“Druse, on matrix, of acicular crystals of Montroseite, a rare iron and vanadium hydroxide, that are bright and have a very dark, almost black, green color.Prachovice, Pardubice Region, Bohemia, Czech RepublicFound in 2005Specimen size: 3.5 × 1.6 × 1.4 cm = 1.4” × 0.6” × 0.6”Main crystal size: 0.2 × 0.1 cm = 0.1” × 0.0”EH66AH6 ”
Jordi Fabre - 11th October 2018