While excavating the cliff dwellings of the long-vanished Anasazi tribe, 19th-century archaeologist Tanya Darrow uncovers an expedition led by rival archaeologist and notorious playboy Keane Trevalyan. In a subterranean cave, Tanya and Keane discover a mystical gemstone and a passageway to the 13th century!

The Turquoise Sun 1997, Zebra Books, New York, NY

ISBN-13: 9780821755419

Mass-market paperback