Traditional Culture Encyclopedia - Almanac inquiry - Why did gold act as a universal equivalent in ancient times when communication between regions was limited?

Why did gold act as a universal equivalent in ancient times when communication between regions was limited?

In the case of different external environment, the nature of gold itself determines that it can act as a universal equivalent:

1. is rare in a certain range;

2. The physical and chemical properties are relatively stable, which is convenient for storage and transportation;

It is everywhere and can be exploited and utilized.