Linked Data Service of GSJ
Geological age
Hirnantian
itemdescription
@idhttps://gbank.gsj.jp/ld/resource/geoltime/item/GEOAGE_135010100
NameHirnantian
RankAge
Upper age (Ma)443.1 ±0.9
Lower age (Ma)445.2 ±0.9
Source
Name@id
地質系統・年代の日本語記述ガイドライン(v2024/12)(日本地質学会)https://geosociety.jp/name/content0062.html
isPartOf
Name@id
Late Ordovicianhttps://gbank.gsj.jp/ld/resource/geoltime/item/GEOAGE_135010000