Thortveitite

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Thortveitite
Specific gravity
3.3–3.8

Thortveitite is a rare mineral consisting of scandium yttrium silicate (Sc,Y)2Si2O7. It is the primary source of scandium. Occurrence is in granitic pegmatites. It was named after Olaus Thortveit, a Norwegian engineer. It is grayish-green, black or gray in color.[2][3][4][5]

A transparent gem quality example was found in 2004, and reported in The Journal of Gemmology.[6]

See also

References

  1. S2CID 235729616
    .
  2. ^ "Thortveitite Mineral Data". webmineral.com. Retrieved 2021-05-03.
  3. ^ "Thortveitite". www.mindat.org. Retrieved 2021-05-03.
  4. ISSN 0003-004X
    .
  5. OCLC 610708490.{{cite book}}: CS1 maint: location missing publisher (link) CS1 maint: others (link
    )
  6. doi:10.15506/JoG.2008.31.1.1.{{cite journal}}: CS1 maint: multiple names: authors list (link
    )


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