Tham khảo Taaffeite

  1. 1 2 Thomas, Arthur (2008) Gemstones: properties, identification and use. New Holland Publishers. p. 74. ISBN 1-84537-602-1
  2. ↑ Magnesiotaaffeite, Mindat
  3. ↑ Dept. Mineralogy, British Museum, ngày 7 tháng 6 năm 1951 Taaffeite, a new beryllium mineral, found as a cut gem-stone. Retrieved February 2015
  4. ↑ Papers and proceedings of the International Mineralogical Association. General meeting, Mineralogical Society of America, Volume 9, p. 502
  5. ↑ Collings, Michael R (2009). Gemlore: An Introduction to Precious and Semi-Precious Stones (2nd Ed). p. 152. Wildside Press LLC. ISBN 1-4344-5702-8
  6. ↑ Anderson, B.W., Payne, C.J., and Claringbull, G.F., (1951) Taaffeite, a new beryllium mineral, found as a cut gemstone. Mineralogical Magazine 29, pp. 765–772
  7. ↑ Institut mineralogii, geokhimii, i kristallokhimii redkikh ėlementov (1966). Geochemistry and mineralogy of rare elements and genetic types of their deposits, Volume 2. Institut mineralogii, geokhimii i kristallokhimii redkikh elementov. (English Version Publisher: Israel Program for Scientific Translations). pp. 77–79.
  8. Amethyst Galleries Inc.
  9. Read, Peter G. (2005). Gemmology. Butterworth-Heinemann. p. 5. ISBN 0-7506-6449-5.
  10. Geological abstracts, Issues 1–7259 (1992). Elsevier/Geo Abstracts, p. 565