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

If you're remodeling, you may wonder which countertop to go with in your kitchen. Out of granite, marble, and quartz, here's ...

Quartzite is a natural stone quarried from the earth. Quartz is an engineered material, made from crushed natural quartz combined with resin and pigments. Quartzite is pure, raw geology — formed over ...