Smoky quartz, rectangle cut sides, 12.14 carats, origin Brazil
Two-tone champagne brown smoky quartz rectangle cut with cut sides and deep crystalline luster on all the facets of the gem.
The name “quartz” was introduced by Georgius Agricola (1494/1555) in 1529, a 16th century scholar considered the father of mineralogy.
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.
Weight: 12.14 carats
Size/Shape: Canted Rectangle
Size: 18.89 x 10.50 x 7.36mm
Hardness: 7 on Mohs scale
Certificate of origin: Yes
Careful packaging and shipping with internet tracking.
Delivery by professional carrier with insurance and certificates of sale and origin.