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RM545   Fluorite

Berta quarry, El Papiol - Sant Cugat del Vallès, Barcelona, Catalunya, Spain

A group of fluorite crystals those, at first glance, seem just octahedra, but if you take a look carefully you will see complex terminations. Some crystals are isolated increasing its aesthetics. Good transparence and exceptional green color. Acompanied by small quartz crystals.
This specimen belongs to the "old" fluorites from Berta quarry, from an area of ​​sericitized granodiorite. In the fractures, if it was enough space, they grew lining the walls. When quarry worked lower levels fluorite appeared in fresh granite matrix, but mostly without this depth of color. A great speciemen. A classic between classics of our country.


Size: 13,2 x 9,0 x 5,5 cm.
Main crystal: 11 x 10 mm.
Found in 1980's.

Fluorescent under LW-UV and SW-UV lights
 
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