Mineral Composition and Genesis of Black Quartzite Jade from Linwu County, Hunan Province

BACKGROUND Black quartzite jade is a type of commonly and commercially available jade. Many areas produce this gem. OBJECTIVES To analyze the gemological characteristics and mineral composition of the jade samples and to discuss their genesis. METHODS Conventional gemological tests, infrared spectru...

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Bibliographic Details
Main Authors: MIAO Xu, SHI Miao, WANG Li-sheng
Format: Article
Language:English
Published: Science Press, PR China 2021-07-01
Series:Yankuang ceshi
Subjects:
Online Access:http://www.ykcs.ac.cn/en/article/doi/10.15898/j.cnki.11-2131/td.202012030155