Forsterite from Philippine Sea Plate
Japan | |
| Petrov, Alfredo (n.d.) Personal Communication. |
| photo in: Koubutsu Doshikai (2017) Kanto-to Shuhen-no Koubutsu (279pp). |
| Tani, K., Tamura, Y., & Suzuki, T. Origin of bimodal magmatism in the intra-oceanic arc–a case study of Torishima volcano, Izu-Bonin arc, Japan. Frontier Research on Earth Evolution II. |
| Hori Mineralogy specimen. |
| Petrov, Alfredo (n.d.) Personal Communication. |