Search Gemstone Knowledge
Gemstone Science
How to Spot Synthetic and Imitation Opals: A Be...
Comprehensive guide for beginners to identify synthetic opals (Gilson process) and imitation opals (plastic, glass, doublets) using gemological tests like RI, SG, UV fluorescence, and microscopy.
How to Spot Synthetic and Imitation Opals: A Be...
Comprehensive guide for beginners to identify synthetic opals (Gilson process) and imitation opals (plastic, glass, doublets) using gemological tests like RI, SG, UV fluorescence, and microscopy.
Sphene's Fire: Separating Myth from the Science...
Discover the science behind sphene's extreme dispersion, birefringence, and pleochroism. We debunk myths about its fire and color change while explaining the gemological properties that make sphene unique among high-dispersion...
Sphene's Fire: Separating Myth from the Science...
Discover the science behind sphene's extreme dispersion, birefringence, and pleochroism. We debunk myths about its fire and color change while explaining the gemological properties that make sphene unique among high-dispersion...
Iolite's Secret Kaleidoscope: Unraveling the Sc...
Explore the optical phenomenon of trichroism in iolite. Learn how its orthorhombic crystal structure produces violet-blue, pale yellow, and grayish-blue hues. Find out how to test for pleochroism at home...
Iolite's Secret Kaleidoscope: Unraveling the Sc...
Explore the optical phenomenon of trichroism in iolite. Learn how its orthorhombic crystal structure produces violet-blue, pale yellow, and grayish-blue hues. Find out how to test for pleochroism at home...
Identifying Antique Jadeite: A Historical Guide...
Expert guide to antique jadeite identification: use historical context, microscopic inclusions, FTIR, Raman, and XRF testing to authenticate vintage carvings and jewelry. Essential for collectors and gemologists.
Identifying Antique Jadeite: A Historical Guide...
Expert guide to antique jadeite identification: use historical context, microscopic inclusions, FTIR, Raman, and XRF testing to authenticate vintage carvings and jewelry. Essential for collectors and gemologists.
Padparadscha Sapphire: The Geological Legacy of...
Discover the geological origins and mining techniques behind padparadscha sapphire. From metamorphic marble deposits in Sri Lanka to alluvial gravels in Madagascar, learn about the trace elements, color zoning, and...
Padparadscha Sapphire: The Geological Legacy of...
Discover the geological origins and mining techniques behind padparadscha sapphire. From metamorphic marble deposits in Sri Lanka to alluvial gravels in Madagascar, learn about the trace elements, color zoning, and...
The Optical Alchemy of Aquamarine: How Light Tr...
Dive into the science of aquamarine's optical properties—pleochroism, chatoyancy, dispersion, and clarity—and their spiritual meanings. This article connects gemological details with meditation and chakra work for a complete understanding.
The Optical Alchemy of Aquamarine: How Light Tr...
Dive into the science of aquamarine's optical properties—pleochroism, chatoyancy, dispersion, and clarity—and their spiritual meanings. This article connects gemological details with meditation and chakra work for a complete understanding.