Related Clues:

• Formality
• Word with Yellow or brown
• Bar rocks
• 'Basic Instinct' co-star
• 'Platoon' director
• Witt's surface
• Diamonds, in mob lingo
• Chest contents, often
• It's sometimes sold in bags
• Rocks in a bar
• Sturdy building material
• Drink cubes
• Venue for 6-Down
• Convenience store bagful
• It's hard to get a grip on