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wolframite

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  • Along with scheelite, the wolframite series are the most important tungsten ore minerals. Wolframite was highly valued as the main source of the metal tungsten, a strong and dense material with many military uses. — “Wolframite - Wikipedia, the free encyclopedia”, en.wikipedia.org
  • At Trumbull in Connecticut and Kimpu-san in Japan large crystals of scheelite completely altered to wolframite have been found: those from Japan have been called "reinite."[6] [edit] Synthetics. Although it is now uncommon as a diamond imitation. — “Scheelite - Wikipedia, the free encyclopedia”, en.wikipedia.org
  • Wolframite is an important source of the element tungsten. Most of the tungsten is used as tungsten carbide in applications like companies to verify and disclose their sources of cassiterite, wolframite, and tantalum. — “Conflict minerals - Wikipedia, the free encyclopedia”, en.wikipedia.org

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