Circumnavigate the boreal reaches of the globe to explore gems from polar regions.
Read MorePeridot and uncommon green gems were the theme of the 12th annual Sinkankas Symposium.
Read MoreA treatise on the design, display, care and repair of fine gemstones.
Read MoreGem-quality peridot is occasionally found as mantle xenoliths within basalts near Pozzomaggiore.
Read MoreAmong the collection assembled by Dr Edward Gübelin are a number of uncommon gemstones from many worldwide localities.
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