Topic
Sourcing & Provenance
Sourcing and provenance entries on Zultpedia cover the chain of custody from the İlbir Mountains mine in Muğla Province, Türkiye, through master cutters, gemological laboratories, and authorized retailers to the buyer. Includes the geological framework of the source locality, mining conditions, and Türkiye export documentation.
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Specimen
2.08-Carat Zultanite — Emerald Cut, Moderate Color Change
A 2.08-carat Emerald (step) cut Zultanite specimen with Moderate — visible three-illuminant range with champagne-gold mid-phase. Cut from rough mined in the İlbir Mountains, Türkiye, in 2021 by a master cutter specializing…
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Specimen
4.50-Carat Zultanite — Oval Brilliant, Strong Color Change
A 4.50-carat Oval brilliant Zultanite specimen with Strong — clean shift with no muddy intermediate, exceptional clarity. Cut from rough mined in the İlbir Mountains, Türkiye, in 2017 by a master cutter…
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Specimen
0.78-Carat Zultanite — Round Brilliant, Moderate Color Change
A 0.78-carat Round brilliant Zultanite specimen with Moderate — color shift visible but partial, suitable for accent stone. Cut from rough mined in the İlbir Mountains, Türkiye, in 2022 by a master…
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Specimen
6.30-Carat Zultanite — Cushion Cut, Exceptional Color Change
A 6.30-carat Cushion brilliant Zultanite specimen with Exceptional — fullest possible sage-to-raspberry transition, museum-grade. Cut from rough mined in the İlbir Mountains, Türkiye, in 2016 by a master cutter specializing in cleavage-aware…
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Specimen
1.95-Carat Zultanite — Marquise Cut, Strong Color Change
A 1.95-carat Marquise brilliant Zultanite specimen with Strong — table-up viewing optimal, pleochroic axes well-managed by cutter. Cut from rough mined in the İlbir Mountains, Türkiye, in 2020 by a master cutter…
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Property Guide
Crystal Habit of Diaspore — Tabular, Acicular, Massive
Diaspore commonly forms thin platy or tabular crystals flattened on {010}, occasionally elongated needle-like (acicular) crystals along the c-axis, and frequently as fine-grained massive aggregates within bauxite ore. Gem-quality crystals from the…
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Specimen
1.25-Carat Zultanite — Pear Cut, Strong Color Change
A 1.25-carat Pear brilliant Zultanite specimen with Strong — full sage-green to raspberry shift, minimal gold transition. Cut from rough mined in the İlbir Mountains, Türkiye, in 2019 by a master cutter…