Portal de Periódicos da CAPES

The Muzo emerald zone, Colombia, S. A

1948; Volume: 43; Issue: 1 Linguagem: Inglês

10.2113/gsecongeo.43.1.31

1554-0774

Victor Oppenheim,

Geological and Tectonic Studies in Latin America

The emeralds occur in a zone of intensely folded shale beds and intercalated thin calcite veins of the Villeta formation (Cretaceous). Mineralization is related to deep-seated igneous Tertiary intrusions. There may be some genetic relationship with salt beds and domes in the formation.