but those properties are not needed, you need food or water or shelter maybe even entertainment but gold offers non of that it is merely a shiny easily shaped metal.Some archeologists explain the value of gold as follows.
Gold is an esthetic metal. Its relatively vivid color (dusky orange-yellow) is notable compared to other metals. It resists corrosion. It is relatively easy to refine and shape. Its gold leaf can become extraordinarily thin, covering wide surface areas. Its properties are valuable, and its rarity increases demand. It becomes a symbol of prestige for items and images that convey authority.
But the key to the value of gold is its portability. Its ability to transport sizable wealth in a small amount of space is itself an inherent value.
on the point of how alien fantasy races minds could be warfored or shardmind might be the most as they have likey no purpose to even having survival instincts or to even value their own survival which are things very low down in peoples minds as well as most types of life which is non-people.
they would be sapient entities, not sapient species.