Ni-rich mineral nepouite explains the exceptional green color of speleothems

Abstract Speleothems are secondary mineral structures typically found in karstic caves and usually composed of calcite or aragonite. Despite being naturally white, some might exhibit unusual colors, such as blue, black, red, yellow or green. The causes of these exceptional colorations are poorly und...

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Bibliographic Details
Main Authors: Martin Vlieghe, Gaëtan Rochez, Stéphane Pire-Stevenne, Jean-Yves Storme, Augustin Dekoninck, Yves Vanbrabant, Olivier Namur, Yishen Zhang, Alicia Van Ham-Meert, Jean-Pierre Donnadieu, Michel Berbigé, Jean-Luc Hasbroucq, Johan Yans
Format: Article
Language:English
Published: Nature Portfolio 2023-09-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-41977-7