Marcasite specimen from the historic Linwood Mine in Buffalo, Scott County, Iowa. This brassy, metallic crystal displays the characteristic pale bronze luster and geometric form typical of marcasite deposits from this renowned locality. Dimensions: 1 × 1 × 4.5 cm. A fine addition to any mineral collection, showcasing Iowa's rich mining heritage and the distinctive optical properties that make marcasite a sought-after collector piece.
