Zultanite
Zultanite is a gem variety of the mineral diaspore, mined in the İlbir Mountains of southwest Turkey at an elevation of over 4,000 feet.[1] Turkey is the only place where the mineral can be found.[2]: 154
Depending on its light source, zultanite's color varies between a yellowish green, light gold, and purplish pink.[1] Its color can be pastel green in outdoor light and beige pink in incandescent light.[3]: 105
Zultanite has a hardness of 6.5 to 7.[4]
References
- ^ a b Hatipoğlu, Murat; Türk, Necdet; Chamberlain, Steven C.; Akgün, A. Murat (February 2010). "Gem-quality transparent diaspore (zultanite) in bauxite deposits of the İlbir Mountains, Menderes Massif, SW Turkey". Mineralium Deposita. 45 (2): 201–205. Bibcode:2010MinDe..45..201H. doi:10.1007/s00126-009-0262-2. S2CID 128606419.
- ^ PROCEEDINGS 4th International Congress on "Science and Technology for the Safeguard of Cultural Heritage in the Mediterranean Basin" VOL. II. Angelo Ferrari. ISBN 978-88-96680-32-2.
- ^ Jewelry & Gems - The Buying Guide, 7th Edition. Gemstone Press. 2009. ISBN 978-0-943763-71-2.
- ^ "Zultanite: A Color Changing Stone". Retrieved 2021-11-24.
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