Their trade group filed a petition asking the government to impose quotas and a 50 percent tariff on all imported quartz.

Marble can be susceptible to etching and stains, but what about hot pots and pans? We'll answer whether you can set something hot on marbletops and what kind of damage it can cause.

Some safety experts want California to stop the cutting of quartz countertops saying it can't be done safely. Lawmakers, ...