Peridot Vietnam

Peridot from Vietnam, also known as chrysolite, is a yellowish-green transparent gemstone belonging to the olivine mineral group. It is one of the few gemstones that occurs in only one color. Peridot can be found in mafic and ultramafic rocks, commonly occurring in lava and peridotite xenoliths of the mantle. The gemstone has a vitreous luster and falls within the orthorhombic crystal system. Its chemical formula is (Mg, Fe)2SiO4, indicating the presence of magnesium and iron in its composition. On the Mohs hardness scale, peridot has a hardness of 6.5 to 7.

Peridot has been prized as a jewelry stone since ancient times and is considered the modern birthstone for the month of August.

In Thanh Hoa Vietnam aquamarine and peridot are two gemstones that can be found in large sizes in fine quality.

Peridot mining in Vietnam has gained significance as the country has emerged as an important source of peridot for the international gem market. Peridot is a green gem variety of the mineral forsterite. Gemological and geochemical characteristics of Vietnamese peridot from the Central Highlands have been studied and documented.

Peridot is the gem variety of the mineral olivine, and its chemical composition includes iron and magnesium. The attractive yellowish green color of peridot is caused by the presence of iron. The gem is commonly found in volcanic rocks called basalts, which are rich in iron and magnesium. Peridot also occurs in mafic and ultramafic rocks, such as peridotite xenoliths of the mantle. It is commonly associated with silica-deficient rocks.

Peridot belongs to the forsterite-fayalite mineral series, which is part of the olivine group. It has an orthorhombic crystal system and is typically green or yellow in color. The gemstone has distinct cleavage and a conchoidal fracture. On the Mohs hardness scale, peridot typically ranges from about 6.5 to 7.

Peridot has a rich history and is surrounded by various myths and legends. In ancient times, peridot was highly valued and held significant cultural and symbolic meanings.

One notable historical figure associated with peridot is Cleopatra, the queen of Egypt. Legend has it that Cleopatra adored peridot and believed it had protective qualities. Some of the “emeralds” she wore were actually peridot gemstones. Peridot was known as the “gem of the sun” by the ancient Egyptians, who believed it could ward off nightmares and terrors of the night.

In Hawaiian folklore, peridot is considered the tears of Pele, the goddess of fire and volcanoes. It was believed that peridot gemstones were formed from the tears shed by Pele as she created the Hawaiian islands. According to the legends, peridot had the power to bring healing and strength to its wearer.

Peridot is also associated with mythical and magical properties in other cultures. It was believed to possess strong protective powers against evil spirits and nightmares. In addition, peridot was thought to have the ability to bring good luck, success, and prosperity to its wearer.

Vietnam is known for its diverse range of gemstones. Besides peridot, gemstones like sapphires, rubies, spinels, aquamarine, topaz, quartz crystals, tektite, and opal can also be found in the country. The gemstone mining industry in Vietnam is primarily concentrated in the town of Luc Yen, located in the northeast region of the country. This area is relatively rural and serves as a hub for gemstone extraction and trade.

Gemology article from GIA on peridot in Vietnam