【Querétaro, M】Fire Opal Mine: Star Fire Opal Trends 2026
Editor’s NoteThis article explores the evolving landscape of fire opal mining, highlighting the Star Fire Opal Mine in Mexico as a leader in…
Fire Opal
【India】9 Gemstones That Are Rising In Investment Value In 2025
Editor’s NoteThis article explores the enduring allure and market dynamics of Paraíba tourmalines, the intensely colored gems prized by top jewelers….
【Guangzhou, C】The More Fluid the Play-of-Color and the Higher the Hardness, the More Valuable the Genuine Opal
Editor’s NoteThis article highlights the strong demand for colored gemstones at auction, using opals as a case study. It notes that while…