Many diamond enthusiasts and collectors are crazy about chocolate diamonds, and understandably so. These gems are an excellent choice for those who are looking for something different from standard diamonds, who want jewelry that showcases a warm, earthy tone. Below is a description of these gems and why you must have them.

The gemstone known as chalcedony is a member of the quartz family. It comes in a variety of patterns, colors and shapes, and is distinctive due to its translucency combined with its solid and light color which usually ranges from blue to gray or white.

Tanzanite is a gemstone that few people know about, and yet, it has a greater rarity than diamonds. Discovered by the Maasai people near the Mountain of Kilimanjaro, who initially confused them with sapphires, this fabulous blue stone has some truly unique properties.

Topaz is a yellowish gem that has been in use for at least two thousand years. The specimens found in nature tend to be large and crystalline, which makes them perfect for applications where faceted stones are needed. It is quite hard, comes in multiple colors and can be used in many different applications.

Agate is a member of the quartz family, and thus has a silicon dioxide composition. It is related to jasper, carnelian and bloodstone and is just as beautiful. As a consequence, it is frequently used in tumbled or beaded jewelry, and may be dyed to boost its color.

Jasper is a gemstone which has a distinct appearance. It is often multicolored, spotted, striped or flamed, and although it is frequently brown and red, it can appear in other colors as well. Below is an overview of this gem with tips on buying and wearing it.