| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
| 0.70375 | MS |
1984.12 | Strontium isotopic consequence of the volcanic rocks from Fuji, Hakone and Izu areas(in Japanese with English abstract) | Bull. Geol. Surv. Japan | 35 | 637-659 | H.Kurasawa |
| 0.70345 | MS |
1982.03 | Personal communication, Kyoto Sangyo University, Japan | | | | S.Nohda |
| 0.703753 | MS |
1984.04 | Personal communication, Geological Survey of Japan and unspecified | | | | T.Shirahase and T.Nakajima |
| 0.70376 | MS |
1987.11 | Personal communication, Yichang Inst. Geol. Min. Res., China | | | | Z.Zichao |