42 Mo Molybdenum transition

Molybdenum

Atomic number 42
Symbol Mo
Category Transition
Crystal system Cubic
1 mineral in the collection
Discovered : Carl Wilhelm Scheele (1778), Peter Jacob Hjelm isolated it (1781).
Found in : Molybdenite, wulfenite, powellite.
Used for : High-strength steel, lubricants, aerospace, rifle barrels.
Remarkable : Molybdenum disulfide is one of the best solid lubricants known, used in spacecraft where liquid lubricants would evaporate.

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