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molybdenite
[ muh-lib-duh-nahyt ]
noun
- a soft, graphitelike mineral, molybdenum sulfide, MoS 2 , occurring in foliated masses or scales: the principal ore of molybdenum.
molybdenite
/ mɒˈlɪbdɪˌnaɪt /
noun
- a soft grey mineral consisting of molybdenum sulphide in hexagonal crystalline form with rhenium as an impurity: the main source of molybdenum and rhenium. Formula: MoS 2
molybdenite
/ mə-lĭb′də-nīt′ /
- A soft, lead-gray hexagonal mineral that is the principal ore of molybdenum. It occurs as sheetlike masses in pegmatites and in areas where contact metamorphism has taken place. Chemical formula: MoS 2 .
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Word History and Origins
Origin of molybdenite1
1790–1800; obsolete molybden(a) molybdenum + -ite 1
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Example Sentences
The chief ore minerals are molybdenite (molybdenum sulphide) and wulfenite (lead molybdate).
From Project Gutenberg
In molybdenite deposits secondary concentration has not been important.
From Project Gutenberg
Wulfenite is rather common in the upper oxidized zone of deposits which contain lead minerals and molybdenite.
From Project Gutenberg
In the deposits of New South Wales they are found associated with molybdenite in quartz gangue, in pipe-like deposits in granite.
From Project Gutenberg
The larger part of the world's production is from the molybdenite ores.
From Project Gutenberg
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