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Definition of Multi-layer ejecta
1. Noun. (planetology areology) A crater with multiple ejecta layer. (gloss Martian craters are commonly classified by their ejecta.) ¹
¹ Source: wiktionary.com
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1. Noun. (planetology areology) A crater with multiple ejecta layer. (gloss Martian craters are commonly classified by their ejecta.) ¹
¹ Source: wiktionary.com