ENARGITE and SPHALERITE on PYRITE - Huanzala Mine, Peru
Black Enargite, very dark Sphalerite (red on thin surface), golden Pyrite, and white Calcite (fluorescing pink in LW and SW UV)
Measures approximately 3.5 x 2 x 1.5 inch, 15.30 oz / 89 x 51 x 38 mm, 434g
this specimen is featured on mindat, minID: QQH-4C5
Price: 200.00 USD
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).