Tumbled Smoky Quartz / 20-50mm AVG - 1 KILO LOT Menu Towers Points & Obelisk For nearly 100 years

For nearly 100 years

Some stones may be dyed or heat-treated to enhance their color

Pieces measure approximately 1-4" (AVERAGE SIZE)

25 to 2 inches)

Chalcopyrite is a brassy golden copper ore

Tumbled Smoky Quartz / 20-50mm AVG - 1 KILO LOT Menu Towers Points & Obelisk For nearly 100 yearsQuantity: 1 kilogram Average size range: 20 to 50 millimeters Quartz is one of the most common minerals found in the Earth's crust, and takes on a variety of colors depending on the other minerals and trace elements that are included as it forms and grows. Smoky quartz gets its color when aluminum impurities in rock crystal quartz are activated by natural geological radiation over long periods of time.