DB21/T 3171-2019 树化玉 鉴评鉴定

ICS39.060

D59

DB21

辽宁省地方标准

DB21/T3171—2019

树化玉鉴评鉴定

AppraisalandAppreciationofTreeFossils

2019-08-30发布2019-09-30实施

辽宁省市场监督管理局发布

DB21/T3171—2019

目次

前言...............................................................................III

1范围..............................................................................1

2规范性引用文件....................................................................1

3术语和定义........................................................................1

4树化玉鉴评........................................................................2

4.1权重分配......................................................................2

4.2鉴评指标......................................................................2

5鉴评方法..........................................................................2

5.1相对排序法....................................................................2

5.2权重评估法....................................................................2

6鉴评人员与环境要求................................................................3

6.1鉴评人员要求..................................................................3

6.2鉴评环境要求..................................................................3

7等级划分与鉴评证书................................................................3

7.1树化玉等级划分................................................................3

7.2鉴评证书的基本内容............................................................3

8鉴定方法..........................................................................4

8.1常规鉴定方法..................................................................4

8.2特殊鉴定方法..................................................................4

9鉴定项目..........................................................................5

9.1选择原则......................................................................5

9.2检测项目......................................................................5

10鉴定标准.........................................................................5

10.1矿物组成.....................................................................5

10.2化学成分.....................................................................5

10.3结晶状态.....................................................................5

10.4颜色.........................................................................6

10.5光泽.........................................................................6

10.6解理.........................................................................6

10.7摩氏硬度.....................................................................6

10.8密度.........................................................................6

10.9光学特征.....................................................................6

10.10多色性......................................................................6

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