Turquoise might lack the sparkle and clarity of transparent coloured gemstones like ruby, emerald and sapphire, but its multi-layered history and soul-satisfying colour make it a desirable gem. Its colour can range from dull greens to grass greens to a bright, medium-toned, sky blue
Turquoise Care and Cleaning Guide
Learn about Turquoise's durability and how to care for your Turquoise jewellery.
Abstracts; Winter 1991
This article, from the Winter 1991 issue of Gems & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.