Simply put, quartz is technically a readily available natural stone, but it’s transformed into “engineered stone" for countertops by combining crushed quartz crystals with resin and synthetic ...
If you think you could round up all the quartz crystals decorating windowsills ... is harder than natural granite (Mohs rating of 6 to 7) or marble (Mohs rating of 3 to 4). Let’s start with ...
Quartz and marble are about the same when it comes to the cost of installation and sourcing. The main difference in cost ...