Colourless but iron-stained fluorite crystals. Fluorescent blue under longwave UV. Width of view 11.5mm. Stack of 40 images (white light) and 30 images (UV).
Use the slider to see specimen under white light and longwave UV.
[twenty20 img1=”17916″ img2=”17917″ before=”Longwave UV” after=”White Light”]
Click on the image below for a higher resolution version.
