Star Trek: The Next Generation - Fortune's Light by Michael Jan Friedman
Paperback. Condition: Fine. 1991. Pocket Books. 1st Edition, 1st Printing.
Madragi, huge social/economic entities wealthy beyond compare, inhabit the mysterious world of Imprima. When the famous jewel, known as "Fortune's Light", is stolen, Riker and crew are drawn across the galaxy, back to Imprima, where an old friend of Riker's stands accused of the theft.