Title: Black diamonds
Subtitle: a search for Arctic treasure
First published: 1983
Description: While searching for a gold mother lode, the Morgans and their two friends come upon a pool covered with iridescent oil. Could it be "black diamonds", as oil is known by those who seek it? Sequel to "Frozen Fire".
Subjects: Fiction, Petroleum, Adventure and adventurers, fiction, Children's fiction
Places: Northwest Territories