Ametrine 10x11-11x16mm Nugget - 15-16 Inch Black Gold The name originates from the

The name originates from the town of Larvik

It is a translucent to transparent stone with a soft pale pink to rose red hue

Botswana Agate was formed nearly 187 million years ago by lava flowing in waves from long faults in the earth

the mineral was named for French paleontologist Eugene Durmortier (1803-1873)

This later combined with additional silica in the groundwater as well as the minerals that give Mookaite its distinctive colors

Ametrine 10x11-11x16mm Nugget - 15-16 Inch Black Gold The name originates from theAmetrine is quartz that occurs in bands of purple and yellow. As the name suggests, it is a combination of Amethyst and Citrine. The different colored zones in the stone result from different oxidation states of iron, due to exposure to different temperatures during its formation. It is believed that Ametrine was first introduced to Europe by a conquistadors gift from Bolivia to the Spanish Queen.