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Yamato 791197 : ウィキペディア英語版 | Yamato 791197
Yamato 791197, official abbreviation Y-791197, is a meteorite that was found in Antarctica on November 20, 1979. It is the first rock to be found on Earth identified as a lunar meteorite (see also ALH 81005). It was collected by National Institute of Polar Research, Japan.〔 ==Classification and characteristics== Weighing 52.4 grams, it is a weakly shocked feldspathic regolith breccia believed to have come from the lunar highlands on the far side of the Moon.〔 It is classified as lunar-anorthositic breccia, a lunar meteorite that is primarily anorthositic.〔
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