Treatments & Synthetics Archives - Gemstone Dictionary

Blue Topaz Treatments: Understanding Irradiation and Heat Treatment

November 4, 2026 | Treatments & Synthetics | Joaquimma Anna

Most blue topaz on the market is the result of advanced gemological enhancements. This guide explores the scientific processes of irradiation and heat treatment used to create the most popular shades of blue topaz.

How to Identify Natural vs. Synthetic Sapphires

October 6, 2026 | Treatments & Synthetics | Joaquimma Anna

Distinguishing between earth-mined and lab-grown sapphires requires a keen eye for internal inclusions and professional equipment. This guide details the scientific markers that separate natural corundum from its synthetic counterparts.