FLUORO-RICHTERITE in fluorescent CALCITE - Wilbeforce, Ontario, Canada
Terminated Fluoro-richterite crystal with a few smaller ones in red SW and LW fluorescing Calcite.
An excellent example of this rare amphibole mineral reported from just about 22 localities worldwide.
ex Eugene Carmichael
Measures approximately 2.5 x 2 x 1 inch, 4.33 oz / 63 x 51 x 25 mm, 123g
Item # A0590314
To show the fluorescent response the specimen was illuminated using 6 watt 254nm (Short Wave) / 366nm (Long Wave) UVGL-58 lamp (you need a proper UV light source to observe the fluorescence, more powerful lamp = brighter response)