Topic
Cultural
Cultural entries on Zultpedia document the Anatolian heritage of the İlbir Mountains source region, the Ottoman-era naming conventions reflected in the trade names (Zultanite, Csarite, Ottomanite, Turkizite), and the position of color-change diaspore within Anatolian gem heritage.
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Birthstone
November Birthstones — Modern, Traditional, and Where Zultanite Fits
The modern birthstones for November are topaz and citrine; traditional listings name topaz and pearl. November covers Scorpio (until November 21) and Sagittarius (from November 22). Zultanite is not an official November…
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Birthstone
December Birthstones — Modern, Traditional, and Where Zultanite Fits
The modern birthstones for December are tanzanite, turquoise, and zircon; traditional listings include turquoise and lapis lazuli. December covers Sagittarius (until December 21) and Capricorn (from December 22). Zultanite is not an…
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Gem Article
The İlbir Mountains — The Single-Source Origin of Color-Change Diaspore
The İlbir Mountains, in Muğla Province on Türkiye's southwestern Aegean coast, are the only place on Earth currently producing gem-quality color-change diaspore. The peer-reviewed locality on record is the Pınarcık area near…
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Gem Article
What Is Zultanite? The Color-Change Diaspore from Türkiye
Zultanite is a registered trade name for gem-quality color-change diaspore — α-AlO(OH) — mined exclusively in the İlbir Mountains of southwestern Türkiye. The same material is sold under the parallel trade names…
