1. a bronze-colored magnetic iron sulfide mineral
Usage: mineralogy

Examples

• The geologist identified pyrrhotite in the rock sample by its distinctive bronze color.
• Pyrrhotite is often found in igneous and metamorphic rocks.
• The mineral’s magnetic properties help distinguish pyrrhotite from other sulfides.
• Mining operations extract nickel from pyrrhotite-bearing ores.
• Pyrrhotite crystals exhibit a metallic luster when freshly broken.
• The specimen contained both pyrite and pyrrhotite minerals.