How to Identify Dyed vs. Natural Rutilated Quartz
Learn to spot dyed rutilated quartz with this visual guide comparing natural and treated specimens. Essential for crystal collectors.
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Why Padparadscha Sapphires Lost Their Value: The Heat Treatment Controversy
Discover why padparadscha sapphire prices crashed—from Thai heat-treatment scandals to natural vs lab tricks. Professor Michelle Au’s gemological insights at Virtucasa.com.
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The Astonishing Return: A Magnificent “Thousand-Hand Guanyin” Ivory Carving
Discover a stunning “Thousand-Hand Guanyin” ivory carving—a returned treasure blending sacred art with masterful craftsmanship. Explore its symbolism and grandeur.
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How Amazing is Chinese Jade Carving? Discover These Four National Treasures
Discover China’s Four Great Jade Masterpieces—岱嶽奇觀、含香聚瑞、群芳攬勝、四海騰歡—and explore the artistry of Chinese jade carving, a 7,000-year-old tradition. Learn how master carvers transformed raw jade into national treasures.
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Auxiliary Materials in Jade Carving: The Unsung Heroes of Craftsmanship
Explore the essential auxiliary materials in jade carving—from ancient 解玉砂 (abrasives) to modern diamond powders. Learn how abrasives and polishing techniques transform raw jade into art. Discover the science behind the craft!
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The Golden Age of Adornment: A Beginner’s Guide to Tang Dynasty Jewelry
Unlock the secrets of Tang Dynasty jewelry for collectors and designers. Learn to identify authentic pieces like Buyao and Jinque Chai hairpins, spot common fakes, and understand ancient techniques.
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The Symbolic Language of Jadeite: Decoding Auspicious Motifs in Chinese Culture
Unlock the hidden meanings behind jadeite carvings—from dragons to bats. Professor Michelle Au reveals cultural codes in翡翠吉祥圖案. Collect with insight at Virtucasa.com.
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Virtucasa Classroom | Ancient Chinese Jade-Carving Tools
Explore the physics and poetry of ancient Chinese jade-carving tools—iron tuó wheels, bow drills, shellac laps—explained for modern makers and curious students.
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Jadeite Texture Types & Their Geological Significance – Prof. Michelle Au’s Structural Analysis
Discover how jadeite textures reveal its geological history and value. Professor Michelle Au’s research explains fibrous vs granular structures, with practical tips for collectors. Explore authenticated jade at Virtucasa.com.
The Mineral Composition of Jadeite: A Scientific Breakdown by Professor Michelle Au
Discover how jadeite’s mineral composition determines its value with Professor Michelle Au’s groundbreaking research. Learn about pyroxenes, kosmochlor and what makes Burmese jade unique.
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