Iolite
$5.00
Iolite is a violet-blue gemstone mineral (cordierite) commonly sold as tumbled stones, rough crystals, or faceted gems in the fossils and minerals market.
Estimated value as of 2026 路 Source: https://www.youtube.com/watch?v=YxCvTHa_vcE
Fun Fact
Iolite prices have risen dramatically from being 'quite cheap' a decade ago to $8-$10 per carat in parcels today, due to increased demand.
Price History
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