“Transparent glass-like greyish Cryolithionite grains into white microcrystaline agregate of Cryolite partialy replaced by secondary fluoraluminates. It is interesting, that Cryolitionite had turn out the main fluoraluminate in the single "cryolite" body about 1 cubic metre size, mined on this locality in 1845. Cryolithionite grains in this body had reach up to 20 cm size. FOV is ~12x10 mm. Mined and collected in 1845. Pavel M. Kartashov collection and photo. ”