How to Safely Remove Water Spots from Quartz Countertops 3Hard water stains and hard water spots require special cleaning for quartz countertops. Learn how to safely remove hard water spots and mineral deposits with a simple list of "Do's and Don'ts," as well as preventative steps.
White Haze On Granite Composite Sinks 6
There are two very common issues that resemble the look of a white or chalky haze on black granite composite sinks. One is caused by mineral deposits (calcium and lime) and the other is a damaged surface. A sink with a damaged surface is particularly noticeable on black sinks and caused by either an abrasive pad or chemical etching.