Related Clues:

• Some of them are gray
• Conquistador's quest
• Smoking and nonsmoking, e.g.
• 'Fiery' things, to Shakespeare
• Montana's motto starter
• Geometric calculations
• The planets, e.g.
• Places for matches
• Metal in Montana's motto
• Foreign gold
• '___ en paz, fierro en guerra' (motto of San Francisco)
• Eyes, in poesy
• Moons, suns, etc.
• Venues
• Mercury and Saturn