Vintage Mass Market Paperback in Good (G) condition. Light age wear but clean and straight.
from the contents
The fascinating mineral hobby —
How rocks and minerals are formed. Igneous rocks ; Sedimentary rocks ; Metamorphic rocks ; Soils and scenery —
Building a mineral collection —
Seven keys to recognizing minerals. (1. Luster ; 2. Hardness ; 3. Color ; 4. Streak ; 5. Cleavage ; 6. Fracture ; 7. Specific gravity ; Other mineral properties) —
How to read chemical formulas —
How to use the outlines —
Identifying the minerals : outline of keys —
Four keys to recognizing rocks (1. Texture and structure ; 2. Color ; 3. Acid test ; 4. Mineral content) —
Identifying the rocks : outline of keys —
Magazines for the collection —
Books for the collector.