The stone age ended when people found out how to make things from metals such as copper and gold. About 5,500 years ago a metalworker in Western Asia discovered that a mixture of tin and copper made a material much harder than copper alone. This was called Bronze.
Tin + Copper = Bronze
In Ireland the Bronze Age lasted nearly 2,000 years from about 2200BC. In Wicklow, Copper and gold was mined at Avoca. Tin could only be got from Cornwall in England.
In this picture we see
a bronze bracelet
two bronze axe heads
two gold dress fasteners
an amber necklace
Millions of years ago, amber was formed from fossilised sap which flowed from coniferous trees.
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