Record-breaking discovery of ruby and sapphire at the Didy mine in Madagascar – Investigating the source
GemResearch Swisslab (GRS) is featured in the latest issue of ICA’s magazine InColor (issue Fall/Winter 2012). The article written by Dr. Adolf Peretti and Mr. Lawrence Hahn reports on the record-breaking discovery of ruby and sapphire at the Didy mine in Madagascar. It gives detailed account of how GRS has carried out the risky expedition to this new mine which already has produced some of the finest and largest ruby and sapphire ever unearthed. Embedded into the article are six different movies which give the reader a first hand insight and some more background information about this new mine in Madagascar.
Additionally we translated the article into Simplified Chinese and Traditional Chinese, ready to be downloaded as a PDF:
© 2021, GRS GemResearch Swisslab AG