Advanced Gemology II

<The book you are holding in your hands is slim, yet surprisingly heavy. Upon inspecting its pages, you realize most of its contents are beyond your comprehension. Perhaps someone else, a master of this craft could assist you with the tome.>

<Thegren's stony expression appears to turn joyful upon seeing you.>

<Thegren is examining the book with great interest. After a while he nods, places the book on the table and turns to you. Instinctively, you kneel, before feeling the rough texture of his skin. In a surge of knowledge, the instructions of refining an imperial topaz manifest inside your mind.>