Eye-catching large specimen of fluorescent blue fluorite, fluorescent dogtooth calcite, with hematite.  

locality – Hunan Province, China

weight – 651 grams

size – 13.8cm x 9cm x 6cm

Cluster of large, purple, translucent FLUORITE crystals on white Quartz. Most of the cubic crystals are beveled and zoned with dark purple edges. The Fluorite fluoresces Blue under long-wave UV light. Specimen is 6.3 inches in length. Largest Fluorite cube is 0.6 inches long. 

Large, translucent SCHEELITE crystal with a contact twin. The largest face is 1.4 inches long. Brilliant golden-yellow color. It fluoresces blue under short wave UV light. The matrix is silvery MUSCOVITE. The specimen is from the famous Pingwu mine in China. Scheelite is a major ore for Tungsten. This specimen is from the collection of Roger Maynard. Roger is a friend and was a long-time geologist with the US Geological Survey.