Collecting in the air

Talk to Engineer Lekon in Keucereus Alliance Base to receive 8 Star Stone Extraction Scroll.
Transform into a flying form and fly to the northeast of Keucereus Alliance Base, in the location marked on the map, you will see flying blue stones, blue crystals are obtained from them. The same stones of different colors are scattered at different heights throughout the Gracia location. You need to collect 8 stones of one of these varieties: red, green, blue.
Using Star Stone Extraction Scroll, extract red, green or blue pieces from flying Red Star Stone (1 lvl), Green Star Stone (1 lvl), Blue Star Stone (1 lvl): Red Star Stone Extraction Stone (Small Fragment of Red Star Stone)
Green Star Stone Extraction Stone (Small Green Star Stone Fragment)
Blue Star Stone Extraction Stone (Small Blue Star Stone Fragment)
To do this, you need to fly close to the stone and use a scroll on it - by double-clicking from the inventory, or by clicking from the panel.
Having collected 8 fragments, return to Lekon and receive your reward: 25160 experience, 2525 skill points, Spellbook - Star Stone Extraction Skill (Spellbook: Extract the Star Stone) (we study the book with the 2nd click).

Red Star Stone Extraction Stone (Small Red Star Stone Fragment)
Green Star Stone Extraction Stone (Small Green Star Stone Fragment)
Blue Star Stone Extraction Stone (Small Blue Star Stone Fragment)