Aragonite group - UV-Vis spectra
Aragonite:
- Blue aragonite – 35.85 ct – Sainte-Marie-Aux-Mines, Haut-Rhin, France
- Aragonite layer of green to reddish-orange ammolite (top) - 10.66 ct - Canada
- Greenish-white aragonite - 54.80 ct cab - Brazil
- White strontio-aragonite - rough - Italy
- Colorless aragonite - 0.71 ct - (Brazil)
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Colored by Cu2+
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