A Diamond in the Ruff Diamond(Gr Adamas) nearly pure colorless, crystalline carbon, the hardest mineral known used for gems or cutting tools. Rouh(ruf) (OE ruh) Not smooth, or level; uneven harsh or coarse no, not polished or finished. When God created man in his own image and he created us just as we are. Coal is black combustible mineral solid used as fuel. A bag of...