Question: what is the composition of lunar meteorites?
Answer: Its whole rock composition based on instrumental neutron activation analysis and electron microprobe analysis on fused glass beads indicates highly feldspathic source lithologies (3.5 wt% FeO, 28.8 wt% Al 2 O 3 ) with a magnesian character (mol% Mg/[Mg + Fe] = 77) and a low KREEP (potassium, rare-earth elements, ...