On the origin of natural sapphire color

This publication has 5 references indexed in Scilit:

• EPR of Fe³⁺pairs in α-Al₂O₃
  Journal of Physics C: Solid State Physics, 1976
• Oh groups in corundum crystals which were grown with the verneille technique
  Journal of Applied Spectroscopy, 1972
• The origins of the colours of natural yellow, blue, and green sapphires
  Australian Journal of Chemistry, 1972
• The origins of the colours of yellow, green and blue sapphires
  Chemical Physics Letters, 1971
• Exchange Effects in the Optical-Absorption Spectrum of ${\mathrm{Fe}}^{3+}$ in ${\mathrm{Al}}_2$${\mathrm{O}}_3$
  Physical Review B, 1971