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Deep Red Fluorescent Eucryptite, Midnight Owl Mine, Independence Gulch, Arizona

Light grey/white eucryptite from the Midnight Owl Mine, Independence Gulch, Yavapai Co., Arizona. This is a beautiful specimen under short wave UV, showing a deep, saturated red fluorescent response. Under mid wave UV a dimmer pink/red response is seen. This specimen shows little to no fluorescence under long wave UV. The dimensions are 8 x 6 x 5 cm, 230 grams.

Click on arrows to view photographs taken under different wavelengths. Mouse over the images for wavelength information.

As shown above, cherry red fluorescence is seen under short wave UV (254 nm).

A similar, but muted response is seen under mid wave UV (302 nm).

Same specimen shown under visible light.

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