KREEP |
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UF | nonmare basalt | RT | Moon | | rare earths | | phosphorus | | potassium | SN | Acronym for a basaltic lunar rock type first found in Apollo 12 fines and breccias and characterized by unusually high contents of potassium (K), rare-earth elements (REE), phosphorus (P), and other trace elements in comparison to other lunar rock types. |
Kriz |
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