Macusani, Carabaya Province, Puno, Peru

Macusani in Puno department, about 150 km north of Juliaca. Macusanite (transparent brownish obsidian) occurs in ignimbrites of Miocene-Pliocene age.

Ref: J. Hyrsl (2012) Gemstones of Peru, p. 86

Gemstone List

Copyright © Jolyon & Katya Ralph 1993-2019. Site Map. Locality, gem & photograph data are the copyright of the individuals who submitted them. For more information please contact the . is an online information resource dedicated to providing free gemmological information to all.