Opal.
Jade.
Silica sand, river sand.
Natural dolomite and calcite limestone etc..
Amber.Manufacturing
Indonesia amber copal.
Mother of pearl.
Emerald.
Raw baltic amber.
Sleeping Beauty Turquoise.
Raw Amber.
Welo rough opal.
Amber raw.
Natural-baltic-amber-balls.
Tourmaline.
Zircons.
Jade.
Raw amber.
Amber stones, rough amber, white amber.
Blue sapphires.