Explains how to start a rock collection and how to recognize igneous, metamorphic, and sedimentary rocks.
- ISBN10 0064450635
- ISBN13 9780064450638
- Publish Date 1 January 1990 (first published 1 September 1984)
- Publish Status Active
- Publish Country US
- Imprint HarperCollins Publishers
- Format Paperback (US Trade)
- Pages 32
- Language English