There are three main types of plate boundary: divergent, convergent and transform. Plates move away from one another at divergent boundaries. This happens at mid-ocean ridges. Plates move towards one another at convergent boundaries; one plate is forced below another in a process called subduction.
The skin of a Concord grape is typically dark blue or purple, and often is covered with a lighter-coloured epicuticular wax bloom that can be rubbed off. It is a slip-skin variety, meaning that the skin is easily separated from the fruit. Concord grapes have large seeds and are highly aromatic.
While pure white granite is hard to find, white based granite with metallic or colorful flecks is a popular color. The white color reflects light, making kitchens look larger. Blanco Romano is a white-based granite with beige and gray flecks. Beige is a neutral color, so it is a popular choice for granite countertops.