Superior Marble and Granite carries Q Premium Natural Quartz countertops. Q is manufactured by MSI. Q is a natural quartz surface made by an optimal fusion of quartz and resin materials is made from over 94% natural quartz. Q is scratch-resistant, stain-resistant, and is offered in an array of modern colors providing a beautiful and discerning countertop solution for Homeowners, Architects, and Designers alike. See the entire line of Q Quartz at our showroom in Ipswich, Mass.