Terlingua Calcite - Terlingua, Texas
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Normal light
Shortwave ultraviolet
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Longwave ultraviolet

This calcite has a unique characteristics of its own. When first exposed to shortwave ultraviolet. There is a brief pink fluorescence at first then changes to blue with increasing intensity. When removed from shortwave ultraviolet, it has a strong blue phosphorescence.
When placed under longwave ultraviolet, it fluoresces a beautiful bright pink.

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