They compared prices at Whole Foods stores in half a dozen cities to those at various competing supermarkets to determine which stores were cheaper. They found that Whole Foods is about 15% more expensive than other conventional supermarkets, such as Kroger, Wegmans, and Safeway.
A type of igneous rock. Basalt is the most common rock type in the earth's crust and makes up most of the ocean floor.
It consists mostly of rocks rich in silica and aluminum, with minor amounts of iron, magnesium, calcium, sodium, and potassium. â¦ The crust that lies underneath the oceans is called oceanic crust, and is approximately 3 to 6 miles (4.8 to 9.7 kilometers) thick.