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Turkey | |
| Helvaci, C. (1998). The Beypazari trona deposit, Ankara Province, Turkey. In Proceedings of the first international soda ash conference (Vol. 2, pp. 67-103). Laramie Wyoming. |
| Çelik Karakaya M & Karakaya N (2011) Mineralogy and Geochemistry of Zeolites of Pyroclastic Deposits in Northwestern of Tuzgölü Basin (Turkey). Goldschmidt Conference Abstracts. Mineralogical Magazine 75:635 |
| Alonso, Ricardo N. (2000) Borate Deposits of Turkey and Argentina Helvaci, Cahit A Summary and Geological Comparison. Turkish Journal of Earth Sciences, 9, 1-27. |
| CAHIT HELVACI & RICARDO N. ALONSO (2000) Borate Deposits of Turkey and Argentina A Summary and Geological Comparison. Turkish Journal of Earth Sciences, Vol. 9, 2000, pp. 1-27 |
- Sultançayırı (Sultan Tschair)
| CAHIT HELVACI & RICARDO N. ALONSO (2000) Borate Deposits of Turkey and Argentina A Summary and Geological Comparison. Turkish Journal of Earth Sciences, 9:1-27. |
- Mustafakemalpaşa District
| CAHIT HELVACI & RICARDO N. ALONSO (2000) Borate Deposits of Turkey and Argentina Helvaci, C. (1994). Mineral assemblages and formation of the Kestelek and Sultancayir borate deposits. Proc. 29th Intl. Geol. Congr. Part A, 245-284. A Summary and Geological Comparison. Turkish Journal of Earth Sciences, Vol. 9, 2000, pp. 1-27 |
| Dogan, A. U. (2003). Zeolite mineralogy and Cappadocian erionite. Indoor and Built Environment, 12(5), 337-342. |
| CAHIT HELVACI & RICARDO N. ALONSO (2000) Borate Deposits of Turkey and Argentina A Summary and Geological Comparison. Turkish Journal of Earth Sciences, Vol. 9, 2000, pp. 1-27 |
| Altay, T., Karakaya, M.Ç., and Murat, A. (2010): Goldschmidt Conference Abstracts 2010. |