Hardness and wear resistance of quartz countertop is superior to the ambry of man-made stone , which is better in heat resistance, but it is absolutely not so serious. Whether it is man-made or quartz, you can’t put the hot pot directly on the table, the heat bilges cold shrink can cause the local changes in molecular structure. Both quartz and artificial stone, if you don't use the pot mat, and directly put the high temperature object on the countertop for a long-term, surface contact with high temperature object will have difference with other mesa bright part.