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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