A great aegirine crystal, very long, aerial, elongated prism, finely vertically striated. It shows an intense green color, almost black, with very sharp faces and edges. Terminal faces are fibrous and show a delicate green color. Accompanied by small aegirine crystals, quartz and feldspar. Nice specimen. THE MAIN CRYSTAL IS: 4,9 x 1,4 x 0,8 cm. Fluorescence UVC (Feldspar).