Mother of pearl material seashell and wall
Emerald
Tansanian ruby
Pearl strands, pearl beads, loose pearls include round freshwater pearls, nugget pearl, button pearl, rice pearl, potato pearl, wheat pearl, top drilled pearls, coin pearl, blister pearl, keishi pearl, biwa pearl, loose freshwater pearl, akoya pearl strands
Lowiron Limestone and Low Iron Dolomite.
Silica sand 99 2% ~ 99 6%
iron ore
others
Feldspar, Limestone And Lime
Freshwater pearl