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Brazil | |
| Rezende, L. C. D., Chaves, A. D. O., & Ramos, S. L. L. D. M. (2021). Origin and metamorphism of graphite from Formiga, Minas Gerais (Brazil). Brazilian Journal of Geology, 51. |
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Colombia | |
| Castellanos-Alarcón, O. M., Ríos-Reyes, C. A., & Mantilla-Figueroa, L. C. (2016). Occurrence of a skarn-type mineralogy found in Ciénaga Marbles, located in the NW foothills of the Santa Marta Massif (Colombia). Dyna, 83(196), 69-79. |