Photos and information about 80 common rock-forming, ore and gemstone minerals from around the world.

There are approximately 4000 different minerals, and each of those minerals has a unique set of physical properties. These include: color, streak, hardness, luster, diaphaneity, specific gravity, …

The best way to determine if water or ice are minerals is to compare their properties to the definition of the word mineral.

Most of Earth’s crust is comprised of a small number of minerals. These minerals are known as the common rock-forming minerals.

The best way to learn about minerals is to study with a collection of small specimens that you can handle, examine, and observe their properties. Inexpensive mineral collections are available in …

An introduction to rocks and minerals with detailed photos, description and identification information. Sponsored by the National Audubon Society, the National Wildlife Federation, and …

The best way to learn about minerals is to study with a collection of small specimens that you can handle, examine, and observe their properties. Inexpensive mineral collections are available in …

Hunt For Gems - Keep What You Find! There are over 100 mines in the United States where anyone can visit, pay a small fee, look for gems and minerals, and keep what they find. For a …

The best way to learn about minerals is to study with a collection of small specimens that you can handle, examine, and observe their properties. Inexpensive mineral collections are available in …

Home » Minerals » Diamond Diamond ... Diamond Producers Diamond Production leaders include: Botswana, Russia, Angola and Canada.