. . . "Koh Nur"@en . . . . "Koh Nur, or the Mountain of Light, was a giant opal kept in the heart of the Great Khan's palace in the Sevenfold Mazework of the Great Dismal Delve."@en . . . . "Koh Nur"@en . . . . . . . "the Mountain of Light"@en . . . . . . . . . . . . . . . . . . "Koh Nur, or the Mountain of Light, was a giant opal kept in the heart of the Great Khan's palace in the Sevenfold Mazework of the Great Dismal Delve."@en . .