Colorful gemstones are just anybodys dream to have. Their natural colors more than match your very fashionable dresses. Their sheer range could strike you spell bound. Gemstones are precious or semiprecious mineral stones which when cut and faceted can be used as jewels.
There is more to gemstones than just being jewelry items. They are regarded as lucky when worn specific to an individuals birth month. Before we deal with this aspect in detail lets see the classification of gemstones.
Classification and Characteristics of Gemstones
There is a tri-level classification of gemstones namely, groups, species and varieties. Simply put, rubies which are red in color belong to conundrum species which in turn belong to hematite group. Others like emerald, aquamarine, goshenite, heliodor and morganite, all of them belong to that variety known as beryl. There are over 150 different species available.
Gemstones display all characteristics of crystals like dispersion, refractive indices, hardness, and specific gravity etc. They also possess characters like inclusions, fractures and cleavage which play upon their quality and values. However gemologists include all...