minerals

Detailed full-color spreads help beginning naturalists observe and understand over 150 types of rocks and minerals.

An introductory geology text filled with photos and descriptions of various types of rocks and earth processes.

A self-teaching guide for rock collectors using a question and answer format.

A collection of science projects that are simple and fun to do with rocks and minerals.

"From dazzling blue lapis lazuli to volcanic snowflake obsidian, this poetic illustrated book describes the incredible variety of rocks on Earth and how they move through the rock cycle"--.

Describes the properties of minerals, such as hardness, luster, and color; presents a hands-on demonstration of minerals' crystalline structure; visits an old silver mine, showing how silver ore was mined a century ago; and explains how minerals are used in jewelry, medicine, and other areas.

This program presents an overview and a visual encyclopedia of rocks and minerals.

A pocket guide which identifies more than 400 specimens of rocks, minerals and gems, explains their economic importance and describes their uses.