“Part of an 11x5,7cm classic specimen of jet-black terminated columnar xls of Manganite forming a druse on massive Manganite, associated with a 3.2cm long blade of white Barite. Field of view 6.5x4.5cm, largest Manganite xl in view is 1.9 cm long. L.Rantos collection.”

“Field of view 5.5x4cm. Druse of striated columnar Manganite xls to 1.9cm long. L.Rantos collection.”