ALH84001 vs QUE94201
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ALH84001
ALH 84001 is a roughly 4.1-billion-year-old Martian orthopyroxenite meteorite found in Antarctica's Allan Hills in 1984. In 1996, researchers reported microscopic structures and chemical features that they interpreted as possible evidence of ancient Martian life, prompting extensive scientific debate. Later studies offered nonbiological explanations, but the specimen remains important for research...
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QUE94201
QUE 94201 is a Martian meteorite recovered in Antarctica's Queen Alexandra Range during the 1994 field season. It is classified as a basaltic shergottite, a type of igneous rock ejected from Mars by an impact and later delivered to Earth. Laboratory studies have placed its crystallization at roughly 327 million years ago, making it a comparatively young Martian volcanic rock used by planetary scie...
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