He smiled at her, understanding what it was to mourn the loss of a sibling. As much as he missed Jade, he was glad he at least had Hannah to fall back on. She had Katie's beauty – without the abrasive personality.
Other mineral products are graphite, garnet used as an abrasive, pyrite and zinc ore.
Among the products of the rich stone quarries of the state, only that of abrasive stones is important in the markets of the Union; the novaculites of Arkansas are among the finest whetstones in the world.
By means of a rotating table either two surfaces of glass, or one surface of glass and one of cast iron, are rubbed together with the interposition of a powerful abrasive such as sand, emery or carborundum.
While granite is very strong, you may risk scratching the material if you use abrasive cleaning products or materials, such as scouring pads with metal components.