YOSHIMICHI KAJIWARA

End-Permian catastrophe by a bolide impact: evidence of a gigantic release of sulfur from the mantle (2001)

Kaiho, Kunlo, Kajiwara, Yoshimichi, Nakano, Takanori, Miura, Yasunori, Kawahata, Hodaka, Tazaki, Kazue, ...

Our studies in southern China have revealed a remarkable sulfur and strontium isotope excursion at the end of the Permian, along with a coincident concentration of impact- metamorphosed grains and...

LATE PERMIAN TO MIDDLE TRIASSIC RADIOLARIAN FAUNAS FROM NORTHERN THAILAND (2000)

KATSUO SASHIDA, HISAYOSHI IGO, SHUKO ADACHI, KATSUMI UENO, YOSHIMICHI KAJIWARA, NIKORN NAKORNSRI, ...

Moderately well-preserved Late Permian to Middle Triassic radiolarians are identified in chert beds that occur in the Shan-Thai Block of northern Thailand. These radiolarians are identical to the...

(Table 2) Location, age of accompanied sediments, chemical and Sr isotopic compositions of manganese nodules in DSDP/ODP cores (1998)

Ito, Takashi, Usui, Akira, Kajiwara, Yoshimichi, Nakano, Takanori

Strontium isotopic compositions of acetic acid (HOAc) leachate fractions of eight manganese oxide deposits from the modern seafloor, and of twenty-one buried manganese nodules from Cretaceous to...