Augite from Água de Pau Volcano, São Miguel, Azores, Portugal
Portugal | |
| Lavarde, S., Chiappino, L., Alves, P., Astolfi, M., (2019) Les Minéraux du massif volcanique du Fogo, Ile de São Miguel, Açores, Portugal. Le Règne Mineral, 145, 30-50 |
| Josep Sanchez Lafuente i Mariol field collected specimens, September 2019. |
Água de Pau Volcano, São Miguel, Azores, Portugal