Opal is one of the most colorful of all gemstones. In some cases an Opal can even surpass the value of Diamond. Opal gemstones change color when viewed from different angles. This phenomenom is known as opalescence. The intensity of colors determine the value of an opal.
* Orthoclase >
Orthoclase is a rare yellowish variety of the mineral Sanidine. Sanidine is found in Madagascar. As a mineral Orthoclase is a common feldspar. A new green variety of Orthoclase has just been discovered, however it’s production on the gem market is very limited.
* Pearl >
Pearls are an organic gemstone unlike most other gemstones made up of minerals. Pearls have been held in high regard throughout antiquity. Pearls are generally formed in the soft tissue of mollusks, such as oysters and mussels. Pearls are formed from a buildup of calcium carbonite and organic conchiolin within there host.
* Peridot >
Peridot is a variety of the mineral Olivine. Peridot has a beautiful light green to green color, and has been sought after since antiquity.
* Platinum >
Platinum is extremely rare
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