Sjanger: Documentary
Stjerner: Richard Kiley
Mannskap: Irwin Rosten (Producer), Irwin Rosten (Writer), Jay Chattaway (Music), Barry Nye (Editor), Nancy Severinsen (Music Coordinator), Jack K. Tillar (Music Supervisor)
Land: United States of America
Språk:
Studio: WQED, National Geographic
Runtime: 58 minutter
Kvalitet: HD
Løslatt: Mar 13, 1991
IMDb: 10
nøkkelord:gemstone, national geographic
