Tourmaline 4-6x8-9mm Irregular Rondelle Bead - 15-16 Inch Shape_ or changeable inner luster

or changeable inner luster

exhaustion and mental angst

a type of reversible photochromism

Agate is one of many varieties of banded Chalcedony

Fossils are believed to reduce stress

Tourmaline 4-6x8-9mm Irregular Rondelle Bead - 15-16 Inch Shape_ or changeable inner lusterTourmaline is classified as a semiprecious stone and occurs in a vast array of colors, everything from colorless to black, from pastel to bright to dark. It can even exhibit various colors within the same specimen. Its name derives from the Sinhalese word turamali, which translates to stone of many colors. Due to this variety of colors, Tourmaline has often been confused with other stones. Many stones in the Russian crown jewels from the 17th century