pyrite - Huanzalá Mine, Huallanca, Peru - Unit of 5 student specimens This peat was collected from

This peat was collected from a former marsh along Pallett Creek in the San Andreas fault zone

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Chalcopyrite is the primary sulfide ore of copper

San Jose Creek feeds the beach directly

Photo under shortwave u/v follows the photo in white light for each specimen

pyrite - Huanzalá Mine, Huallanca, Peru - Unit of 5 student specimens This peat was collected frompyrite FeS2 Huanzal Mine, Huallanca, ncash Department, Peru Pyrite, iron sulfate, or fool's gold, is the most common sulfide mineral. As it oxidizes, it changes from iron sulfate to iron oxide and takes in water, becoming limonite. This change releases sulfur, which forms sulfuric acid that dissolves other minerals in the original ore, allowing them to be washed downward by rainwater. The leached zone is easily mined. Pyrite is used as an iron ore