GB/T 44914-2024和田玉分級(jí)

ICS390.060

CCSD59

中華人民共和國(guó)國(guó)家標(biāo)準(zhǔn)

GB/T44914—2024

和田玉分級(jí)

Hetianyugrading

2024?11?28發(fā)布2025?06?01實(shí)施

國(guó)家市場(chǎng)監(jiān)督管理總局

國(guó)家標(biāo)準(zhǔn)化管理委員會(huì)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(yǔ)和定義··············································································································1

4鑒定與分類(lèi)··············································································································3

5分級(jí)要求·················································································································3

6和田玉顏色分級(jí)········································································································3

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

8和田玉凈度分級(jí)········································································································8

9和田玉均勻性分級(jí)·····································································································8

10和田玉工藝質(zhì)量評(píng)價(jià)································································································9

11和田玉分級(jí)證書(shū)······································································································9

12標(biāo)識(shí)····················································································································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(biāo)準(zhǔn)化工作導(dǎo)則第1部分：標(biāo)準(zhǔn)化文件的結(jié)構(gòu)和起草規(guī)則》的規(guī)

定起草。

請(qǐng)注意本文件的某些內(nèi)容可能涉及專(zhuān)利。本文件的發(fā)布機(jī)構(gòu)不承擔(dān)識(shí)別專(zhuān)利的責(zé)任。

本文件由中華人民共和國(guó)自然資源部提出。

本文件由全國(guó)珠寶玉石標(biāo)準(zhǔn)化技術(shù)委員會(huì)（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(yàn)檢測(cè)院、成都產(chǎn)品質(zhì)量檢驗(yàn)研究院有限責(zé)任公司、新疆

維吾爾自治區(qū)產(chǎn)品質(zhì)量監(jiān)督檢驗(yàn)研究院、國(guó)家珠寶玉石首飾檢驗(yàn)集團(tuán)有限公司、北京博觀國(guó)際拍賣(mài)有

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

圳市國(guó)玉天工實(shí)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(jí)

1范圍

本文件規(guī)定了和田玉的鑒定與分類(lèi)、分級(jí)要求、分級(jí)項(xiàng)目及分級(jí)方法、工藝質(zhì)量評(píng)價(jià)、分級(jí)證書(shū)、

標(biāo)識(shí)。

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

2規(guī)范性引用文件

下列文件中的內(nèi)容通過(guò)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(duì)應(yīng)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(biāo)識(shí)

GB/T36127玉雕制品工藝質(zhì)量評(píng)價(jià)

GB/T38821和田玉鑒定與分類(lèi)

3術(shù)語(yǔ)和定義

下列術(shù)語(yǔ)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(jià)值，能加工成飾品的透閃石礦物集合體，次要礦物

可為陽(yáng)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(diǎn)測(cè)），密度2.95（+0.15，-0.05）g/cm3。

[來(lái)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(lái)源：GB/T38821—2020，3.3，有修改]

3.3

羊脂白玉YangzhiBaiyu

顏色級(jí)別、質(zhì)地級(jí)別、凈度級(jí)別、均勻度級(jí)別均為A級(jí)的白玉。

3.4

碧玉Biyu

主體顏色呈淺至深的綠、灰綠