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Showing articles for: "Stone"
561 articles found showing 31–40
Citrine: A Gemstone in Shades of Sunshine – The Complete Guide
Discover citrine's golden colors, geological origins, history, value factors, treatments, sources, and care tips. Learn how natural and heat-treated citrine differ and how citrine compares with yellow...
The Ultimate Guide to Gemstone Cuts: From Brilliant to Cabochon
Discover the most popular gemstone cuts, from Brilliant and Emerald to Rose, Trillion, Heart, Fantasy, and Cabochon cuts. Learn how cut affects gemstone sparkle, color, durability, value, and jewelry...
Australian Opals: Nature's Most Colorful Gemstones
Discover the fascinating world of Australian opals, from rare black opals of Lightning Ridge to white opals of Coober Pedy and boulder opals of Queensland. Learn how Australian opals form, what create...
The Guide to Ruby Quality: How to Identify, Price, and Buy the World's Most Precious Gemstone
Why Rubies Are the Most Valuable Colored Gemstones: Rarity, Price, Origin & Buying Guide (2026)
The 31‑Hue Wheel: The Ultimate Guide to Gemstone Colour Grading
31-Hue Wheel Guide: Precise Gemstone Colour Grading for Buyers & Sellers
The Ultimate Compendium on Birthstones: History, Gemology, and the Definitive Buying Guide for 2026
Complete Birthstone Guide: Meanings, History, Value & Buying Tips
💎Pink Sapphires: The Definitive Guide to 2026's Most Sought-After Gemstone
Pink Sapphires: Market Trends, Value & Buying Guide 2025
Gemstone Zoning: Nature’s Hidden Color Pattern
Discover how color zoning forms in gemstones, what it reveals about crystal growth, which gems display it, and why zoning can influence beauty, value, origin, and identification.
💎 Lab-Grown Diamonds 2025, Fast Growth, Bigger Stones
Lab-Grown Diamond Market 2025: Growth, Prices, Trends & Future Outlook
The World's Top 10 Most Popular Gemstones: A Complete Guide to Their History and Beauty
Top 10 Most Popular Gemstones in the World | Types, Meaning & Buying Guide – CaratX