まとめ
塩基岩に似た化学的に独特な月の岩は,月の表面全体で見つかります. これらの岩は,アポロとルナの複数の着陸地点で確認され,ケイリー・フォーメーションに由来する可能性がある.
科学分野:
- 月面地質学 月面地質学
- 地質化学 地質化学
- 惑星科学は惑星科学である.
背景:
- 月面探査により,様々な種類の岩石が発見された.
- バサルト性月の岩は,月の火山の歴史を理解するための鍵です.
- 以前のミッションでは,様々な岩石サンプルが特定され,さらなる特徴づけが必要となった.
研究 の 目的:
- 月の岩の特定のグループを特定し,特徴づけること.
- これらの化学的に異なる岩の起源と分布を決定する.
- 既知の月の地質学的な形成とそれらの関係を調査するために.
主な方法:
- 月の岩石サンプルにおける微量元素の特徴の分析.
- サンプルの地化学を,既知の月の岩石タイプと比較した結果.
- 地質的地図作成とサンプルの起源のサイト分析.
主要な成果:
- 化学的に異なる月の岩のグループが特定されました.
- これらの岩は,ベースアルティックな月の岩の特徴である微量元素のサインを示しています.
- サンプルはアポロ15号,アポロ16号,ルナ20号の着陸地で発見され,広範囲に広がったことを示している.
結論:
- これらの月面の岩石は,化学的にベースアルティック岩石と似ています.
- この発見は,これらの岩石の共通の起源の可能性を示唆しています.
- 岩は,平原を形成するケイリー形成の材料から派生している可能性があります.
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