Gemological Characteristics and Origin of the Zhanguohong Agate from Beipiao, Liaoning Province, China: A Combined Microscopic, X-ray Diffraction, and Raman Spectroscopic Study

The Zhanguohong agate from Beipiao (Liaoning province, China), which occurs in the intermediate–felsic volcanic breccias of the Early Cretaceous Yixian Formation, generally shows massive and banded structures, with red, yellow, and/or white layers or zones. Little research has been done on its miner...

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Bibliographic Details
Main Authors: Xuemei Zhang, Lei Ji, Xuemei He
Format: Article
Language:English
Published: MDPI AG 2020-04-01
Series:Minerals
Subjects:
Online Access:https://www.mdpi.com/2075-163X/10/5/401