Bicolor Blue & Green Tourmaline with Quartz Crystals on a Feldspar Matrix thumbnail A 365 nm long wave

A 365 nm long wave ultraviolet light was used in the fluorescent photos

365nm long wave UV light to see the best results

chlorite included quartz crystal plate with gorgeous luster and a few rainbows

Willemite fluoresces green and calcite pink/orange/red

Bicolor Blue & Green Tourmaline with Quartz Crystals on a Feldspar Matrix thumbnail A 365 nm long waveBeautiful bi color blue and green tourmaline crystal with quartz crystals on a matrix of white feldspar. There is some minor Muscovite mica present. The tourmaline crystal has a flat termination at the lighter color end. Size: 70 x 50 x 46 mm. 106 grams From Shigar Valley, Pakistan