The Lexicon Platinum LP-V330 rectangle vanity sinks are constructed from 80% natural quartz, creating an incredibly durable and hygienic sink surface. Easy-to-clean and food-safe, quartz has the smooth feel of stone with superb sound-absorption properties and provides maximum protection against heat, scratches, and stains. Lexicon Platinum Sinks are backed by a limited lifetime warranty. Sink Features: These sinks are made of 80% quartz minerals. These sinks will contain properties of quartz in them meaning when shown in light they will reveal some of the speckled, shiny properties of quartz.