Voudouris P, Psimis I, Mavrogonatos C, Kanellopoulos C, Kati M, Chlekou E. Amethyst occurrences in Tertiary volcanic rocks of Greece: mineralogical and genetic implications. geosociety [Internet]. 2013 Dec. 2 [cited 2024 Dec. 20];47(1):477-86. Available from: https://ejournals.epublishing.ekt.gr/index.php/geosociety/article/view/11026