“Growths of Quartz crystals forming irregular bundles. The crystals are completely coated by intensely bright and iridescent oxides of iron and manganese. On a matrix of Quartz and Limonite.Banská Štiavnica, Banská Bystrica, Slovak Republic.Found in 2009Specimen size: 8.3 × 6.4 × 3.5 cm = 3.3” × 2.5” × 1.4”Main crystal size: 0.5 × 0.2 cm = 0.2” × 0.1””