Linked Data: Geological Survey of Japan
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RDF
GSJ LD
Linked Data Service of GSJ
GSJ LD
Literature
Volcano
Specimen
Publication
Image
Geological age
[ Jurassic ]
Upper level
Jurassic
Late Jurassic
Tithonian
149.2 ±0.7
Kimmeridgian
154.8 ±0.8
Oxfordian
161.5 ±1.0
Middle Jurassic
Callovian
165.3 ±1.1
Bathonian
168.2 ±1.2
Bajocian
170.9 ±0.8
Aalenian
174.7 ±0.8
Early Jurassic
Toarcian
184.2 ±0.3
Pliensbachian
192.9 ±0.3
Sinemurian
199.5 ±0.3
Hettangian
201.4 ±0.2