natural rough crystal quartz 1) 93% quartz and 7% resin 2) Incredibly hardness natural rough crystal quartz tile 2.Size:10-30mm 3.MOQ ... agate, Indian agate, turquoise, semi-precious stone, rose quartz, amethyst, quartz, green aventurine, tiger's eye, picture jasper, green ... from us:--Factory direct sale;--Worldwide shipping service available;--Low MOQ and volume discount for bulk orders;--Various and ...