Collectors’ Academy
Master the art of Eastern collecting from the ground up with AI Agent
What is Cat’s Eye Stone? A Complete Buyer’s Guide
What is Cat’s Eye Stone? A Complete Buyer’s Guide When people talk about “cat’s eye stone,” they often imagine any gemstone with a shimmering, slit-like
The Queen of Gemstones – Emerald
Emerald, the ‘Queen of Gemstones,’ is prized for its lush green hue. Learn how to evaluate quality, its origins (like Colombian emeralds), and care tips. Discover luxury emeralds at VirtuCasa.
The Scholar’s Treasure: A Journey Through Chinese Brush Washers
Discover Chinese brush washers – from Ru porcelain to imperial jade. VirtuCasa’s expert guide to these scholarly treasures.
Classifying Burmese Jadeite: Mineralogy & Infrared Spectroscopy by Prof. Michelle Au
Discover how to classify Burmese jadeite using infrared spectroscopy. Professor Michelle Au’s system reveals pyroxene vs amphibole types—essential knowledge for collectors. Learn more at Virtucasa.com.
The Complete Guide to Precious Metal Jewelry: Selection & Care
Master precious metal jewelry selection and care with VirtuCasa’s expert guide. Learn about metal properties, purity standards, and professional maintenance.
The Sacred Red: Southern Red Agate in Tibetan Buddhist Sacred Sites
The Sacred Red: Southern Red Agate in Tibetan Buddhist Sacred Sites At VirtuCasa, we invite you to explore the profound spiritual connection between Southern Red
Jade Carving Equipment: From Ancient Pedal-Powered Tools to Modern Techniques
Discover the evolution of jade carving tools—from Neolithic pedal-powered 水凳 to electric grinders. Learn how artisans shaped history, one grind at a time.
The Complete Guide to Diamond Jewelry Care: Professional & At-Home Maintenance
Learn professional and at-home diamond care techniques from VirtuCasa experts. Keep your precious stones secure and sparkling for generations.
The Complete Guide to Precious Metal Jewelry Care: 7 Essential Rules
Expert guide to preserving your precious metal jewelry’s beauty and value. Learn 7 essential care rules from VirtuCasa’s gemologists.
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.
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.
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.
