[ Top ] [ Japanese ]

Ultramafic Unit

• Type locality: Notsuharu, Oita city, Oita prefecture
• Ultramafic rocks

• Sedimentary facies: Mantle origin peridotite
• Lithofacies (Protolith): Danite, Harzburgite, Lherzolite
• Lithofacies: Serpentinite, Clinopyroxinite
• Lithofacies (Minor): Gabbro, Magnesite rock

• Upper limit: Thrust fault (Hikata Unit)
• Lower limit: Thrust fault (Chokai Unit)

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Notsuharu, Oita city, Oita pref.; Asaji, Bungo-ono city, Oita pref.

• Fujii et al. (2008) Jour. Geol. Soc. Japan, vol.114, no.3, pp.127-140 DOI
• Takagi et al. (2007) Jour. Geol. Soc. Japan, vol.113, no.1, pp.1-14 DOI