Mineral abrasives are made of many different materials. Choices include sodium bicarbonate (baking soda) or calcium carbonate; crocus, rouge, or iron oxide; emery; garnet; and sulfate minerals such as ...

By Julie Johansen The Carbon Emery Economic Development Group met on Tuesday Oct. 29. Leaders from both counties, the ...

Aluminum oxide, the most common industrial mineral in use today, is used either individually or with other materials to form ceramic grains. Aluminum oxide is also combined with emery and crocus to ...