Chalcedony includes carnelian , sard, plasma, prase, bloodstone , onyx , sardonyx, chrysoprase , thundereggs, agate , flint, chert, jasper , petrified wood, and petrified dinosaur bone just to name a few of the better known varieties. Care and Treatment See related jewelry care . Where Found Chalcedony is found in all 50 States , in many colors and color combinations, and in sedimentary, igneous, and metamorphic rocks. Birthstone Months See related gemstones . Star Stone Months See related gemstones .
Mystical Properties See related gemstones .
Lore Early man made weapons and tools from many varieties of chalcedony including agate, agatized coral, flint, jasper, and petrified wood. They have a huge selection, low prices, convenient shopping, and home delivery. Check it out today. The Crystal Ball Inc. A refreshing oasis in the vast internet desert of Same Old jewelry web sites . Unique designs featuring natural crystals, minerals and gemstones set in custom gold and silver wire wraps and designer gold gemstone jewelry.