STUDY ON GEMMOLOGY OF BERYL GEM FROM PINGWU SICHUAN AND MECHANISM OF IRRADIATION INDUCING COLORATION
-
Abstract
The colorless transparent flat tabular beryl gem of Pingwu county, Sichuan province is rare and valuable in the world. The paper introduces the gemological characteristics of beryl, the growth mechanism of flat tabular beryl crystal and the mechanism of the irradiation inducing coloration of colorless transparent beryl.
-
-