and other colorful materials
The name "heliodor" is derived from two Greek words: helios "sun
Tourmaline is unusual in that it is both pyroelectric and piezoelectric
and those that still exist today have been passed down for generations
depositing layer upon layer of Quartz silicate to create the banding and patterns now prized in Botswana Agate
Labradorite 8x12mm Top Drill Faceted Tear Drop - 15-16 Inch Multi Rhutilated Quartz and other colorful materialsLabradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as labradorescence, taking its name from the stone. Labradorite is usually gray to green, dark gray, light gray or black. It was discovered in Labrador, Canada in 1770 and named for the area, though it is referenced as a highly revered stone in much older Inuit tribal legends.