• Definition for "columbite-tantalite"
    • a very important black mineral incorporating niobite and…
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  • Sentence for "columbite-tantalite"
    • The minerals in question—cassiterite, columbite-tantalite, gold…
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columbite-tantalite definition

  • noun:
    • a very important black mineral incorporating niobite and tantalite; found in cell phones and computer potato chips
    • a valuable black colored mineral incorporating niobite and tantalite; utilized in cell phones and computer chips
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