Colorimetry characteristics and color contribution of fluorescence in natural Cr-containing spinel

Abstract Fluorescence plays an important role in determining the color appearance of fluorescing minerals. This paper discusses the color mechanism in the red spinel and the color effects from the light source as well as the background on the spinel color. Excitation-Emission Matrices (EEMs) fluores...

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Bibliographic Details
Main Authors: Jun Tang, Ying Guo, Jun Zhang
Format: Article
Language:English
Published: Nature Portfolio 2023-02-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-29675-w