Fluorite is found everywhere, has been important to industry for centuries, and is a minor ornamental material as well. Fluorite presents a fascinating array of

Have the world in your hands with these compact, illustrated natural history guides From red beryls to rubies, pick through Nature Guide Gems, a beautiful guide

With the tremendous growth of population in this and neighboring states, there are more collectors than ever before and with the rapidly escalating prices for m

"From tried and tested traditional herbal preparations and soothing and uplifting aroma blends, to ancient crystals and modern superfoods, this book contains a