Stunning and perfect scheelite on muscovite

This is a fantastic museumquality specimen of scheelite on Muscovite from the pingwu mine, China. This is a spectacular piece containing a perfect scheelite crystal with a great luster. Scheelite is a calcium tungstate mineral with the chemical formula CaWO 4. It is an important ore of tungsten (wolfram). When exposed to shortwave uv scheelite will show a very bright blue/white color, under midwave you sometimes can see a bright orange fluorescence and this is the case with this specimen. A fantastic specimen that will look perfect in every display.

估價:$561.85

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