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GB/T 38816-2020: Agate - Beihong agate - Testing
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 38816-2020 | English | 189 |
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Agate - Beihong agate - Testing
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GB/T 38816-2020
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Basic data | Standard ID | GB/T 38816-2020 (GB/T38816-2020) | | Description (Translated English) | Agate - Beihong agate - Testing | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | D59 | | Classification of International Standard | 39.060 | | Word Count Estimation | 10,196 | | Date of Issue | 2020-06-02 | | Date of Implementation | 2020-12-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 38816-2020: Agate - Beihong agate - Testing---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Agate - Beihong agate - Testing
ICS 39.060
D59
National Standards of People's Republic of China
Agate Northern Red Agate Identification
2020-06-02 release
2020-12-01 implementation
State Administration of Market Supervision and Administration
Issued by the National Standardization Management Committee
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is under the jurisdiction of the National Jewelry and Jade Standardization Technical Committee (SAC/TC298).
This standard was drafted by. China University of Geosciences (Beijing) Jewelry College, Heilongjiang Provincial Import and Export Jade Industry Association, Harbin Customs
Technical Center, Xunke County People's Government of Heilongjiang Province, Jinhong Jewelry Co., Ltd.
The main drafters of this standard. He Xuemei, Xu Tieying, Yuan Qiang, Qi Binglian, Shi Yaohui, Wang Xiaohua, Shen Honglin, Li Tiezhu, Shi Li, Guo Junjiu,
Fang Damin, Wang Chunsheng, Zhang Yong, Lu Zhiyun, Wu Fan, Jin Xinyu, Wang Xinchen, Zhang Ping, Pan Yanmei.
Agate Northern Red Agate Identification
1 Scope
This standard specifies the identification characteristics and identification methods of northern red agate.
This standard applies to raw materials and products of Northern Red Agate.
2 Normative references
The following documents are essential for the application of this document. For dated reference documents, only the dated version applies to this article
Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document.
GB/T 16552-2017 Name of jewelry and jade
GB/T 16553-2017 appraisal of jewelry and jade
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Beihongagate
The main mineral is α-quartz, the secondary minerals are plagioclase and goethite, and the appearance is mainly dark red and brown-red, often with a yellow tone.
Transparent to transparent cryptocrystalline aggregates. Its representative place of origin is located in the Ating River Basin in Xunke County, Heihe City, Heilongjiang Province, and the Tangwang River in Yichun City.
Area, the Nenjiang River Basin, the Songhua River Basin, and the Xing'an Mountains area.
3.2
Peak area ratio
A501/A463
The ratio of the area of the 501cm-1 characteristic peak of climactic silica to the area of the 463cm-1 characteristic peak of α-quartz in the agate Raman spectrum.
3.3
Crystal core
There is a structure of self-shaped quartz crystal in agate.
4 Identification
4.1 Identification items
The appraisal items and selection principles are implemented in accordance with 4.2 in GB/T 16553-2017.
4.2 Identification characteristics
4.2.1 Mineral composition
Main mineral. α-quartz.
Secondary minerals. attapulgite, goethite.
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