Galena var. Spinel Law Twinned with Quartz, Sphalerite and Calcite from Krushev dol Mine, Madan Municipality, Smolyan Province, Bulgaria. A remarkable cluster showcasing galena crystals with classic spinel law twinning, elegantly accompanied by lustrous quartz points, dark sphalerite, and contrasting white calcite, all artfully assembled on matrix. This specimen is from the renowned Krushev dol Mine, located in the heart of the Madan ore field, Smolyan Province, Bulgaria. From the historic and mineralogically rich Krushev dol Mine in Bulgaria’s renowned Madan ore field, this example is highly sought after by collectors for its exceptional crystallography and aesthetic appeal. The specimen’s pristine condition highlights the top-quality galena form typical for this location, making it a standout addition in any fine mineral collection.