The Rutilated Topaz Misnomer
John I. Koivula, June 1, 1987
An examination of so-called "rutilated topaz."
Gem-Bearing Pegmatites: A Review
James E. Shigley and Anthony R. Kamp, June 1, 1984
A survey of the current gemmological knowledge of pegmatites, including the gem varieties aquamarine, tourmaline and topaz.