最終更新日:2024/08/03
Nelsonite is a type of igneous rock that is rich in ilmenite and apatite.
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Nelsonite is a type of igneous rock that is rich in ilmenite and apatite.
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Nelsonite is a type of igneous rock that is rich in ilmenite and apatite.
Nelsonite is a type of igneous rock that is rich in ilmenite and apatite.