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Veldhoven Formation : ウィキペディア英語版 | Veldhoven Formation The Veldhoven Formation ((オランダ語:Formatie van Veldhoven); abbreviation: VE) is a geologic formation in the subsurface of the Netherlands. The formation consists of an alternation of marine clay and sand from the Oligocene epoch. ==Lithology== The Veldhoven Formation has a shallow marine (less than 200 meters deep) or beach facies. It consists of an alternation of glauconiferous and micaceous fine sands and micaceous clays. In some places hardgrounds or shell-rich layers occur. The formation is Chattian, 28.4 to 23.0 million years old.
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Veldhoven Formation」の詳細全文を読む
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