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Updated: Jul 12, 2026
10:26
Dendrochronological Dating and Provenancing of String Instruments
Published on: October 6, 2022
まとめ
ギターレロ洞窟の遺物の新しい放射性炭素年代測定は,南米の最も古い繊維と朽ちやすい遺物の古代を確認し,ペルーでの初期の人間の存在を支持しています. 日付は,以前の発見と一致し,古代プレセラミック層の整合性を強化しています.
科学分野:
- 考古学考古学とは
- 放射性炭素年代測定法による年代測定
- 南米史前史 南米史前史は,南米史前史は,南米史前史は,南米史前史は,南米史前史は,南米史前史は,南米史前史は,南米史前史は,南米史前史は,南米史前史は.
背景:
- ペルーのギターレロ洞窟は,南米の初期の人間の居住を理解するための重要な場所です.
- 以前の研究では,初期の繊維や腐りやすい材料の存在が示されている.
研究 の 目的:
- 加速器質量スペクトロメトリーを使用してギターレロ洞窟の木製の遺物,ローダー,木炭の正確な年代測定を行う.
- 南アメリカの最古の繊維と他の易腐りの遺跡の古代を検証する.
- 下部プレセラミック層と初期栽培種の整合性を評価する.
主な方法:
- アクセラレーター質量スペクトロメトリー (AMS) 有機物質 (木材,コード,木炭) の放射性炭素年代測定.
- 新しいAMS日付と既存の崩壊カウンター日付の比較.
- 洞窟内の堆積物証拠の再評価.
主要な成果:
- 新しいAMS日付は,ギターレロ洞窟の初期の繊維と易腐 artefactsの古代を強く支持しています.
- 日付は,以前の分解カウンター結果と一致しており,プレセラミック層の整合性を確認しています.
- 証拠によると,ほとんどの遺跡は紀元前8千年紀に遡り,人間の活動の可能性は12,560年前から存在していた.
結論:
- この研究は,南米の初期の繊維と人間の活動に関する堅固な年代測定を提供します.
- ギターレロ洞窟の下のプレセラミック層は,信頼性の高い年代付けで,初期のホロセーン文化についての洞察を提供しています.
- 発見は,紀元前8000年の間,短期間の洞窟使用を示しています. そして,早期の訪問の可能性も考慮した.
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