Month: June 2025

Grading of Lab Grown Diamonds

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Reshaping the Landscape: Understanding GIA's Evolving Gia Grading of Lab Grown Diamonds in new report format

Reshaping the Landscape: Understanding GIA’s Evolving Gia Grading of Lab Grown Diamonds The Gemological Institute of America (GIA), long recognized as the global standard-bearer for diamond grading, is implementing a significant shift in its approach to the Grading of Lab Grown Diamonds . This pivotal change, slated for full implementation by the end of 2025, … Read more

A NEW UNDERSTANDING OF HOW SEAM OPAL IS MADE IN NATURE

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how seam opal is made in its natural environment and how to detect for opals through the research that we have done on this matter

[sc_fs_multi_faq headline-0=”h2″ question-0=”1. What is the primary source of the silica that forms Australian seam opal?” answer-0=”According to the research, the silica source is Diatoms. These are tiny, single-celled algae that live in “houses” made of transparent opaline silica. When these organisms died in the ancient Eromanga Sea, they sank to the bottom, creating thick … Read more