Doctor Who The Darksmith Legacy - Dust of Ages

Doctor Who The Darksmith Legacy Series of Books - The Dust of Ages - The Doctor arrives just in time to lend a helping hand to a survey team of scientists drilling beneath the Moon's surface to discover the cause of an unusual power source. The adventure continues with deadly lunar dust and a Crystal that has been lost for centuries. Just what the Darksmiths have been looking for and they have despatched an Agent to recover it. At any cost !