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Title: Caracterização mineralógica e gemológica das opalas de Buriti dos Montes – Piauí
Author: Machado, Daniela Vasconcelos
Schnellrath, Jurgen
Queiroz, Joedy Patricia Cruz
Keywords: Opala de fogo
Espectroscopia Raman
Cristobalita
Tridimita
Fire opal
Cristobalite
Raman spectroscopy
Tridymite
Date of Public.: 2020
Publisher: A n u á r i o d o I n s t i t u t o d e G e o c i ê n c i a s - U F R J, v.43, n.2, p.415-425, 2020
URL: https://dx.doi.org/10.11137/2020_2_415_425
ISSN: 1982-3908
Appears in Collections:Artigos de Periódicos



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