ストーンヘンジの祭壇石のスコットランド出身

Anthony J I Clarke¹, Christopher L Kirkland², Richard E Bevins³

¹Timescales of Mineral Systems Group, School of Earth and Planetary Sciences, Curtin University, Perth, Western Australia, Australia. 20392091@student.curtin.edu.au.

Nature

|August 14, 2024

まとめ

ストーンヘンジの祭壇石は 750km離れた北東スコットランドから採取されましたこの発見は古代イギリスにおける洗練された新石器時代の海上輸送能力を明らかにしています

科学分野:

地化学
考古学
地質学

背景:

ストーンヘンジの祭壇石の起源は長い間謎でした
以前の研究ではこの砂岩の源はアングロ・ウェールズ流域にあると断定していました

研究の目的:

ストーンヘンジの祭壇石の地質学的由来を調べるためだ
英国における新石器時代の接続性と輸送能力を理解するためです

主な方法:

祭壇石の破片からのデトリタルジルコン,アパタイト,ルチール粒子の分析.
放射線年代測定と鉱物粒子の地化学分析
イギリスとアイルランドの地質学的な形成とデトリタル年齢データを比較する.

主要な成果:

鉱物年代は,グラムピアン・マグマティズムによって改変された主要なローレンシアン結晶源を示しています.
スコットランドのオルカディアン盆地のオールド・レッド・サンドストーンとアルター・ストーン・デトリタル・エイジの間の強い類似性が発見されました.
ストーンヘンジから少なくとも750km離れた場所から発掘された石壇石は重要な新石器時代の輸送の成果を示唆しています

結論:

祭壇の石はスコットランド北東から採取された
この巨大な巨石の運搬は新石器時代の洗練された海上物流を意味しています
この発見は先進的な社会組織と史前時代のイギリス内での接続性を強調しています

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