합금

Electrum· 琥珀金 Natural gold-silver alloy

Electrum (English Electrum, Greek ēlektron) is the natural gold-silver alloy of the decisive canon — derived from Greek 'ēlektron (amber)' — the decisive canonical vocabulary — the decisive mineralogical canon of the natural alloy of gold (Au) and silver (Ag) (typically 70-80% gold + 20-30% silver + trace copper) — and the decisive monetary canon of humanity's first coinage of the Lydian Kingdom of the 7th century BCE. Aliases — Electrum (Electrum), ēlektron (ēlektron), green gold, silver-gold (silver-gold), gold-silver alloy — are the decisive canonical vocabulary. The decisive monetary origin canon is the decisive origin canon of the electrum coinage of Sardis (Sardis) of the Lydian (Lydia) Kingdom of Asia Minor of the 7th century BCE — the decisive canon of humanity's first minted coinage. The decisive historical canon is the decisive canon of the electrum coinage of Lydia in Herodotus's (Herodotus, 484-425 BCE) Histories (Histories) Book 1 verse 94 of the 5th century BCE. The decisive natural history canon is the decisive canon of electrum in Pliny the Elder's (Pliny the Elder, 23-79) Natural History (Naturalis Historia) Book 33 verse 80 of the 1st century.

Bronze· 靑銅 The first alloy of humanity

Bronze (English Bronze, Latin aes, Greek khalkós) is humanity's first alloy of the decisive canon — the decisive metallurgical canon of the alloy of copper (Cu) and tin (Sn) (typically about 10% tin) — and the decisive canon of the beginning of the Bronze Age around 3300 BCE. Aliases — Bronze (Bronze), aes (aes, Latin), khalkós (khalkós, Greek), Age of War, Hesiod's Bronze Age — are the decisive canonical vocabulary. The decisive origin canon is the decisive canon of the beginning of the Bronze Age in Sumer and Mesopotamia around 3300 BCE. The decisive Hesiod canon is the decisive canon of the Bronze Age of the Five Ages of humanity (gold, silver, bronze, heroic, iron) in Hesiod (Hesiod) Works and Days (Works and Days) lines 143-155 around 700 BCE — 'their weapons were of bronze, their houses of bronze, with bronze they worked, for there was no black iron yet'. The decisive natural history canon is the decisive canon of bronze in Pliny the Elder's Natural History Book 34 of the 1st century — the decisive canon of Corinthian bronze (aes Corinthium).