Citrine 10mm Round AAA Grade - 15-16 Inch Size_25mm have been used for yellowish

have been used for yellowish gemstones for at least two thousand years

The color of Smoky Quartz is due to natural irradiation and traces of aluminum within the crystal lattice of the stone

Norway where this type of igneous rock is found

Naturally occurring in hues of blue-green to green with spots and streaks of red

Citrine 10mm Round AAA Grade - 15-16 Inch Size_25mm have been used for yellowishCitrine is a transparent Quartz, ranging in color from pale yellow to golden yellow, honey or brown, giving it a similar appearance to Topaz. It may also contain rainbow to colored or sparkling inclusions. The name comes from the French word for lemon, citron. It was a prized gem in Greece as far back as 300 BCE.