Hakobuchi Formation
id:
hakobuchi-formation-236-16661660
title:
Hakobuchi Formation
text:
The Hakobuchi Formation is a geological formation in Hokkaido, Japan. It is the uppermost unit of the Yezo Group, being early Maastrichtian in age. It consists of bioturbated glauconitic sandstones, siltstones and conglomerates with coaly mudstone and minor tuffite. It was deposited in a continental shelf setting. It is noted for its fossil content with the invertebrates mainly consisting of bivalves and ammonites. With vertebrates including the mosasaurs Mosasaurus hobetsuensis and Phosphorosau
brand slug:
wiki
category slug:
encyclopedia
description:
Geological formation in Hokkaido, Japan
original url:
https://en.wikipedia.org/wiki/Hakobuchi_Formation
date created:
date modified:
2024-04-25T17:46:36Z
main entity:
{"identifier":"Q85765487","url":"https://www.wikidata.org/entity/Q85765487"}
image:
fields total:
13
integrity:
14