Check out our extensive guide to crystal meanings & stone properties with beautiful pictures. Find the right crystal or stone for you by learning their healing powers.

Oak & Amethyst is a crystal shop and metaphysical boutique in Greenwood, IN, just south of Indianapolis, Indiana. We carry a variety of crystals, spheres, towers, carvings, and jewelry.

Oak & Amethyst | Crystal shop in Indianapolis, Indiana | 2650 Fairview ...

Welcome to our A to Z guide to over 250 different crystals and their meanings. Learn about the metaphysical properties of each stone and how it can help you.

The Crystal Encyclopedia is the definitive guide to crystals, stones, and minerals. Find everything you've ever wanted to know about crystals!

A crystal is a solid material in which atoms, ions, or molecules are arranged in a highly ordered and repeating three-dimensional pattern, known as a crystal lattice.

Read in-depth descriptions, planets, zodiacs, healing properties and more with each crystal. Detailed crystal properties.

For gemologists and mineralogists, the scientific definition of a crystal goes right to the atomic level. A crystal is a solid whose atoms are arranged in a "highly ordered" repeating pattern.

Crystal, any solid material in which the component atoms are arranged in a definite pattern and whose surface regularity reflects its internal symmetry. Crystals are classified in general categories, such as insulators, metals, semiconductors, and molecular solids.