The answer is in the color and veining of these popular Italian marbles

Carrara white marble

Carrara White marble is one of the iconic luxury Italian marbles featuring shades of white and gray.

Calacatta Marble is a luxury stone; therefore, it is often utilized in very visible areas, Calacatta Marble flooring is popular for entry ways in corporate offices. However, Calacatta Marble slabs and tiles are recommended for a variety of indoor applications where elegance is desired, including in the kitchen as countertops and backsplashes. Calacatta marble countertops are found both in executive boardrooms as well as today’s designer homes