Brass and Bronze are metal alloys. While brass is an alloy of copper and zinc, bronze is an alloy consisting mainly of copper, |
combined most often with tin, but at times also with other metals.
Brass was first known to exist in about 500 BC, while bronze dates back to 3500 BC.
Note that many ancient dice are NOT numbered in the standard (1-6, 2-5, 3-4) way.