The heart as nature designed it, anatomical details mapped out in exquisite style, rendered in finished bronze or sterling silver, and embracing rich, caramel-colored carnelian agate Agate is species of chalcedony with a translucent coloration and banded, lacy, or eye-like patterns. Carnelian and onyx and two of the more well-known varieties. Agate crystal is an amorphous crystal structure, so it flows almost like glass, giving its patterns their smooth, swirling, organic appearance. It…