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Ihorombe

Ilakaka sapphire fields (Madagascar)

Gem locality Documented siteGray area

What you could find

Reported finds from this ground.

Crystals and mineralsCrystals and minerals

Also reported: Blue, pink, and fancy sapphire from vast alluvial diggings.

Photos via Wikimedia Commons: Stephanie Clifford from Arlington, VA, USA (CC BY 2.0).

Why this spot

Alluvial gem gravels (Isalo sandstone-derived)

Ilakaka: one of the world's largest sapphire deposits, found 1998

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.