Usage patterns
黄金の〈物〉a golden ~ (something made of or resembling gold)
The king displayed a golden statue in his palace.
〈物〉が黄金色に光るsomething shines a golden color
The sea shone golden in the sunset.
黄金を手に入れるto obtain gold (coins or treasure)
The adventurers obtained gold in the old castle.
Expressions
黄金の文字gold letters; letters written in gold paint