類

3術(shù)語和定義

下列術(shù)語和定義適用于本文件。

3.1

和田玉Hetianyu

由自然界產(chǎn)出，具有美觀、耐久、稀少性和工藝價值，能加工成飾品的透閃石礦物集合體，次要礦物

可為陽起石，可含少量方解石、透輝石、石墨、黃鐵礦、鉻鐵礦、磁鐵礦、石英、蛇紋石、綠泥石、綠簾石、硅

灰石、磷灰石和石榴石等礦物。折射率1.60~1.61（點測），密度2.95（+0.15，-0.05）g/cm3。

[來源：GB/T38821—2020，3.1，有修改]

3.2

白玉Baiyu

主體顏色呈白色的和田玉，可帶有輕微的其他色調(diào)。

[來源：GB/T38821—2020，3.3，有修改]

3.3

羊脂白玉YangzhiBaiyu

顏色級別、質(zhì)地級別、凈度級別、均勻度級別均為A級的白玉。

3.4

碧玉Biyu

主體顏色呈淺至深的綠、灰綠