Fossils, Rocks, Minerals and Gems
The ultimate identification guide to hundreds of rocks, minerals and gems.
This is a definitive full..
Author Statement: John Farndon
Age range lower: 11
Age range upper: 15
A well-illustrated reference for anyone needing to make accurate judgements about gemstones, includi..
Author Statement: Judith Crowe
An indispensable guide to identifying mistakes and accidents, and foolproof ways to fix them.
Author Statement: Frieda Munro