Obsidian, marble.Clearing agent
Precious stones.
Talc stone or talcum powder.
Precious and rough semi-precious stones..
Alexandrite emerald and other precious stones.
Pedras preciosas.
Precious and semi precious stones.
Raw agate in blue, red and natural colors
.
Natural gilsonite, 200 mesh gilsonite for oil use, thermal carbon type A and B, coke carbon for blast furnaces.
.
Semi precious stones like amethyst.
Semi-precious stones.
.
Cut And Polished Semi Precious Stones Like Emerald Ruby Sapphire..
Natural Alexandrite Stones
.
Semi Precious Stones Like Pearl..
Crushed stones aggregates.
Quartz, Opals, Semi Precious Stones.