Related Clues:

• It goes around the world
• View from Memphis
• Stone called 'oculus mundi' in medieval times
• It's about 4,150 miles long
• Aswan's site
• Kite setting
• Imperial
• Khartoum's waterway
• Contrail milieu
• Gem with a play of color
• Colorful stone
• Fiery stone
• Whitish stone
• Locale in Exodus
• Picasso's birthstone