Related Clues:

• Journal reaches a million with article that's hot stuff
• Molten rock, two degrees either side of boiling finally
• What igneous rock used to be
• Volcanic or molten rock
• Explosive material from yearly meeting held by graduate
• Review degree given for hot rock
• Mother wraps good, hot filling in crust
• Graduate goes round yearly meeting with molten rock
• Rock periodical graduate follows
• Geyser heater
• Money advanced to hold shareholders' gathering is factor in outburst
• Hot stuff in the crust
• Mum's eating good hot stuff!
• Hot rock mass shown in colour supplement article
• Soft rock publication mostly reproduced