... 1) 93% quartz and 7% resin 2) Incredibly hardness natural rough crystal quartz tile 2.Size:10-30mm 3.MOQ:10kgs ... , semi-precious stone, rose quartz, amethyst, quartz, green aventurine, tiger's eye, picture jasper, green piebald stone, gold sand stone, red quartz ... may be slight size differences among the beads of a bracelet. This is what we call imperfect beauty. Just like the ...