Rocks, gems and minerals are more than simply topics covered in science classes, they are part of an expanding collecting interest, explored by esteemed agate collector Patti Polk, in the new edition of her book, "Collecting Rocks, Gems & Minerals."
Some of the earliest collectibles can be found in rock formations and caverns nationwide, and collecting rocks, gems and minerals continues to gain fans. However, did you know that the people who make collecting rocks, gems, and minerals their mission are known by a special nickname?
Why do people collect rocks and minerals? There are as many reasons to collect them as there are types of collectors: for their beauty or rarity, for their monetary value, for lapidary or jewelry-making uses, metaphysical purposes, for scientific study, and for fun.
What are rocks and minerals, and what is the difference between the two? A mineral, by definition, is any naturally occurring inorganic substance generally characterized by a definitive crystal structure that is classified according to the way the atoms of the mineral are arranged.