The primordial volcanic walls of this kind of caves will give geologists Home windows in the moon’s distant previous, plus they can also include invaluable h2o-ice—that may be transformed into rocket gas. If a rock is layered, then It isn't from your moon Fragmental and regolith breccias would be https://moon-rocks-australia38757.wikiap.com/860227/5_simple_techniques_for_moon_rocks_australia