Sunday, March 23, 2014

Warna Emas

Kita selalu lihat barang kemas yang mempunyai warna berbeza. Pelbagai tanggapan dibuat mengenai warna emas tersebut termasuklah ada yang mengatakan pewarna ditambah semasa proses minting.

Namun tahukah anda bahawa warna tersebut terhasil berikutan campuran logam lain dengan emas.

Berikut antara jenis logam komposisi yang digunakan untuk menghasilkan emas berwarna lain:

Yellow Gold (22K)
Gold 91.67%
Silver 5%
Copper 2%
Zinc 1.33%

Red Gold (18K)
Gold 75%
Copper 25%

Rose Gold (18K)
Gold 75%
Copper 22.25%
Silver 2.75%

Pink Gold (18K)
Gold 75%
Copper 20%
Silver 5%

White Gold (18K)
Gold 75%
Platinum or Palladium 25%

White Gold (18K)
Gold 75%
Palladium 10%
Nickel 10%
Zinc 5%

Gray-White Gold (18K)
Gold 75%
Iron 17%
Copper 8%

Soft Green Gold (18K)
Gold 75%
Silver 25%

Light Green Gold (18K)
Gold 75%
Copper 23%
Cadmium 2%

Green Gold (18K)
Gold 75%
Silver 20%
Copper 5%

Deep Green Gold (18K)
Gold 75%
Silver 15%
Copper 6%
Cadmium 4%

Blue-White or Blue Gold (18K)
Gold 75%
Iron 25%

Purple Gold
Gold 80%
Aluminum 20%

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