Kodomari Seashore
Kodomari, Nakadomari city, Kita-Tsugaru county, Aomori pref., Japan
Occurrence
Phosphor ore formed by accumulation of sea bird excrement.
Guano, excrement of sea birds, was accumulated on reefs along the seashore. Guano is used for a phosphor source of agriculture. White crusts on the reef are guano, sea birds' excrement. The reef is composed of tuff breccia of early - middle Miocene Fuyube Formation.
Reported Minerals
- Guano (Hydroxylapatite)
Mineral Assemblages
- Guano: Hydroxylapatite