Related Clues:

• See 38-Across
• Mined metals
• Bauxite or hematite
• Change from a krone
• Loads from lodes
• It lacks refinement
• See 5-Down
• Mine extracts
• Some can dig it
• Valuable rocks
• Vein yields
• It's found in the ground
• Profitable extraction
• Vein pursuits
• Lucky strike