Multi Tourmaline 3mm Round Faceted AA Grade Banded - 15-16 Inch FEATURE01272022 manganese and other metallic oxides

manganese and other metallic oxides captured during the forming of the rock

Composite beads may also be called "mosaic beads" becau

Goldstone is a manmade material

The presence of Manganese in the stone produces its color

Multi Tourmaline 3mm Round Faceted AA Grade Banded - 15-16 Inch FEATURE01272022 manganese and other metallic oxidesTourmaline 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