Related Clues:

• Matching collections
• Plants firmly
• Collector's collections
• Metal-yielding rocks
• Full collections
• Uses rollers
• TVs
• Rock groups
• Stuff to smelt
• They may hold the lead
• Buried treasures
• 6-1, 3-6 and 7-5, in tennis
• Refinery inputs
• Mines' output
• Mounts, as a gem