RANDROCK MINERALS (Quartz Division) delivers a range of high purity quartz products, tailored to customer chemistry and sizing specifications. Our High Purity Lump Quartz beneficated from our Quartz Mines , is suitable for a wide range of high-tech applications, including the manufacture of Solar crucibles, Quartz ware and tubing. Our quartz is currently the one of only known high purity lump quartz available in large, chemically consistent quantities. Our high purity quartz feedstock allows producers to target the solar and semiconductor industry, achieving higher-purity, higher quality, end products, making significant cost savings on downstream purification.