Relationship between the Coloration Mechanism and Gemological Properties of Purple Scapolite
Purple scapolite is a precious gemstone. In this paper, we compared the crystal structure and spectral characteristics of purple scapolite before and after heat treatment with conventional gemological tests, EPMA, XRF, LA-ICP-MS, infrared spectroscopy, Raman spectroscopy, UV–vis spectrophotometer, E...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
MDPI AG
2023-08-01
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Series: | Crystals |
Subjects: | |
Online Access: | https://www.mdpi.com/2073-4352/13/8/1207 |