Iridescent Siderite crystals epimorph after Pyrrhotite from Turț Mine (Ghezuri Mine), Turț, Satu Mare County, Romania. An attractive specimen featuring lustrous, caramel-brown to golden-yellow siderite crystals artfully forming an epimorph after bladed pyrrhotite. The hollow, well-defined casts preserve the shape of the original pyrrhotite, showcasing the remarkable replacement process that occurred within the renowned Turț Mine. Subtle iridescence and contrasting mineral textures add visual appeal, making this piece a fine example from this classic Romanian locality. A desirable addition for collectors focused on epimorphs, Romanian classics, or unusual crystallography. Turț Mine is celebrated across Romania for producing remarkable replacement minerals, and these pseudomorphs are highly sought after for their rarity and scientific significance. This piece stands out for its crisp preservation of original pyrrhotite geometry and beautiful metallic sheen, making it a superb addition to any sophisticated collection of Romanian classics. The Turț Mine (Ghezuri Mine) in Satu Mare County, Romania was ordered to close permanently in 2007, following government directives for mine closures.