Ceramic- usually beautifully deep colors.
Different shades or speckled and shiny.
and hard to come by in the US
Murino glass
Glass beads & Crystals (Swarovski)
The earth is like a beautiful bride who needs no manmade jewels to heighten her loveliness. ~Kahlil Gibran
They are all made of things that I have bought from Colombia; tagua, nazareno, bombona, etc ademas de algunas semi-preciosas, incluyendo quarzos y perlitas.