Discover P.J. Joseph's blog, your guide to colored gemstones, diamonds, watches, jewelry, art, design, luxury hotels, food, travel, and more. Based in South Asia, P.J. is a gemstone analyst, writer, and responsible foodie featured on Al Jazeera, BBC, CNN, and CNBC. Disclosure: All images are digitally created for educational and illustrative purposes. Portions of the blog were human-written and refined with AI to support educational goals.
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Saturday, April 10, 2021
Low-Temperature Heat Treatment Of Pink Sapphires From Ilakaka, Madagascar
Insightful report by GIA. Heat treatment is an evolving experiment. More samples from reliable sources will be required to produce consistent results. A must read for gemologists, collectors, colored stone dealers and curious consumers.
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