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Tin Pyrites

Part of Speech: Noun

Sense 1: A yellow mineral consisting of iron sulfide and tin sulfide, often used as a minor source of tin.

Sample Sentence: Tin pyrites is commonly found in ore deposits and is often associated with other sulfide minerals such as chalcopyrite.

Sense 2: A popular name for the mineral pyrite when it occurs in tin-bearing rocks.

Sample Sentence: The local miners called the shiny mineral they discovered in the tin-rich rocks tin pyrites, but it was actually pyrite.