gems, Arabic lore, history, Arabic mineralogy,

The work is divided into four sections dealing with the constituents from which minerals are composed; precious substances belonging to the class of stones; the seven metals; and perfumes, compounds, and valuable medicines. Storey records numerous manuscripts, including copies dated 1347–48 and 1431. He also describes another recension entitled Tangsūq-nāmah-i Īl-Khānī, possibly associated with an author named Niẓāmī, containing descriptions of 41–43 precious stones, other valuable substances, perfumes, and fusible materials.