Smoky quartz, rectangle cut sides, 20.16 carats, origin Brazil

Cuarzo ahumado bicolor en tono marrón champagne en talla rectangular con lados cortados, brillo cristalino perenne en toda la gema.

The main deposits of smoky quartz are Brazil, Scotland, United States, Madagascar, Russia, Switzerland.
Large natural crystals have been found in France, particularly in the Haute Vienne.
Smoky quartz is one of the colored variants of mineral quartz, it is a macrocrystalline quartz, which owes its color to the natural or artificial irradiation of the aluminum salts it contains.
Fine stone that can be mounted in jewelry.

Ref: QF117/2016B22
Weight: 20.16 carats
Size/Shape: Canted Rectangle
Clarity: Clear
Size: 20.07 x 13.57 x 8.93mm
Color: Two-tone
Hardness: 7 on Mohs scale
Origin: Brazil
Certificate of origin: Yes

Careful packaging and shipping with internet tracking.
Delivery by professional carrier with insurance and certificates of sale and origin.