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Which one of the following is an ore of silver?

1. Argentite
2. Stibnite
3. Haematite
4. Bauxite

Correct answer: Argentite

Solution

Argentite (Ag2S) is a well-known ore of silver, while the others are ores of different elements: Stibnite for antimony, Haematite for iron, and Bauxite for aluminum.

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