mo·lyb·de·nite /məˈlɪbdəˌnaɪt/
輝銅礦
Mo·lyb·de·nite n. Min. A mineral occurring in soft, lead-gray, foliated masses or scales, resembling graphite; sulphide of molybdenum.
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molybdenite
n : a mineral resembling graphite that is valued as the chief
source of molybdenum and its compounds