Iron
Yes and it has become a very valuable collectors item
Europeans wanted to find gold because is is an valuable item and because it will make their country wealthy. :)
no one exactly knows
no one exactly knows
they are people that make the crafts and pottery of the shang dynasty
what properties do gems have that make them valuable
they would make it out of clay like today but they don't have technolongy
Some jobs of Ancient Egyptian craftspeople; -Coblers, shoe makers -Weavers, make linen and other materials -Jewelers, make jewelry -Sculptors, make sculptors of gods and pharaohs
However... no. They do not make any money. They only get food, shelter, and protection for their weapons and armor they make.
originally maps were incredibly expensive to make and took considerable time. To recreate these was also vastly expensive. therefore when early explorers had maps which they made as they went along these were a valuable item as they were frequently the only reference to how toget to somewhere
If it's a particularly rare item, it might. At the very least, it will make it more unique and appealing to niche market collectors. This is something which you really need to have appraised by a professional.
Any testable hypothesis is valuable.