Zeolite group - UV-Vis spectra
Analcime:
Heulandite:
Mesolite:
- Colorless mesolite - crystal - Pashan, Poona, Maharashtra, India
- White mesolite – 22.83 ct – Maharashtra, India
- White and salmon-pink mesolite – 36.73 ct – Maharashtra, India
- Colorless natrolite - 0.31 ct - USA
- Colorless natrolite - 10.14 ct crystal (110) - Tanzania
- Colorless natrolite - 4.14 ct - New Jersey, USA
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![uvvis zeolite mesolite 2283 white Maharashtra India](/images/db/zeolite/mesolite2283whiteMaharashtraIndia/uvvis__zeolite_mesolite_2283__white__Maharashtra_India.png)
![uvvis zeolite mesolite 3673 white-and-salmon Maharashtra India](/images/db/zeolite/mesolite3673salmonAndWhiteMaharashtraIndia/uvvis__zeolite_mesolite_3673__white-and-salmon__Maharashtra_India.png)
- Vis range: possibly iron, iron-dopped zeolite exibits similar brownish-orange color
- 980 nm: 2nd overtone and combination of the 3600-3100 cm-1 OH stretching vibrations
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