Purple Stichtite 6mm Round Beads - 15-16 Inch Shape_Marquise and this can be confirmed

and this can be confirmed under magnification

Kingman turquoise

and inlay placement should be expected

a Venetian monk tipped molten copper into a vat of molten glass

Purple Stichtite 6mm Round Beads - 15-16 Inch Shape_Marquise and this can be confirmedStichtite is a mineral, a carbonate of chromium and magnesium. Its color ranges from pink through lilac to a rich purple color. Discovered in 1910 on the west coast of Tasmania, Australia, it was first recognised by A. S. Wesley a former chief chemist with the Mount Lyell Mining and Railway Company, it was named after Robert Carl Sticht the manager of the mine. The only commercial mine for stichtite serpentine is located on Stichtite Hill.