Rhodochrosite MnCO₃ (manganese carbonate) and pyrite FeS₂ (iron sulfide) make a striking combination of minerals due to their contrasting colors and appearances. Rhodochrosite is known for its beautiful pink to red color, while pyrite is recognized for its metallic gold luster.
Rhodochrosite and pyrite form in similar environments:
Hydrothermal Veins: Both minerals can precipitate from mineral-rich hydrothermal fluids in veins and fractures within the Earth's crust.
Manganese Deposits: Rhodochrosite forms in manganese-rich deposits, while pyrite can form in a variety of sedimentary and hydrothermal environments.
Geological Processes: As the hydrothermal fluids cool, rhodochrosite and pyrite crystallize, often together, due to their compatible formation conditions.
Some notable localities are Colorado USA, Argentina and Peru.
MEASUREMENT DETAILS:
3.50"L x 2.75"W x .50"H