Tag Archives: green tourmaline

Madagascar: A Gemologist’s Journey (Sahatany Valley Pegmatite Field)

Posted on October 10, 2014 by mrahm

Our day in the Sahatany Valley was a long one, so I’ll split it up into two consecutive posts. Sahatany Valley is of the most famous and productive pegmatite areas in Madagascar. This gorgeous valley is known for producing polychrome … Continue reading →

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