First of all, the most famous one is the one that produces the most diamonds, mainly in South Africa, which is used for craft jewelry;

There are also many rocks in China, such as marble, which are produced in Dali, Yunnan and Fangshan, Beijing, and are used for architecture, sculpture and handicrafts.

There is also granite, which is produced in Northeast China, Inner Mongolia and other places and is mostly used in architecture and sculpture.

And biotite granite and quartz diorite produced in Hainan, Qinling, western Sichuan and southern Qilian Mountains as ores, which contain iron, copper and nickel and are used for smelting;

In addition, granite, diorite and monzonite are produced in the eastern region, western Yunnan and Tibet, and are used as ores to extract tin, tungsten, molybdenum, lead, zinc, copper, fluorite and alum.

There are also ultrabedrock, quartz, diorite, granite and so on. Produced in Tibet and Taiwan Province Province, it can be used to extract chromium, gold, copper and lead. There are many rocks, which are good materials for paving, building, sculpture and smelting.