Questions & Answers about Das Gold ist teuer.
In German, names of materials are often used with the definite article, especially when speaking generally about the substance as a whole.
So das Gold ist teuer means gold is expensive.
German can sometimes also omit the article in other contexts, but with a sentence like this, das Gold is very natural.
- das Gold = the substance gold
- compare English, where we usually just say gold
Every German noun has a grammatical gender: masculine, feminine, or neuter. Gold happens to be neuter, so it takes das.
You usually have to learn the gender together with the noun:
- das Gold
- das Silber
- das Eisen
The gender is grammatical, not logical. It does not mean gold is somehow neutral in meaning.