The surface of quartz stone products is harder than steel.
Generally speaking,you can put everything ,not worried about nick.

1)Product Name: Quartz Slab

2)Color No.:  KCC9350

Quartz Surface Stone is 93% crushed quartz, one of nature's hardest minerals. The quartz is combined with high-quality,polymer,resins and pigments and then compacted under intence vibration,vacuum,and pressure into dense,non-porous slabs.The slabs are post cured,guaged to precise thickness and polished to an enduring shine.