Possible Clues:

• Casablanca's country: Abbr
• Casablanca's country: abbr
• Western Sahara neighbor: Abbr
• "Eat — Chikin" (Chick-fil-A slogan)
• Gloomy
• Initially easy-listening
• Core of metamorphic soil material
• Initially easy-listening, not for the streets
• Non-rock initially
• W. Sahara neighbor